Manuale d’uso / di manutenzione del prodotto T41/T41P del fabbricante IBM
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IBM Mobile Systems ThinkPad Computer Hardware Maintenance Manual April 2004 This manual supports: ThinkP ad T40/T40p, T41/T41p, T42/T42p ThinkP ad Dock II (MT 2877) (MT 2373/2374/ / ) 2375 2376/2378/2.
Note Before using this information and the product it supports, be sure to read the general information under “Notices” on page 258. First Edition (April 2004) The following paragraph does not app.
Contents About this manual . . . . . . . . . . .1 Introduction . . . . . . . . . . . . .3 Important service information . . . . . . . . .3 Strategy for replacing FRUs . . . . . . . .3 How to use error messages . . . . . . . .4 Diskette compatibility matrix .
1030 Ultrabay Slim device . . . . . . . .7 5 1040 Hard disk drive . . . . . . . . . .7 6 1050 DIMM (optional) . . . . . . . . .7 8 1060 Keyboard . . . . . . . . . . .8 0 1070 DIMM (standard) . . . . . . . . .8 4 1080 Modem daughter card (MDC/MDC-2) . .
14.1-in. LCD FRUs . . . . . . . . . . 233 15.0-in. LCD FRUs . . . . . . . . . . 241 Keyboard . . . . . . . . . . . . . 245 Recovery CDs . . . . . . . . . . . 247 Miscellaneous parts . . . . . . . . . . 251 AC adapters . . . . . . . . . . . . 254 Optional FRUs .
vi MT 2373/2374/2375/2376/2378/2379.
About this manual This manual contains service and reference information for IBM ThinkPad T40/T40p, T41/T41p, T42/T42p series (MT2373, 2374, 2375, 2376, 2378, and 2379), and ThinkPad Dock II (MT2877) products. Use this manual along with the advanced diagnostic tests to troubleshoot problems.
2 MT 2373/2374/2375/2376/2378/2379.
Introduction Important service information Important BIOS and device driver fixes are customer-installable. The BIOS and device drivers are posted on the IBM support site http://www.
Strategy for replacing a hard disk drive Always try to run a low-level format before replacing a hard disk drive. Attention: The drive startup sequence in the computer you are servicing may have been changed. Be extremely careful during write operations such as copying, saving, or formatting.
Safety notice 1 Before the computer is powered on after FRU replacement, make sure all screws, springs, and other small parts are in place and are not left loose inside the computer . V erify this by shaking the computer and listening for rattling sounds.
Safety notice 2 DANGER Some standby batteries contain a small amount of nickel and cadmium. Do not disassemble a standby battery , recharge it, throw it into fire or water , or short-circuit it. Dispose of the battery as required by local ordinances or regulations.
(continuation of safety notice 2) Alcune batterie di riserva contengono una piccola quantit à di nichel e cadmio. Non smontarle, ricaricarle, gettarle nel fuoco o nell ’ acqua n é cortocircuitarle. Smaltirle secondo la normativa in vigore (DPR 915/82, successive disposizioni e disposizioni locali).
Safety notice 3 DANGER The battery pack contains small amounts of nickel. Do not disassemble it, throw it into fire or water , or short-circuit it. Dispose of the battery pack as required by local ordinances or regulations. Use only the battery in the appropriate parts listing when replacing the battery pack.
(continuation of safety notice 3) La batteria contiene piccole quantit à di nichel. Non smontarla, gettarla nel fuoco o nell ’ acqua n é cortocircuitarla. Smaltirla secondo la normativa in vigore (DPR 915/82, successive disposizioni e disposizioni locali).
Safety notice 4 DANGER The lithium battery can cause a fire, an explosion, or a severe burn. Do not recharge it, remove its polarized connector , disassemble it, heat it above 100 ° C (212 ° F), incinerate it, or expose its cell contents to water . Dispose of the battery as required by local ordinances or regulations.
(continuation of safety notice 4) La batteria di supporto e una batteria al litio e puo incendiarsi, esplodere o procurare gravi ustioni. Evitare di ricaricarla, smontarne il connettore polarizzato, smontarla, riscaldarla ad una temperatura superiore ai 100 gradi centigradi, incendiarla o gettarla in acqua.
Safety notice 5 If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands, immediately wash the affected areas with water for at least 15 minutes. Seek medical care if any symptoms from the fluid are present after washing.
Safety notice 6 DANGER To avoid shock, do not remove the plastic cover that protects the lower part of the inverter card. Afin d ’é viter tout risque de choc é lectrique, ne retirez pas le cache en plastique prot é geant la partie inf é rieure de la carte d ’ alimentation.
Safety notice 7 DANGER Though the main batteries have low voltage, a shorted or grounded battery can produce enough current to burn personnel or combustible materials.
Safety notice 8 DANGER Before removing any FRU, power off the computer , unplug all power cords from electrical outlets, remove the battery pack, and then disconnect any interconnecting cables.
Safety information The following section presents safety information with which you need to be familiar before you service an IBM mobile computer . General safety Follow these rules to ensure general safety: v Observe good housekeeping in the area of the machines during and after maintenance.
v After service, reinstall all safety shields, guards, labels, and ground wires. Replace any safety device that is worn or defective. v Reinstall all covers correctly before returning the machine to the customer . v Fan louvers on the machine help to prevent overheating of internal components.
– Ensure that another person, familiar with the power-off controls, is near you. Attention: Another person must be there to switch off the power , if necessary . – Use only one hand when working with powered-on electrical equipment; keep the other hand in your pocket or behind your back.
Safety inspection guide The purpose of this inspection guide is to assist you in identifying potentially unsafe conditions. As each machine was designed and built, required safety items were installed to protect users and service personnel from injury .
8. Check that the power-supply cover fasteners (screws or rivets) have not been removed or tampered with. Handling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits (ICs) should be considered sensitive to electrostatic discharge (ESD.
– Use the round ground prong of the ac plug on ac-operated computers. Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function. Proper grounding of the electrical outlet can be verified by a certified electrician.
Laser compliance statement Some IBM Personal Computer models are equipped from the factory with an optical storage device such as a CD-ROM drive or a DVD-ROM drive. Such devices are also sold separately as options. If one of these drives is installed, it is certified in the U.
If a CD-ROM drive, a DVD-ROM drive, or another laser device is installed, note the following: CAUTION: Opening the CD-ROM drive, the DVD-ROM drive, or any other optical storage device could result in exposure to hazardous laser radiation. There are no serviceable parts inside those drives.
A CD-ROM drive, a DVD-ROM drive, or any other storage device installed may contain an embedded Class 3A or Class 3B laser diode. Note the following: DANGER Emits visible and invisible laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam.
General descriptions The desciptions in this chapter apply to any ThinkPad model that has the PC-Doctor ® DOS diagnostics program. Some descriptions might not apply to your particular computer . Read this first Before you go to the checkout guide, be sure to read this section.
__ 2. Date of service __ 3. Date on which the machine failed __ 4. Date of purchase __ 5. Failure symptoms, error codes appearing on the display , and beep symptoms __ 6. Procedure index and page number in which the failing FRU was detected __ 7. Failing FRU name and part number __ 8.
Related service information This section provides information about the following: v “ Service web site ” v “ Restoring the pre-installed system ” v “ Passwords ” on page 28 v “ Power ma.
5. If you get a message asking which operating system to install, select the proper operating system and press Enter . 6. A message is displayed: “ Full Recovery: ” . Press Enter to select. 7. On each of the next three windows, press the Y key . 8.
information stored in the IBM BIOS Setup Utility . The user must enter the SVP in order to get access to the IBM BIOS Setup Utility and change the system configuration. Attention: If the SVP has been forgotten and cannot be made available to the servicer , there is no service procedure to reset the password.
message is displayed at the lower-left of the screen, press the Access IBM button. IBM Rescue and Recovery screen opens. For models supporting the Passphrase function, press F1 while POP icon is appearing on the screen; then enter the POP . For the other models, enter the POP .
4. Select Security , using the cursor keys to move down the menu. 5. Select Password . 6. Select Hard-disk x password , where x is the letter of the hard disk drive. A pop-up window opens. 7. Select Master HDP . 8. Enter the master HDP; then leave the New Password field blank and press Enter twice.
Power management To reduce power consumption, the computer has three power management modes: screen blank, standby , and hibernation. Screen blank mode Screen blank mode has three variants, as follows: 1. If you press Fn+F3, or if the time set on the “ LCD off timer ” in IBM BIOS Setup Utility expires, v The LCD backlight turns off.
computer enters the power-saving mode automatically . This default low-battery behavior is independent of the operating system; so if you have set the low-battery alarm, the computer may not do what you specified. It chooses either your setting or the default setting, whichever is appropriate.
v If you are using the APM operating system and have set the mode to Power switch mode [Hibernation] , turn off the power switch. v If you are using the ACPI operating system and have defined one of the following actions as the event that causes the system to go into hibernation mode, perform that action.
Checkout guide Use the following procedures as a guide in identifying and correcting problems with the ThinkPad computer . Note: The diagnostic tests are intended to test only IBM products. The use of non-IBM products, prototype cards, or modified options can lead to false indications of errors and invalid system responses.
4. A batch file automatically starts up to prompt you through the process of creating diskettes. Yo u are notified of how many diskettes you will need. a. Yo u are prompted to insert each diskette in sequence. b. T ypically , all you need to do is to press the Enter key for the floppy drive; the system then formats and creates the diskette.
The options on the test menu are as follows: Diagnostics Interactive T ests v Run Normal T est v Run Quick T est v CPU/Coprocessor v Systemboard v Video Adapter v Serial Ports v Parallel Ports v Fixed.
6. To exit the test, select Quit — Exit Diag . To cancel the test, press Esc. Note: After running PC-Doctor , check the time and date on the system and reset them if they are incorrect.
Power system checkout To verify a symptom, do the following: 1. Tu r n off the computer . 2. Remove the battery pack. 3. Connect the ac adapter . 4. Check that power is supplied when you turn on the computer . 5. Tu r n off the computer . 6. Disconnect the ac adapter and install the charged battery pack.
Checking operational charging To check whether the battery charges properly during operation, use a discharged battery pack or a battery pack that has less than 50% of the total power remaining when installed in the computer . Perform operational charging.
Note: Recharging will take at least 3 hours, even if the indicator does not turn on. If the voltage is still less than +1 1.0 V dc after recharging, replace the battery . 4. If the voltage is more than +1 1.0 V dc, measure the resistance between battery terminals 4 and 5.
Checkout guide 42 MT 2373/2374/2375/2376/2378/2379.
ThinkPad T40/T40p, T41/T41p, T42/T42p Series Product overview . . . . . . . . . . . .4 5 Specifications . . . . . . . . . . . .4 5 Status indicators . . . . . . . . . . .5 0 FRU tests . . . . . . . . . . . . .5 3 Fn key combinations . . . . . . . . . .
1250 VGA and Ultrabay Slim device eject button cable . . . . . . . . . . . . . 133 1260 System board and base cover for 14.1-in. LCD models . . . . . . . . . . . 135 1270 System board, interposer card, and base cover for 15.0-in. LCD models . . . . . .
Product overview This section presents the following product-unique information: v “ Specifications ” v “ Status indicators ” on page 50 v “ FRU tests ” on page 53 v “ Fn key combination.
Feature Description Graphic memory chip T40/T40p series: v 16-MB DDR SDRAM (A TI M6-16) v 32-MB DDR SDRAM (A TI M7-32) v 32-MB DDR SDRAM (A TI M9-32) v 64-MB DDR SDRAM (A TI M9 GL-64) T41/T41p series:.
Feature Description Optional memory T40/T40p series: v 128-MB DDR SDRAM SO-DIMM (PC2100) card v 256-MB DDR SDRAM SO-DIMM (PC2100) card v 512-MB DDR SDRAM SO-DIMM (PC2100) v 1-GB DDR SDRAM SO-DIMM (PC2.
Feature Description Ultrabay Slim device (standard) T40/T40p, T41/T41p series: v DVD drive, 9.5 mm high v DVD/CD-RW combo drive, 9.5 mm high T42/T42p series: v DVD drive, 9.
Feature Description Ethernet (on the system board) T40/T40p, T41/T41p series: v 10/100Base Ethernet v Gigabit Ethernet T42/T42p series: v Gigabit Ethernet Communication daughter card (CDC) T40/T40p, T41/T41p series: v V .
Status indicators The system status indicators show the status of the computer , as follows: 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 1 2 8 3 Product overview 50 MT 2373/2374/2375/2376/2378/2379.
Indicator Meaning 1 Ultrabay Slim status Green: An Ultrabay Slim device is installed and in use. Blinking green: An Ultrabay Slim device is in the process of being detached. T urn off: An Ultrabay Slim device is ready to be attached or detached.
Indicator Meaning 5 Drive in use Green: Data is being read from or written to the hard disk drive, the diskette drive, or the drive in the Ultrabay Slim device. When this indicator is on, do not put the computer into standby mode or turn off the computer .
FRU tests The following table shows the test for each FRU. FRU Applicable test System board 1. Diagnostics --> CPU/Coprocessor 2. Diagnostics --> Systemboard 3. If the docking station or the port replicator is attached to the ThinkPad computer , undock it.
FRU Applicable test Memory 1. If two DIMMs are installed, remove one of them and run Diagnostics --> Memory T est — Quick . 2. If the problem does not recur , return the DIMM to its place, remove the other one, and run the test again. 3. If the test does not detect the error , run Diagnostics --> Memory T est — Full .
Key combination Description Fn+F4 Put the computer in standby mode. To return to normal operation, press the Fn key only , without pressing a function key . Notes: 1. This mode is called suspend mode in Windows NT . 2. In Windows 2000 and Windows XP , this combination of keys functions as a sleep button.
Key combination Description Fn+F8 Note: This function is not supported in Windows 2000 and Windows XP . If the image displayed on the computer is smaller than the physical display , switch the computer screen size between expanded mode and normal mode.
Key combination Description Fn+F12 Put the computer into hibernation mode. To return to normal operation, press the power button for less than four seconds. Note: To use Fn+F12 for hibernation in Windows 2000 or Windows XP , you must have the IBM PM device driver installed on the computer .
Symptom-to-FRU index The symptom-to-FRU index in this section lists symptoms and errors and their possible causes. The most likely cause is listed first, in boldface type. Note: Do the FRU replacement or other actions in the sequence shown in the column headed “ FRU or action, in sequence.
Symptom or error FRU or action, in sequence 0182 Bad CRC2. Enter BIOS Setup and load Setup defaults. — The checksum of the CRS2 setting in the EEPROM is not correct. 1. Run IBM BIOS Setup Utility . Press F9, and Enter to load the default setting. Then save the current setting by pressing F10.
Symptom or error FRU or action, in sequence 0200 Hard disk error — The hard disk is not working. 1. Reseat the hard disk drive . 2. Load Setup Defaults in IBM BIOS Setup Utility . 3. Hard disk drive. 4. System board. 021x Keyboard error . Run interactive tests of the keyboard and the auxiliary input device .
Symptom or error FRU or action, in sequence 02F4 EISA CMOS not writable. 1. Load Setup Defaults in IBM BIOS Setup Utility . 2. Replace the backup battery . 3. System board. 02F5 DMA test failed. 1. DIMM . 2. System board. 02F6 Software NMI failed 1. DIMM .
Symptom or error FRU or action, in sequence 1810 Hard disk partition layout error . 1. If the Access IBM Predesktop Area has been previously disabled, then go to the IBM BIOS Setup Utility by pressing F1 to open the IBM BIOS Setup Utility . Select Security --> IBM Predesktop Area --> Access IBM Predesktop Area.
Error messages Symptom or error FRU or action, in sequence Device address conflict. 1. Load “ Setup Defaults ” in IBM BIOS Setup Utility . 2. Backup battery . 3. System board. Allocation error for device. 1. Load “ Setup Defaults ” in IBM BIOS Setup Utility .
Beep symptoms Symptom or error FRU or action, in sequence One beep and a blank, unreadable, or flashing LCD. 1. Reseat the LCD connector . 2. LCD assembly . 3. External CRT . 4. System board. One long and two short beeps, and a blank or unreadable LCD.
LCD-related symptoms Important The TFT LCD for the notebook computer contains many thin-film transistors (TFT s). The presence of a small number of dots that are missing, discolored, or always lighted is characteristic of TFT LCD technology , but excessive pixel problems can cause viewing concerns.
Intermittent problems Intermittent system hang problems can be due to a variety of causes that have nothing to do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a problem recurs.
FRU replacement notices This section contains notices related to removing and replacing parts. Read this section carefully before replacing any FRU. Screw notices Loose screws can cause a reliability problem.
v Make sure that you use the correct screw . If you have a torque screwdriver , tighten all screws firmly to the torque shown in the table. Never use a screw that you removed.
Retaining the UUID The Universally Unique Identifier (UUID) is a 128-bit number uniquely assigned to your computer at production and stored in the EEPROM of your system board. The algorithm that generates the number is designed to provide unique IDs until the year A.
3. To write ECA information, select 1. Write ECA/rework number from EEPROM , and follow the instruction. 4. To write box build date, select 4. Write box build date from EEPROM , and follow the instruction on the screen.
Removing and replacing a FRU This section presents directions and drawings for use in removing and replacing a FRU. Be sure to observe the following general rules: 1. Do not try to service any computer unless you have been trained and certified. An untrained person runs the risk of damaging parts.
1010 Battery pack for 14.1-in. LCD models DANGER 1 (continued) Use only the battery specified in the parts list for your computer . Any other battery could ignite or explode.
Holding the battery release lever in the unlocked position 2 , remove the battery pack 3 . 2 3 When installing: Install the battery pack along the slide rails on the left and right sides of the battery-pack slot. Then make sure that both battery latches, a and b , are locked, as in the following figure.
1020 Battery pack for 15.0-in. LCD models DANGER Holding the battery release lever in the unlocked position 1 , remove the battery pack 2 . 2 1 Use only the battery specified in the parts list for your computer . Any other battery could ignite or explode.
1030 Ultrabay Slim device Note Ultrabay Slim does not accept any of the following devices: v Ultrabay Plus devices v Ultrabay 2000 devices For devices compatible with the Ultrabay Slim bay , see “ Optional FRUs ” on page 255. Note: When you release the switch in step 1 , the lever pops out.
1040 Hard disk drive Attention v Do not drop the hard disk drive or apply any physical shock to it. The hard disk drive is sensitive to physical shock. Improper handling can cause damage and permanent loss of data. v Before removing the drive, have the user make a backup copy of all the information on it if possible.
2 3 3 4 When installing: Make sure that the hard-disk connector is attached firmly . Removing and replacing a FRU ThinkPad T40/T40p, T41/T41p, T42/T42p Series 77.
1050 DIMM (optional) For access, remove this FRU: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 Note: Loosen the screw 1 , but do not remove it.
4 3 3 When installing: Insert the notched end of the DIMM into the socket. Press the DIMM firmly , and pivot it until it snaps into the place. Make sure that it is firmly fixed in the slot and does not move easily .
1060 Keyboard For access, remove this FRU: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 1 3 1a Note: Screw 1a is only for the models with 14.1-in. LCD. Other models do not have this screw .
Press the part indicated by the arrow 2 in the direction of the arrow . This releases the latches of the keyboard from the frame, so that the front side of the keyboard pops out. 2 Pull the keyboard a little in the direction of the arrow 3 , and then detach the connector 4 .
When installing: 1. Attach the connector 1 . 1 2. Make sure that the keyboard edges, marked a in the figure, are under the frame. a a a (continued) Removing and replacing a FRU 82 MT 2373/.
3. To make sure that the front side of the keyboard is housed firmly , gently press the keys with your fingers and try to slide the keyboard towards you. 4. Make sure that all the projections on the front side of the keyboard b are firmly attached under the frame.
1070 DIMM (standard) For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1060 Keyboard ” on page 80 1 1 2 When installing: Insert the notched end of the DIMM into the socket.
1080 Modem daughter card (MDC/MDC-2) For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1060 Keyboard ” on page 80 2 1 1 Step Screw (quantity) Color T orque 1 M2 × 10 mm, flat-head, nylon-coated (2) Black 0.
Tu r n the card over 3 , and detach the modem connector 4 . 3 4 When installing: Make sure that connector 4 and the connector on the underside of the card are firmly attached.
1090 Bluetooth /Modem daughter card (BMDC/BMDC-2) For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1060 Keyboard ” on page 80 2 1 1 Step Screw (quantity) Color T orque 1 M2 × 10 mm, flat-head, nylon-coated (2) Black 0.
Tu r n the card over 3 , and detach the modem connector 4 and the Bluetooth wireless antenna jack, which has a tab marked ″ BT ″ 5 . Note: When unplugging the Bluetooth wireless antenna jack, do not pull the cable; it might snap.
1 100 Palm rest for 14.1-in. LCD models For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 Note: For some models, this FRU is secured by using a tamper resistant torx head screw (TR7).
For a model with a touch pad, detach the touch pad connector by pulling the tab with your fingers in the direction of arrow 4 . Then remove the palm rest in the direction of arrow 5 . For other models, skip step 4 . 4 5 When installing: On a model with a touch pad, make sure that connector 4 is firmly attached.
111 0 Keyboard bezel for 15.0-in. LCD models For access, remove these FRUs in order: v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 1 1 1 Step Icon Screw (quantity) Color T orque 1 1 M2 × 5 mm, flat-head, nylon-coated (6) Black 0.
2 2 2 2 2 Step Icon Screw (quantity) Color T orque 2 2 M2 × 14 mm, bind-head, nylon-coated (6) Black 0.245 Nm (2.5 kgfcm) 3 4 Removing and replacing a FRU 92 MT 2373/2374/2375/2376/2378/2379.
When installing: 1. Place the keyboard bezel so that the three latches are fixed in place 1 . 1 While inserting the three latches, align the top-left corner of the keyboard bezel as in figure a .
2. Press the left edges 2 and the front edges 3 of the keyboard bezel until the latches are snapped. 3 3 2 2 3. Attach the touch pad connector 4 .
4. Secure the keyboard bezel from the underside of the computer with the screws b and c . b 1 b c c c 2 c 5. Attach the keyboard. (continued) Removing and replacing a FRU ThinkPad T40/T40p.
6. Secure the keyboard bezel from the underside of the computer with the screw d . This screw cannot be fastened properly without attaching keyboard.
1 120 Mini PCI adapter For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1 100 Palm rest for 14.
When installing: Plug in the wireless antenna cable as follows: Intel ® PRO/Wireless LAN 2100 3B Mini PCI Adapter or Intel ® PRO Wireless 2200BG Mini-PCI Adapter Plug the gray antenna cable with the tab marked MAIN into jack M , and the black antenna cable with the tab marked AUX into jack A .
IBM Dual-Band 1 1a/b Wi-Fi Wireless Mini PCI Adapter , IBM 1 1a/b/g Wireless LAN Mini PCI Adapter , or IBM 1 1b/g Wireless LAN Mini PCI Adapter Plug the gray antenna cable with the tab marked MAIN into jack MAIN , and the black antenna cable with the tab marked AUX into jack AUX .
1 130 Fan assembly For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1 100 Palm rest for 14.
Important In step 2 , insert the tip of the tool horizontally between the fan assembly and the CPU, as indicated by arrow a . Then slightly push the tool into the gap until the fan assembly comes off. Do not move the tool upward or downward to remove the fan assembly between the gap.
Important In step 2a and 2b , be careful not to damage the copper plate of the fan assembly . Step 2a is for the fan assembly , long and for the fan assembly , long M10. Step 2b is for the fan assembly , short. Distortion of the fan assembly may cause a thermal problem.
4 3 When installing: Make sure that the connector 4 is firmly attached. Removing and replacing a FRU ThinkPad T40/T40p, T41/T41p, T42/T42p Series 103.
When installing: Apply thermal grease on the part marked a as in the following figures. Only in the case of Fan assembly , long , you need to peel the plastic sheet b off on the thermal rubber before you place it on the system board. Fan assembly , long M10 DOES NOT have the plastic sheet.
1 140 Backup battery for 14.1-in. LCD models DANGER For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1 100 Palm rest for 14.
2 When installing: Make sure that the battery connector 2 is firmly attached. Removing and replacing a FRU 106 MT 2373/2374/2375/2376/2378/2379.
1 150 Backup battery for 15.0-in. LCD models DANGER For access, remove these FRUs in order: v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 111 0 Keyboard bezel for 15.
2 When installing: Make sure that the battery connector 2 is firmly attached. Removing and replacing a FRU 108 MT 2373/2374/2375/2376/2378/2379.
1 160 Speaker assembly For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1 100 Palm rest for 14.
In step 3 , release the speaker cables from the cable guide. 4 2 3 When installing: Make sure that the connector 4 is firmly attached. Then route the cable as in 3 .
1 170 Keyboard bezel for 14.1-in. LCD models For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1 100 Palm rest for 14.
3 2 3 a a b a Step Screw (quantity) Color T orque 2 M2 × 4 mm, bind-head, nylon-coated (1) Black 0.245 Nm (2.5 kgfcm) In step 3 , make sure that all the latches marked a are detached, and then remove the bezel. When installing: Make sure that all the latches marked a are firmly attached.
1 180 PC Card slot assembly for 14.1-in. LCD models For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1 100 Palm rest for 14.
2 When installing: Make sure that the connector on the underside of the PC card slot 2 is firmly attached, and then secure the slot with the screws.
1 190 PC Card slot assembly for 15.0-in. LCD models For access, remove these FRUs in order: v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 111 0 Keyboard bezel for 15.
2 3 Step Screw (quantity) Color T orque 2 M2 × 4 mm, bind-head, nylon-coated (1) Black 0.204 Nm (2.0 kgfcm) 4 When installing: Make sure that the connector on the underside of the PC card slot 2 is firmly attached, and then secure the slot with the screws.
1200 LCD assembly for 14.1-in. LCD models For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1090 Bluetooth /Modem daughter card (BMDC/BMDC-2) ” on page 87 v “ 1 100 Palm rest for 14.
3 4 2 Step Screw (quantity) Color T orque 2 M2 × 14 mm, bind-head, nylon-coated (1) Black 0.245 Nm (2.5 kgfcm) After removing the screw , remove bracket 3 . Then detach the LCD connector 4 . When installing: Make sure that the bracket 3 and the connector 4 are firmly attached, and then secure them with the screw .
5 Step Screw (quantity) Color T orque 5 M2 × 10 mm, flat-head, nylon-coated (1) Black 0.245 Nm (2.5 kgfcm) (continued) Removing and replacing a FRU ThinkPad T40/T40p, T41/T41p, T42/T42p Series .
Release the antenna cables from the cable guide 6 . 6 6 6 6 6 6 When installing: Make sure that the antenna cables are correctly routed and securely in place.
7 7 When installing: Make sure that the security keyhole which is on the left-rear corner of the base cover and the keyhole of the bracket inside are aligning firmly .
1210 LCD assembly for 15.0-in. LCD models For access, remove these FRUs in order: v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1090 Bluetooth /Modem daughter card (BMDC/BMDC-2) ” on page 87 v “ 111 0 Keyboard bezel for 15.
2 3 Step Screw (quantity) Color T orque 2 M2 × 10 mm, flat-head, nylon-coated (1) Black 0.245 Nm (2.5 kgfcm) When installing: Make sure that the connector 3 is firmly attached, and then secure it with the screw .
4 4 Step Screw (quantity) Color T orque 4 M2 × 10 mm, flat-head, nylon-coated (3) Black 0.245 Nm (2.5 kgfcm) (continued) Removing and replacing a FRU 124 MT 2373/2374/2375/2376/2378/2379.
Release the antenna cables from the cable guide 5 . 5 5 5 5 5 When installing: Make sure that the antenna cables are correctly routed and securely in place.
6 6 When installing: Make sure that the security keyhole which is on the left-rear corner of the base cover and the keyhole of the bracket inside are aligning firmly .
1220 CPU For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1 100 Palm rest for 14.1-in. LCD models ” on page 89 v “ 111 0 Keyboard bezel for 15.
1230 Ultrabay Slim guide rail assembly for 14.1-in. LCD models For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1 100 Palm rest for 14.
4 5 4 3 3 Step Screw (quantity) Color T orque 3 M2 × 10 mm, flat-head, nylon-coated (3) Black 0.245 Nm (2.5 kgfcm) 4 M2 × 3 mm, small-head, nylon-coated (3) Silver 0.245 Nm (2.5 kgfcm) In step 5 , remove the Ultrabay Slim guide rail assembly and the hard disk drive guide rail together .
1240 Ultrabay Slim guide rail assembly for 15.0-in. LCD models For access, remove these FRUs in order: v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 111 0 Keyboard bezel for 15.
5 4 3 3 3 Step Screw (quantity) Color T orque 3 M2 × 10 mm, flat-head, nylon-coated (5) Black 0.245 Nm (2.5 kgfcm) 4 M2 × 4 mm, bind-head, nylon-coated (2) Black 0.245 Nm (2.5 kgfcm) In step 5 , remove the Ultrabay Slim guide rail assembly and the hard disk drive guide rail together .
Separate the Ultrabay Slim guide rail assembly a and the hard disk drive guide rail b . 6 6 a b Removing and replacing a FRU 132 MT 2373/2374/2375/2376/2378/2379.
1250 VGA and Ultrabay Slim device eject button cable For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1 100 Palm rest for 14.
5 4 6 Step Screw (quantity) Color T orque 4 M2 × 4 mm, bind-head, nylon-coated (1) Black 0.245 Nm (2.5 kgfcm) When installing: Make sure that the connector 1 is firmly attached.
1260 System board and base cover for 14.1-in. LCD models For access, remove these FRUs, in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1030 Ultrabay Slim device ” on .
Important notice for handling the system board in ThinkPad T40 series: There are two types of system board FRU for the ThinkPad T40 series, as follows: v System board with IBM security chip (bottom view) Note: The security chip a is embedded on the underside of the system board.
v System board without IBM security chip (bottom view) Begin by checking the FRU number of the system board, and be sure to use the correct system board for the computer .
Important notice for handling the system board in ThinkPad T41 series: In ThinkPad T41 series, the security chip a is soldered on the underside of the system board as in this figure. a In ThinkPad T41 series, accelerometer chip for the IBM HDD Active Protection System b is also soldered on the topside of the system board.
Important When handling the system board in ThinkPad T41 series, bear the following in mind. v The system board of the ThinkPad T41 series has an accelerometer , which can be broken by applying several thousands of G-forces.
Before removing the system board, remove the support structure ( a ) and the cable guide ( b ). 2 2 1 3 b a When installing: Make sure that the connectors 2 are firmly attached to the system board. 5 4 Step Screw (quantity) Color T orque 4 M2 × 10 mm, flat-head, nylon-coated (1) Black 0.
6 7 c d 8 Step Screw (quantity) Color T orque 6 M2 × 3 mm, small-head, nylon-coated (1) Silver 0.245 Nm (2.5 kgfcm) 7 M2 × 10 mm, flat-head, nylon-coated (1) Black 0.245 Nm (2.5 kgfcm) In step 8 , remove the I/O plate bracket ( c ) and the system board ( d ) together .
10 9 11 Step Screw (quantity) Color T orque 9 Hex stud (2) Silver 0.392 Nm (4 kgfcm) 10 M2.5 × 3 mm, bind-head, nylon-coated (1) Gold 0.392 Nm (4 kgfcm) When installing: Attach the system board so that the two small projections on the base cover fit into the holes provided, and then secure the system board with the screw .
Note for sticking a label kit on the base cover New base cover FRU is shipped with several kinds of label kit. When you replace the base cover , you need to stick a homologation label a which has the same part no. with the label on the old base cover (defective FRU) on the new base cover .
1270 System board, interposer card, and base cover for 15.0-in. LCD models For access, remove these FRUs, in order: v “ 1020 Battery pack for 15.0-in.
Important notice for handling the system board in ThinkPad T42 series: In ThinkPad T42 series, the security chip a is soldered on the underside of the system board as in this figure. a In ThinkPad T42 series, accelerometer chip for the IBM HDD Active Protection System b is also soldered on the topside of the system board.
Important When handling the system board in ThinkPad T42 series, bear the following in mind. v The system board of the ThinkPad T42 series has an accelerometer , which can be broken by applying several thousands of G-forces.
Remove the support structure a and the EMI bracket b . 3 2 b 1 a Step Screw (quantity) Color T orque 2 M2 × 10 mm, flat-head, nylon-coated (1) Black 0.
5 4 7 c 6 6 Step Screw (quantity) Color T orque 4 M2 × 10 mm, flat-head, nylon-coated (1) Black 0.245 Nm (2.5 kgfcm) 5 M2.5 × 4.8 mm, bind-head, nylon-coated (1) Black 0.392 Nm (4 kgfcm) Remove two connectors 6 and then remove the cable guide c in the direction of arrow 7 .
8 d e 9 8 Step Screw (quantity) Color T orque 8 M2 × 4 mm, bind-head, nylon-coated (3) Black 0.245 Nm (2.5 kgfcm) In step 9 , remove the I/O plate bracket ( d ) and the system board ( e ) together .
10 f g 12 13 11 Step Screw (quantity) Color T orque 10 Hex stud (2) Silver 0.392 Nm (4 kgfcm) 11 M2.5 × 3 mm, flat-head, nylon-coated (1) Gold 0.392 Nm (4 kgfcm) Remove the system board g from the I/O plate bracket f in the direction of arrow 12 .
Note for sticking a label kit on the base cover New base cover FRU is shipped with several kinds of label kit. When you replace the base cover , you need to stick a homologation label a which has the same part no. with the label on the old base cover (defective FRU) on the new base cover .
2010 LCD front bezel for 14.1-in. LCD models For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1090 Bluetooth /Modem daughter card (BMDC/BMDC-2) ” on page 87 v “ 1 100 Palm rest for 14.
5 4 Note for LG-IBM models (Korea) in T41/T41p series: New LCD front bezel FRU is shipped with clear plate FRU. When you replace the LCD front bezel, you need to stick the LG-IBM logo plate which is contained in the clear plate FRU as shown in this figure.
2020 LCD front bezel for 15.0-in. LCD models For access, remove these FRUs in order: v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1090 Bluetooth /Modem daughter card (BMDC/BMDC-2) ” on page 87 v “ 111 0 Keyboard bezel for 15.
3 2 Note for LG-IBM models (Korea) in T42/T42p series: New LCD front bezel FRU is shipped with clear plate FRU. When you replace the LCD front bezel, you need to stick the LG-IBM logo plate which is contained in the clear plate FRU as shown in this figure.
2030 Inverter card for 14.1-in. LCD models For access, remove these FRUs in order: v “ 1010 Battery pack for 14.1-in. LCD models ” on page 72 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1090 Bluetooth /Modem daughter card (BMDC/BMDC-2) ” on page 87 v “ 1 100 Palm rest for 14.
Cable routing: When replacing the inverter card, route the connector cable as in this figure: Removing and replacing a FRU ThinkPad T40/T40p, T41/T41p, T42/T42p Series 157.
2040 Inverter card for 15.0-in. LCD models For access, remove these FRUs in order: v “ 1020 Battery pack for 15.0-in. LCD models ” on page 74 v “ 1040 Hard disk drive ” on page 76 v “ 1060 Keyboard ” on page 80 v “ 1090 Bluetooth /Modem daughter card (BMDC/BMDC-2) ” on page 87 v “ 111 0 Keyboard bezel for 15.
Cable routing: When replacing the inverter card, route the connector cable as in this figure: Removing and replacing a FRU ThinkPad T40/T40p, T41/T41p, T42/T42p Series 159.
2050 Wireless antenna assemblies, LCD panel, LCD cable assembly , hinges, and LCD cover for 14.1-in. LCD models For access, remove these FRUs in order: v “ 1010 Battery pack for 14.
Peel the tape securing the Bluetooth wireless antenna assembly 3 . 3 5 4 4 Step Screw (quantity) Color T orque 4 M2 × 2.7 mm, small-head, nylon-coated (2) Y ellow 0.
In step 6 , remove the latch bar as in this figure. 6 Lift the latch bar in the direction of the arrow 7 , and then remove the left latch in the direction of the arrow 8 .
9 Step Screw (quantity) Color T orque 9 M2 × 3 mm, small-head, nylon-coated (1) Silver 0.245 Nm (2.5 kgfcm) (continued) Removing and replacing a FRU ThinkPad T40/T40p, T41/T41p, T42/T42p Series.
Slide the spiral tube binding the antenna cables ( 10a ), and then release the cables from the cable guide ( 10b ). Lift the LCD panel in the direction of arrow 11 , and detach the wireless LAN antenna 12 and the ThinkLight 13 .
Remove the antenna assembly a and hinges b from the LCD assembly . 15 a 16 b 16 17 17 b 16 16 Step Screw (quantity) Color T orque 16 M2 × 3 mm, small-head, nylon-coated (4) Silver 0.245 Nm (2.5 kgfcm) Remove two screws c , and detach the wireless AUX antenna cable ( c ) from the right hinge.
Tu r n over the LCD panel and strip off the tape 15 securing the FPC ( c ). Then detach the connector 16 in the direction of the arrow .
Remove the right latch from the LCD cover . 23 24 Removing and replacing a FRU ThinkPad T40/T40p, T41/T41p, T42/T42p Series 167.
When installing: Follow these steps when you reassemble the LCD unit. 1. Attach the left latch to the LCD cover . 2 1 (continued) Removing and replacing a FRU 168 MT 2373/2374/2375/2376/2378/2379.
2. Paste three gaskets only for the models with Bluetooth wireless features. For the other models, skip this step. 41.5 mm 68.5 mm 95.5 mm 3. Connect the LCD cable assembly to the LCD panel and secure it with the tape. 4. Attach the wireless LAN antenna cables (MAIN, AUX) and the hinges to the LCD panel.
a. 3 3 2 1 (continued) Removing and replacing a FRU 170 MT 2373/2374/2375/2376/2378/2379.
b. 4 4 c. 5 5 (continued) Removing and replacing a FRU ThinkPad T40/T40p, T41/T41p, T42/T42p Series 171.
d. Coil the spiral tube round the antenna cables. 6 e. Slide the spiral tube in the direction shown by arrow 7 . 7 (continued) Removing and replacing a FRU 172 MT 2373/2374/2375/2376/2378/2379.
Move the spiral tube until it reaches at the cable guide of the LCD cover as in this figure. Make sure that the antenna cable is not pinched by cable clip ( a ). 8 a 7. Secure the LCD panel with the screws. 8. Attach the right latch to the LCD cover .
Note for LG-IBM models (Korea) in T40/T40p series: New LCD cover FRU is shipped with the LG-IBM logo plate. When you replace the LCD cover , you need to stick the LG-IBM logo plate as shown in this figure. 10 mm 15 mm Note for LG-IBM models (Korea) in T41/T41p series: New LCD cover FRU is shipped with clear plate FRU.
2060 Wireless antenna assemblies, LCD panel, LCD cable assembly , hinges, and LCD cover for 15.0-in. LCD models For access, remove these FRUs in order: v “ 1020 Battery pack for 15.
Release the antenna cables 2 . At the parts indicated by arrows a , the antenna cables go through the hinges. When you route the antenna cables, attach the cables firmly .
3 4 5 6 6 6 b 6 7 7 b Step Screw (quantity) Color T orque 6 M2 × 3 mm, bind-head, nylon-coated (4) Silver 0.245 Nm (2.5 kgfcm) (continued) Removing and replacing a FRU ThinkPad T40/T40p, T41/T4.
Tu r n over the LCD panel, and detach the connector 8 in the direction of the arrow . 8 When installing: Make sure that the FPC connector is firmly attached to the LCD panel.
9 11 10b 12 9 d 10a Note: Step 9 is only for the models with the Bluetooth wireless features. For the other models, skip this step. Step Screw (quantity) Color T orque 9 M2 × 4 mm, bind-head, nylon-coated (2) Black 0.
Cable routing: When you reassemble the LCD unit, do as follows: At the left-top corner of the LCD unit, route the antenna cable as in a . Do not route the cable over the bracket.
Then route the cables to along the cable guides of the LCD cover . When you route the cables around the LCD hinges, do as shown in c . c c Removing and replacing a FRU ThinkPad T40/T40p, T41/T41.
3010 ThinkPad Dock II PCI cover 1 2 1 (Bottom view) Removing and replacing a FRU 182 MT 2373/2374/2375/2376/2378/2379.
3020 ThinkPad Dock II top cover 1 1 1 (Rear view) Step Screw (quantity) T orque 1 M2.5 × 4.8 mm (3) 0.392 Nm (4 kgfcm) 2 2 2 2 Step Screw (quantity) T orque 2 M2.
3 3 (Bottom view) Step Screw (quantity) T orque 3 M2.5 × 4.8 mm (6) 0.392 Nm (4 kgfcm) (continued) Removing and replacing a FRU 184 MT 2373/2374/2375/2376/2378/2379.
Make sure that the system lock key A is set to the Unlock position. Release the front latches in step 4 , and then remove the top cover 5 .
Locations Front view 1 Wireless status indicator 2 Bluetooth wireless status indicator (for some models) 3 System status indicators 4 Power status indicators 5 External m.
1 2 3 4 5 6 7 8 9 15 10 11 12 13 14 18 16 17 Locations ThinkPad T40/T40p, T41/T41p, T42/T42p Series 187.
Rear view 1 Power status indicators 2 Bluetooth wireless status indicator 3 PC Card eject buttons 4 PC Card slots 5 Microphone jack 6 Stereo headphone jack 7 .
Bottom view 1 Hard disk drive 2 Optional DIMM slot 3 Battery pack 4 Battery pack lock (only for 14.1-in LCD models) 5 Docking connector 6 Battery pack latch 7.
Parts list T40/T40p, T41/T41p, T42/T42p series model matrix The T40/T40p, T41/T41p, T42/T42p series include several models. The following table summarizes the characteristics of each model, to help you determine which FRU in the part list meets your need.
Model Bay device Mini PCI adapter Ethernet CDC HDD T40 (CPU, Ban 1.3G *1 ; memory , 256 MB; video chip, M7-32; LCD, 14.1-in. XGA) 2379-D3x SC DVD/ CD-RW combo 802.1 1b (Intel) 10/100 MDC 30 GB (4200 rpm) T40 (CPU, Ban 1.3G *1 ; memory , 256 MB; video chip, M9-32; LCD, 14.
Model Bay device Mini PCI adapter Ethernet CDC HDD T40 (CPU, Ban 1.5G *1 ; memory , 256 MB; video chip, M7-32; LCD, 14.1-in. XGA) 2373-79x SC, BT DVD/ CD-RW combo 802.1 1b (Cisco) Gigabit BMDC 40 GB (5400 rpm) 2373-C3x SC 802.1 1b (Intel) MDC 2373-C4x SC — 10/100 2373-C7x SC DVD- ROM 802.
Model Bay device Mini PCI adapter Ethernet CDC HDD T40 (CPU, Ban 1.5G *1 ; memory , 512 MB; video chip, M9-32; LCD, 14.1-in. SXGA+) 2373-91x SC, 9C DVD/ CD-RW combo — Gigabit MDC 80 GB (4200 rpm) 2373-92x SC, BT , 9C 802.1 1 a/b combo BMDC T40 (CPU, Ban 1.
Model CPU Video chip Ethernet CDC LCD T40 Odyssey/Open bay model 2373-A7x SC Ban 1.3 G M6-16 10/100 MDC 14.1-in. XGA 2373-A6x 2373-A5x Ban 1.5 G M7-32 10/100 2373-A4x SC Gigabit 2373-A3x SC 10/100 2373-A2x SC, BT Gigabit BMDC 2373-A8x SC Ban 1.6 G M9-32 MDC 14.
Model Bay device Mini PCI adapter Ethernet CDC HDD T41 (CPU, Ban 1.6G *1 ; memory , 256 MB; Video chip, M7-32; LCD, 14.1-in. XGA) 2373-4Nx SC — — Gigabit MDC 40 GB (5400 rpm) 2373-8Kx SC DVD- ROM 802.1 1b (Intel) 2373-8Rx, 2374-8Rx SC — 2373-7Ex SC DVD/ CD-RW combo 2373-7Kx, 2378-DLx SC 802.
Model Bay device Mini PCI adapter Ethernet CDC HDD T41 (CPU, Ban 1.6G *1 ; memory , 256 MB; Video chip, M7-32; LCD, 14.1-in. SXGA+ 2373-3Fx SC, BT DVD/ CD-RW combo 802.1 1b (Intel) Gigabit BMDC 60 GB (7200 prm) T41 (CPU, Ban 1.6G *1 ; memory , 512 MB; Video chip, M7-32; LCD, 14.
Model Bay device Mini PCI adapter Ethernet CDC HDD T41p (CPU, Ban 1.7G *1 ; memory , 512 MB; video chip, M10 GL-128; LCD, 14.1-in. SXGA+) 2373-GEx SC, BT , 9C DVD/ CD-RW combo 802.1 1 a/b/g (IBM) Gigabit BMDC 60 GB (7200 prm) 2373-GMx SC, BT , 9C 802.
T41 series Express models Model Bay device Mini PCI adapter Ethernet CDC HDD T41 (CPU, Ban 1.4G *1 ; memory , 256 MB; Video chip, M7-32; LCD, 14.1-in. XGA) 2378-DFx SC DVD- ROM — 10/100 MDC 40 GB (5400 prm) 2378-DGx SC DVD/ CD-RW combo 2378-DHx SC 802.
Model CPU Video chip Ethernet CDC LCD T41 Express Open bay model 2378-EFx SC Ban 1.4 G M7-32 Gigabit MDC 14.1-in. XGA 2378-ELx, 2379-ERx SC Ban 1.6 G 2378-EJx SC 2378-EMx SC, BT BMDC 2378-EEx SC, BT Ban 1.4 G M9-32 MDC 14.1-in. SXGA+ 2378-EKx SC, BT Ban 1.
Model Bay device Mini PCI adapter Ethernet CDC HDD T42 (CPU, Ban 1.5G *1 ; memory , 256 MB; Video chip, M7-32; LCD, 14.1-in. XGA) 2373-1Ux SC DVD- ROM 802.1 1b (Intel) Gigabit MDC2 30 GB (4200 rpm) 2373-1Wx, 2374-1Wx SC DVD/ CD-RW combo 2373-1Yx SC DVD- ROM 802.
Model Bay device Mini PCI adapter Ethernet CDC HDD T42 (CPU, Dot 1.7G *2 ; memory , 512 MB; Video chip, M7-32; LCD, 14.1-in. XGA) 2373-6Ux SC DVD- ROM — Gigabit MDC2 40 GB (5400 rpm) 2373-4Tx SC DVD/ CD-RW combo 2373-4Wx, 2374-4Wx SC 802.1 1b (Intel) 2373-6Vx, 7Wx, 2374-6Vx SC 802.
Model Bay device Mini PCI adapter Ethernet CDC HDD T42 (CPU, Dot 1.8G *2 ; memory , 512 MB; Video chip, M10-64; LCD, 14.1-in. SXGA+) 2373-9Tx BT , SC DVD/ CD-RW combo — Gigabit MDC2 80 GB (5400 rpm) 2373-9Ux BT , SC 802.1 1b (Intel) BMDC 2 2373-9Xx BT , SC 802.
Model Bay device Mini PCI adapter Ethernet CDC HDD T42 (CPU, Dot 1.8G *2 ; memory , 512 MB; Video chip, M10-64; LCD, 15.0-in. SXGA+/IPS) 2373-CUx BT , SC DVD/ CD-RW combo 802.1 1b (Intel) Gigabit BMDC 2 80 GB (5400 rpm) 2373-CWx BT , SC 802.1 1 a/b/g (IBM) 2373-CXx BT , SC 802.
Model Bay device Mini PCI adapter Ethernet CDC HDD T42p (CPU, Dot 1.8G *2 ; memory , 1 GB; Video chip, M10 GL-128; LCD, 14.1-in. SXGA+) 2373-GUx 9C, BT , SC DVD- RAM /RW 802.1 1 a/b/g (IBM) Gigabit BMDC 2 60 GB (7200 rpm) T42p (CPU, Dot 1.8G *2 ; memory , 512 MB; Video chip, M10 GL-128; LCD, 15.
Model CPU Video chip Ethernet CDC LCD T42/T42p Odyssey/Open bay model 2373-A Tx SC Ban 1.5 G M7-32 Gigabit MDC2 14.1-in. XGA 2373-BTx BT , SC 14.1-in. SXGA+ 2373-A Vx SC Dot 1.7 G 14.1-in. XGA 2373-A Wx BT , SC BMDC 2 2373-BVx BT , SC MDC2 14.1-in. SXGA+ 2373-BXx BT , SC Dot 1.
T42 series Express models Model Bay device Mini PCI adapter Ethernet CDC HDD T42 (CPU, Ban 1.5G *1 ; memory , 256 MB; Video chip, M7-32; LCD, 14.1-in. XGA) 2378-DTx BT , SC DVD- ROM 802.1 1 b/g (Intel) Gigabit MDC2 30 GB (4200 prm) 2378-DUx BT , SC DVD/ CD-RW combo BMDC 2 40 GB (5400 prm) T42 (CPU, Ban 1.
Model Bay device Mini PCI adapter Ethernet CDC HDD T42 (CPU, Dot 1.7G *2 ; memory , 512 MB; Video chip, M10GL-128; LCD, 15.0-in. UXGA/IPS) 2378-DYx, 2379-DYx BT , SC DVD- RAM /RW 802.1 1 a/b/g (IBM) Gigabit MDC2 80 GB (5400 prm) 2378-DWx BT , SC DVD/ CD-RW combo 802.
v Each FRU is available for all types or models, unless specific types or models are specified. v A CRU (customer-replaceable unit) is identified by a single asterisk (*) or two asterisks (**) in the CRU ID column. An N in the CRU ID column means that the part is not a CRU.
Overall 1 2 3 4 5 6 7 11 10 12 13 16 14 15 18 a 20 21 22 17 9 23 19 b f c d e 8 Parts list ThinkPad T40/T40p, T41/T41p, T42/T42p Series 209.
No. FRU P/N CRU ID a- f See “ Miscellaneous parts ” on page 251. 1 LCD unit (see “ 14.1-in. LCD FRUs ” on page 233 and “ 15.0-in. LCD FRUs ” on page 241.) N 2 Keyboard bezel assembly (14.1-in.) 91P9540 N Keyboard bezel assembly (15.0-in.) 13R2921 N 3 Ultrabay guide rail assembly (14.
No. FRU P/N CRU ID 4 DVD/CD-RW combo drive for T42/T42p series OP v 2373-1Wx, 1Zx, 2Ux, 2Wx, 2Xx, 3Ux, 3Wx, 3Xx, 3Yx, 3Zx, 4Tx, 4Vx, 4Wx, 4Yx, 4Zx, 5Wx, 5Xx, 6Vx, 6Yx, 6Zx, 7Tx, 7Vx, 7Wx, 7Yx, 7.
No. FRU P/N CRU ID 5 Hard disk drive, 30 GB, 9.5 mm, 4,200 rpm, FUJITSU v 2373-12x, 14x, 16x, 19x, 1Bx, 51x, 58x, 61x, 66x, 6Bx, 6Dx, C1x v 2373-1Ex, 1Fx, 1Hx, 1Lx, 5Qx, 5Rx, 6Kx, 6Sx v 2373-1Ux, 1Wx,.
No. FRU P/N CRU ID 5 Hard disk drive, 40 GB, 9.5 mm, 5,400 rpm IBM STD for T40/T40p, T41/T41p OP v 2373-22x, 24x, 25x, 29x, 2Ax, 2Bx, 42x, 44x, 47x, 49x, 4Ax, 4Bx, 54x, 71x, 72x, 75x, 76x, 78x, .
No. FRU P/N CRU ID 5 Hard disk drive, 60 GB, 9.5 mm, 5,400 rpm, HGST for T42/T42p series v Supported by CTO 13N6803 * Hard disk drive, 60 GB, 9.5 mm, 7,200 rpm, HGST for T41/T41p, T42/T42p series v 23.
No. FRU P/N CRU ID 8 Modem daughter card (MDC) for T40/T40p, T41/T41p v 2373-12x, 14x, 16x, 19x, 1Bx, 22x, 24x, 25x, 29x, 2Ax, 2Bx, 2Cx, 3Cx, 44x, 47x, 49x, 4Bx, 4Cx, 51x, 54x, 58x, 61x, 66x, 6Bx, 6Dx.
No. FRU P/N CRU ID 8 IBM Integrated Bluetooth with 56K Modem (BMDC) for T40/T40p, T41/T41p v 2373-32x, 33x, 42x, 4Ax, 92x, 93x, 94x, 96x, A1x, A2x, A9x, G1x, G2x, G3x, G4x, G5x, G6x, 9Cx v 2373-2Fx, 3.
No. FRU P/N CRU ID 9 256-MB DDR SDRAM SO-DIMM (PC2700) for T41/T41p, T42/T42p series OP v 2373-1Ex, 1Fx, 1Hx, 1Lx, 2Ex, 2Fx, 2Qx, 3Fx, 4Nx, 4Px, 5Hx, 5Qx, 5Rx, 6Kx, 6Sx, 7Ex, 7Kx, 7Mx, 8Kx, 8Rx .
No. FRU P/N CRU ID 10 Battery pack, Li-ion (6 cell) 4.4 Ah OP v 2373-12x, 14x, 16x, 19x, 1Bx, 22x, 24x, 25x, 29x, 2Ax, 2Bx, 2Cx, 32x, 3Cx, 42x, 44x, 47x, 49x, 4Ax, 4Bx, 4Cx, 51x, 54x, 58x, 61x, .
No. FRU P/N CRU ID 11 Base cover assembly 2373 (14.1-in.) WW (T40/T40p, T41, T42/T42p series) v 2373-12x except 12K, 14x except 14K, 16x, 19x, 1Bx, 22x, 24x, 25x, 29x except 29K, 2Ax, 2Bx except 2BK, .
No. FRU P/N CRU ID 11 Base cover assembly 2373 (14.1-in.) Korea (T41, T42 series) v 2373-1FK, 1HK, 1YK, 1ZK, 2QK, 3HK, 7FK, 7JK, 8RK, 9HK v 2373-1UK, 1WK, 2WK, 3WK, 4VK, 4WK, 5WK, 5XK, 7WK, 8TK, 8UK, .
No. FRU P/N CRU ID 11 Base cover assembly 2374 (15.0-in.) WW (T42/ T42p series) v 2374-6Yx except 6YK v 2374-3Xx, 7Xx, HTx except HTK 13R2924 N Korea (T42/ T42p series) v 2374-6YK v 2374-HTK 13R2930 N Base cover assembly 2375 (14.
No. FRU P/N CRU ID 11 Base cover assembly 2374 (15.0-in.) WW (T42/ T42p series) v 2374-6Yx except 6YK v 2374-3Xx, 7Xx, HTx except HTK 13R2924 N Korea (T42/ T42p series) v 2374-6YK v 2374-HTK 13R2930 N Base cover assembly 2375 (14.
No. FRU P/N CRU ID 13 Base cover assembly 2379 (15.0-in.) WW (T42/T42p series) v 2379-DZx v 2379-DYx, DXx, EYx, EZx 13R2928 N 12 Cover , DIMM slot for T40/T40p, T41, T42 13N5529 * Cover , DIMM slot for T41p, T42p 13N5667 * 13 Speaker (14.1-in.) 91P8396 N Speaker (15.
No. FRU P/N CRU ID 14 Intel ® PRO/Wireless LAN 2100 3B Mini PCI Adapter v 2373-19x, 1Bx, 22x, 25x, 29x, 2Bx, 2Cx, 32x, 3Cx, 42x, 47x, 4Ax, 4Cx, 6Bx, 6Dx, 72x, 76x, 82x, 86x, 94x, B2x, C3x, G5x, G6x v.
No. FRU P/N CRU ID 14 Intel ® PRO Wireless 2200BG Mini-PCI Adapter v 2373-1YU, 3VU, 3XU, 6VU, 7XU, 8ZU, 9VU, CXU, GRU, KUU, KYU v 2374-3VU, 3XU, 6VU, 7XU v 2378-DTU, DUU, DVU, DWU, DXU, FUU, FZU v 23.
No. FRU P/N CRU ID 15 System board assembly , AT I M7-32, Gigabit Ethernet with security chip for T40 series v 2373-32x, 42x, 47x, 49x, 4Ax, 72x, 75x, 82x, 85x, 8Dx, A2x, A4x, B2x, B5x, BDx, C3x, C7x,.
No. FRU P/N CRU ID 15 System board assembly , AT I M7-32, Gigabit Ethernet with security chip for T42 series v 2373-1Ux, 1Wx, 1Yx, 1Zx, 2Tx, 2Ux, 2Wx, 2Xx, 2Yx, 3Wx, 3Zx, 4Tx, 4Ux, 4Vx, 4Wx, 4Yx, 4Zx,.
No. FRU P/N CRU ID 17 CPU assembly , Intel ® Pentium ® M processor , 1.4 GHz for T40/T40p, T41/T41p series v 2373-1Ex, 1Fx, 1Hx, 1Lx, 2Ex, 2Fx, 2Qx, 5Hx, 5Qx, 5Rx, 6Kx, 6Sx, ALx, AJx v 2374-1Hx, 1Fx v 2378-DEx, DFx, DGx, DHx, EEx, EFx v 2379-D3x, D6x 26P8482 N CPU assembly , Intel ® Pentium ® M processor , 1.
No. FRU P/N CRU ID 17 CPU assembly , Intel ® Pentium ® M processor 725 (1.6A GHz) for T42 series v Supported by CTO 91P7434 N CPU assembly , Intel ® Pentium ® M processor 735 (1.
No. FRU P/N CRU ID 18 Fan assembly (short) (14.1-in.) v 2373-12x, 14x, 16x, 19x, 1Bx, 22x, 24x, 25x, 29x, 2Ax, 2Bx, 2Cx, 42x, 44x, 47x, 49x, 4Ax, 4Bx, 4Cx, 51x, 54x, 61x, 66x, 6Bx, 6Dx, 71x, 72x, 75x,.
No. FRU P/N CRU ID 18 Fan assembly (long) M10 v 2373-ANx, GEx, GGx, GHx, GLx, GJx, GKx, GMx v 2373-3Ux, 3Vx, 3Xx, 3Yx, 7Xx, 8Xx, 8Yx, 8Zx, 9Tx, 9Ux, 9Vx, 9Xx, 9Zx, A Yx, AZx, BUx, BXx, BYx, BZx, CUx, .
No. FRU P/N CRU ID — Screw for drive bay for T40/T40p series 13N5107 * — T elephone cable (SAN T AI) 91P6839 * — Thermal grease 46L4855 N Parts list 232 MT 2373/2374/2375/2376/2378/2379.
14.1-in. LCD FRUs 1 b a 2 6 c d e 3 7 8 10 5 4 9 Parts list ThinkPad T40/T40p, T41/T41p, T42/T42p Series 233.
14.1-in. XGA TFT No. FRU P/N CRU ID a-d See “ Miscellaneous parts ” on page 251. 1 LCD cover kit (WW) v 2373-12x except 12K, 14x except 14K, 16x, 19x, 1Bx, 22x, 24x, 25x, 2Ax, 2Bx except 2BK, 2Cx,.
No. FRU P/N CRU ID 3 LCD cable assembly , 14.1-in. XGA v 2373-12x, 14x, 16x, 19x, 1Bx, 22x, 24x, 25x, 29x, 2Ax, 2Bx, 2Cx, 42x, 44x, 47x, 49x, 4Ax, 4Bx, 4Cx, 51x, 54x, 61x, 66x, 6Bx, 6Dx, 71x, 72x, 75x.
No. FRU P/N CRU ID 8 LCD panel, 14.1-in. XGA, ID TECH for T40 series v 2373-12x, 14x, 16x, 19x, 1Bx, 22x, 24x, 25x, 29x, 2Ax, 2Bx, 2Cx, 42x, 44x, 47x, 49x, 4Ax, 4Bx, 4Cx, 51x, 54x, 61x, 66x, 6Bx, 6Dx,.
No. FRU P/N CRU ID 8 LCD panel, 14.1-in. XGA, CMO for T41, T42 series v 2373-1Ex, 1Fx, 1Hx, 1Lx, 2Ex, 2Fx, 2Qx, 4Fx, 4Gx, 4Hx, 4Nx, 4Px, 4Qx, 4Sx, 5Hx, 6Kx, 6Sx, 7Ex, 7Fx, 7Jx, 7Kx, 7Mx, 7Px, 8HU, 8Jx.
14.1-in. SXGA+ TFT No. FRU P/N CRU ID a-d See “ Miscellaneous parts ” on page 251. 1 LCD cover kit (WW) v 2373-32x, 33x, 58x, 91x, 92x, 93x, 94x except 94K, 96x, 9Ax, 9Bx, 9Cx, A1x, A8x, A9x, G1x .
No. FRU P/N CRU ID 5 Bluetooth wireless antenna assembly v 2373-32x, 33x, 3Cx, 42x, 4Ax, 58x, 91x, 92x, 93x, 94x, 96x, 9Cx, A1x, A8x, A9x, G1x, G2x, G3x, G4x, G5x, G6x v 2373-3Fx, 3Hx, 3Px, 5Qx, 5Rx, .
No. FRU P/N CRU ID 9 LCD panel, 14.1-in. SXGA+ for T40/T40p, T41/T41p, T42/T42p series v 2373-32x, 33x, 3Cx, 58x, 91x, 92x, 93x, 94x, 96x, 9Cx, A1x, A8x, A9x, G1x, G2x, G3x, G4x, G5x, G6x v 2373-3Fx, .
15.0-in. LCD FRUs 1 2 5 3 6 7 8 4 Parts list ThinkPad T40/T40p, T41/T41p, T42/T42p Series 241.
15.0-in. XGA TFT No. FRU P/N CRU ID 1 LCD cover kit, 15.0-in. (WW) v 2373-4Yx, 6Yx, 7Yx, AUx v 2374-6Yx v 2378-2Zx, DVx, DWx, EWx, FZx v 2379-DZx 13R2917 N 2 Hinges, 15.0-in. 13R2918 N 3 LCD cable assembly , 15.0-in. XGA v 2373-4Yx, 6Yx, 7Yx, AUx v 2374-6Yx v 2378-2Zx, DVx, DWx, EWx, FZx v 2379-DZx 91P6856 N 4 Not available in 15.
15.0-in. SXGA+ IPS TFT No. FRU P/N CRU ID 1 LCD cover kit, 15.0-in. (WW) v 2373-3Xx, 3Yx, 8Yx, A Yx, BUx, CUx, Cvx, CWx, CXx, CYx, JXx v 2374-3Xx v 2378-DXx, EXx, EYx v 2379-DXx, EYx 13R2917 N 2 Hinges, 15.0-in. 13R2918 N 3 LCD cable assembly , 15.0-in.
15.0-in. UXGA IPS TFT No. FRU P/N CRU ID a-d See “ Miscellaneous parts ” on page 251. 1 LCD cover kit, 15.0-in. (WW) v 2373-AZx, HTx, HVx, HWx, HXx, HYx, KXx, KYx, KZx v 2374-7Xx, HTx v 2378-DYx, EZx v 2379-DYx, EZx 13R2917 N 2 Hinges, 15.0-in. 13R2918 N 3 LCD cable assembly 15.
Keyboard T able 1. Keyboards for 15.0-in. LCD models Language P/N (NMB) P/N (ALPS) CRU ID Arabic 93P4801 93P4861 ** Belgian 93P4796 93P4856 Chinese, T raditional 93P4798 93P4858 Czech 93P4802 93P4862 Danish 93P4789 93P4849 Dutch 93P4786 93P4846 English, U.
T able 2. Keyboards for 14.1-in. LCD models Language P/N (NMB) CRU ID Arabic 08K5065 ** Belgian 08K5060 Chinese, T raditional 08K5062 Czech 08K5066 Danish 08K5053 Dutch 08K5050 English, U.
Recovery CDs Windows XP Professional (for T40/T40p series) Windows XP Professional is preinstalled as the operating system in the following models: v 2373-12x, 14x, 19x, 1Bx, 22x, 24x, 29x, 2Ax, 2Bx, .
Windows XP Professional (for T41/T41p series) Windows XP Professional is preinstalled as the operating system in the following models: v 2373-1Ex, 1Fx, 1Hx, 1Lx, 2Ex, 2Fx, 2Qx, 2Rx, 3Fx, 3Hx, 3Px, 4Fx.
Windows XP Professional (for T42/T42p series) Windows XP Professional is preinstalled as the operating system in the following models: v 2373-1Ux, 1Wx, 1Yx, 1Zx, 2Tx, 2Ux, 2Wx, 2Xx, 2Yx, 3Ux, 3Vx, 3Wx.
Windows 2000 (for T40/T40p series) Windows 2000 is preinstalled as the operating system in the following models: v 2373-16x, 25x, 66x, 6Dx, 93x, B2x, B5x, BDx, C1x Language P/N CRU ID Arabic 01R8158 * Chinese, Simplified 01R8249 Chinese, T raditional 01R8248 Chinese, T raditional (Hong Kong S.
Miscellaneous parts FRU P/N CRU ID Screw kit (including nylon-coated screws): v M2 × 2.7 mm (silver), small head (10) v M2 × 3 mm (silver), small head (20) v M2 × 3 mm (from outside), pan head (10).
FRU P/N CRU ID Base miscellaneous parts (15.0-in. LCD models): v Cover , PC Card slot v Spring, PC Card slot cover v Rubber foot (rear) v Rubber foot (front) v Battery lock knob L v Battery lock latch.
FRU P/N CRU ID System miscellaneous parts (15.0-in. LCD models): v Cable, RJ1 1-docking connector on system board v DC in cable v ( c ) Hard disk drive guide rail v Sheet for DSP connector v ( e ) I/O.
FRU P/N CRU ID LCD miscellaneous parts (14.1-in. LCD models): v T ape, LCD FPC v T ape on Bluetooth wireless antenna v ( a ) LCD latch R v ( b ) LCD latch L assembly v ( c ) Cable bushing (lower) v ( .
Optional FRUs FRU P/N CRU ID 1-GB DDR SDRAM SO-DIMM (PC2100) 10K0035 * Hard disk drive, 80 GB, 9.5 mm, 4200 rpm, IBM STD 08K9863 * Ultrabay Slim hard disk drive adapter 62P4553 * Ultrabay Slim Li Poly.
Common parts list T ools T ool P/N T riconnector wrap plug 72X8546 PC test card 35G4703 Audio wrap cable 66G5180 USB parallel test cable 05K2580 Screwdriver kit 95F3598 T orque screwdriver 05K4695 5 mm socket wrench 05K4694 Screwdriver 27L8126 1/4" drive spinner handle 1650840 1/4" Sq.
For 3-pin power cords: Region P/N CRU ID Australia, New Zealand 76H3514 * T aiwan, Thailand 76H3516 Italy 76H3530 Denmark 76H3520 U.K., China (Hong Kong S.A.R.) 76H3524 European countries 76H3518 India, South Africa 76H3522 Israel 76H3532 Korea 76H3535 China (P .
Notices References in this publication to IBM products, programs, or services do not imply that IBM intends to make these available in all countries in which IBM operates. Any reference to an IBM product, program, or service is not intended to state or imply that only that IBM product, program, or service may be used.
Notices ThinkPad T40/T40p, T41/T41p, T42/T42p Series 259.
Part Number: 13N6243 (1P) P/N: 13N6243.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il IBM T41/T41P è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del IBM T41/T41P - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso IBM T41/T41P imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul IBM T41/T41P ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il IBM T41/T41P, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del IBM T41/T41P.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il IBM T41/T41P. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo IBM T41/T41P insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
