Manuale d’uso / di manutenzione del prodotto 8423 del fabbricante Lenovo
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Us er Gu i d e Ty p e s 809 7 , 8 1 43 , 8 1 44 , 81 4 6 Ty p e s 84 2 2 , 84 2 3 , 84 2 7.
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Us er Gu i d e Ty p e s 809 7 , 8 1 43 , 8 1 44 , 81 4 6 Ty p e s 84 2 2 , 84 2 3 , 84 2 7.
Note Before using this information and the pr oduct it supports, be sure to read the “Important safety information” on page v and Appendix D, “Notices,” on page 41. Sixth Edition (October 2005) © Copyright Lenovo 2005. Portions © Copyright International Business Machines Corporation 2005.
Contents Important safety information . . . . . .v Conditions that requir e immediate action . . . . .v General safety guidelines . . . . . . . . . .v i Service . . . . . . . . . . . . . . .v i Power cords and power adapters . . . . . . vii Extension cords and r elated devices .
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Important safety information Note Please read important safety information first. This information can help you safely use your ThinkCentre ® or ThinkPad ® personal computer .
speak to the Customer Support Center for further guidance. See “Information resources” on page xiii for more information. v Power cords, plugs, power adapters, extension cor ds, surge pr otectors, or power supplies that are cracked, br oken or damaged.
Danger Hazardous moving parts. Keep fingers and other body parts away . Attention Before replacing any CRUs, turn off the computer and wait three to five minutes to let the computer cool before opening the cover . Power cords and power adapters Use only the power cords and power adapters supplied by the pr oduct manufacturer .
product. Never overload these devices. If power strips ar e used, the load should not exceed the power strip input rating. Consult an electrician for more information if you have questions about power loads, power requir ements, and input ratings.
Heat and product ventilation Computers generate heat when turned on and when batteries are char ging. Notebook PCs can generate a significant amount of heat due to their compact size.
v Check CD/DVD discs for cracks before each use. Do not use cracked or damaged discs Additional safety information Danger Electrical current from power , telephone, and communication cables is hazardous.
Modem safety information Caution To reduce the risk of fire, use only No. 26 AW G or larger telecommunication line cord. To reduce the risk of fir e, electrical shock, or injury when using telephone equipment, always follow basic safety precautions, such as: v Never install telephone wiring during a lightning storm.
Power supply statement Never remove the cover on a power supply or any part that has the following label attached. Hazardous voltage, curr ent, and energy levels ar e present inside any component that has this label attached. There ar e no serviceable parts inside these components.
Overview Thank you for selecting a ThinkCentre computer . Y our computer incorporates many of the latest advances in computer technology and can be upgraded as your needs change. Adding hardwar e options to your computer is an easy way to increase its capabilities.
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Chapter 1. Installing options This chapter provides an intr oduction to the features and options that ar e available for your computer . Yo u can expand the capabilities of your computer by adding memory , adapters, or drives. When installing an option, use these instructions along with the instructions that come with the option.
Memory v Support for four double data rate (DDR or DDR2, depending on model) dual inline memory modules (DIMMs) v 512 KB flash memory for system programs Internal drives v 3.
Expansion v Five drive bays v Tw o standar d peripheral component interconnect (PCI) adapter connectors v One PCI Express x1 adapter connector v One PCI Express x16 graphics adapter connector Power v .
A vailable options The following are some available options: v External options – Parallel port devices, such as printers and external drives – Serial port devices, such as external modems and dig.
Specifications This section lists the physical specifications for your computer . Dimensions Height: 492 mm (19.4 in.) W idth: 175 mm (6.9 in.) Depth: 450 mm (17.
T ools required To install some options in your computer , you might need a flat-blade or Phillips screwdriver . Additional tools might be needed for certain options. See the instructions that come with the option. Handling static-sensitive devices Static electricity , although harmless to you, can seriously damage computer components and options.
Locating the connectors on the front of your computer The following illustration shows the locations of the connectors on the front of the computer . Note: Not all computer models will have the following connectors.
Locating the connectors on the rear of your computer The following illustration shows the locations of the connectors on the rear of the computer . 1 Diagnostic LEDs 10 PS/2 keyboard conne.
Connector Description Mouse connector Used to attach a mouse, trackball, or other pointing device that uses a standard mouse connector . Keyboard connector Used to attach a keyboar d that uses a standard keyboar d connector . Serial connector Used to attach an external modem, serial printer , or other devices that use a 9-pin serial connector .
Removing the cover Important Read “Important safety information” on page v and “Handling static-sensitive devices” on page 6 before r emoving the computer cover .
Locating components The following illustration will help you locate the various components in your computer . 1 Memory modules 2 Power supply 3 Hard disk drive 4 PCI adapter co.
The following illustration shows the locations of parts on the system board. 1 12V power connector 13 S ATA 2 IDE connector 2 Diskette drive connector 14 S ATA 1 IDE connector .
To determine the type of memory requir ed: 1. Remove the computer cover . See “Removing the cover” on page 10. 2. Locate the memory module connectors. See “Identifying parts on the system board” on page 11 . v If the two memory module connectors closest to the edge of the board ar e a yellow color , your system board has DDR type memory .
Installing adapters This section provides information and instr uctions for installing and removing adapters. Y our computer has four expansion connectors. There ar e two connectors for PCI adapters, one for a PCI Express x16 adapter , and one for a PCI Express x1 adapter .
5. Close the adapter latch to secure the adapter . What to do next v To work with another option, go to the appropriate section. v To complete the installation, go to “Replacing the cover and connecting the cables” on page 24.
Drive specifications Y our computer comes with the following factory-installed drives: v An optical drive in bay 1 (some models) v A 3.5-inch diskette disk drive in bay 4 (preinstalled in some models) v A 3.5-inch hard disk drive in bay 5 Any bay that does not have a drive installed has a static shield and bay panel installed.
Installing a drive in bay 1 or bay 2 1. Remove the computer cover . See “Removing the cover” on page 10. 2. Remove the front bezel by pushing the blue r elease button as shown. 3. Remove the static shield from the drive bay by using a flat-blade scr ewdriver to gently pry it loose.
v If there is a combination of optical and parallel ATA hard disk drives in bays 1 and 2, set the hard disk drive as a master device and the optical drive as a slave device. Refer to the documentation that comes with your drive for master/slave jumper information.
2. Remove the front bezel by pushing the blue r elease button as shown. 3. Remove the knockout from drive bay 3 by using a flat-blade scr ewdriver to pry it loose. 4. PATA drives must be jumpered as either a master or a slave device. S ATA hard disk drives do not requir e either a master or a slave device jumper .
6. Install a retainer bracket on the side of the drive. 7. Install the drive into the bay until it snaps into position. 8. Continue at “Connecting drives.” Connecting drives The steps to connect a drive are dif ferent depending on the type of drive.
Connecting an additional optical drive, or parallel ATA hard disk drive 1. Locate the extra connector on the three-connector signal cable that is attached to the PATA IDE connector on the system board. See “Identifying parts on the system board” on page 11 .
Padlock Y our computer is equipped with a padlock loop such that the cover cannot be removed when a padlock is installed. Make sure that the padlock you install does not interfer e with computer cables. ® Password protection To deter unauthorized use of your computer , you can use the Setup Utility program to set passwor ds.
Refer to “Lithium battery notice” on page x for information about replacing and disposing of the battery . To change the battery: 1. T urn off the computer and all attached devices. 2. Remove the computer cover . See “Removing the cover” on page 10.
7. Restart the computer , leave it on for approximately 10 seconds. T urn off the computer by holding the power switch for approximately 5 seconds. The computer will turn off. 8. Repeat steps 2 through 4 on page 23. 9. Move the jumper back to the standard (pins 1 and 2).
Chapter 2. Using the Setup Utility program The Setup Utility program is stor ed in the electrically erasable programmable read-only memory (EEPROM) of your computer . The Setup Utility program is used to view and change the configuration settings of your computer , regar dless of which operating system you are using.
v If you type an incorrect passwor d, you will see an error message. If you type an incorrect passwor d three consecutive times, you must turn the computer of f and start again. v If you set both a User Password and an IDE Drive User Passwor d to the same string, you will be prompted for the passwor d only once when you turn on your computer .
Attention Make sure that the IDE Drive Master passwor d is stored in a safe place. If both the IDE Drive User password and the IDE Drive Master passwor d are lost or forgotten, the IDE har d disk drive must be replaced.
Selecting a temporary startup device Use this procedur e to startup from any boot device. Note: Not all CDs, hard disks, and diskettes ar e startable (bootable). 1. T urn off your computer . 2. Press and hold the F12 key then turn on the computer . When the Startup Device Menu appears, release the F12 key .
Appendix A. Updating system programs This appendix contains information about updating system programs and how to recover fr om a POST/BIOS update failure. System programs System programs ar e the basic layer of software that is built into your computer .
1. From your br owser , type http://www .lenovo.com/think/support in the address field and pr ess Enter . 2. Locate the Downloadable files for your machine type as follows: a. In the Use Quick path field, type in your machine type and click Go . b. Under Browse by pr oduct, click Continue .
Appendix B. Cleaning the mouse This appendix provides instr uctions on how to clean your mouse. The procedure will be differ ent depending on which type of mouse you have. Cleaning an optical mouse If you experience some problems with your optical mouse, check the following: 1.
3. Place your hand over the retainer ring and ball 2 , and then turn the mouse over , top side up, so that the retainer ring and ball fall out into your hand. 4. W ash the ball in warm, soapy water then dry it with a clean cloth. Blow air carefully into the ball cage 4 to dislodge dust and lint.
Appendix C. Manual modem commands The following section lists commands for manually programming your modem. Commands are accepted by the modem while it is in Command Mode. Y our modem is automatically in Command Mode until you dial a number and establish a connection.
Command Function H1 Force modem of f-hook (make busy) Note: H1 command is not supported for Italy I_ I0 Display product-identification code I1 Factory ROM checksum test I2 Internal memory test I3 Firm.
Extended AT commands Command Function &C_ &C0 Force Carrier Detect Signal High (ON) &C1 T urn on CD when remote carrier is present &D_ &D0 Modem ignores the DTR signal &D1 Mode.
Command Function &V1 Display Last Connection Statistics &W_ &W0 Stores the active pr ofile as Profile 0 &W1 Stores the active pr ofile as Profile 1 %E_ %E0 Disable auto-retrain %E1 Ena.
Fax Class 1 commands +F AE=n Data/Fax Auto Answer +FCLASS=n Service Class +FRH=n Receive data with HDLC framing +FRM=n Receive data +FRS=n Receive silence +FTH=n T ransmit data with HDLC framing +FTM=n T ransmit data +FTS=n Stop transmission and wait Fax Class 2 commands +FCLASS=n Services class.
+FPHCTO Phase C time out. +FPOLL Indicates polling request. +FPTS: Page transfer status. +FPTS= Page transfer status. +FREV? Identify revision. +FSPT Enable polling.
Attention Switzerland User: If your Swisscom phone line does not have T axsignal switched OFF , modem function may be impaired. The impairment may be r esolved by a filter with the following specifications: T elekom PTT SCR-BE T aximpulssperrfilter-12kHz PTT Art.
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Appendix D. Notices Lenovo may not offer the pr oducts, services, or features discussed in this document in all countries. Consult your local Lenovo repr esentative for information on the products and services curr ently available in your area.
vary significantly . Some measurements may have been made on development-level systems and there is no guarantee that these measur ements will be the same on generally available systems. Furthermore, some measur ements may have been estimated through extrapolation.
Index A adapters connectors 14 installing 14 peripheral component interconnect (PCI) 4 audio line in connector 9 audio line out connector 9 audio, subsystem 2 B battery location 11 boot-block recovery.
R recovering fr om a POST/BIOS update failure 30 removing the cover 10 replacing the cover 24 S SA T A connectors 12 security features 3, 21 hard disk drive 25 padlock 22 security profile by device 27.
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Part Number: 19R0450 Printed in USA (1P) P/N: 19R0450.
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 Lenovo 8423 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 Lenovo 8423 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Lenovo 8423 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Lenovo 8423 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Lenovo 8423, 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 Lenovo 8423.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Lenovo 8423. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Lenovo 8423 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.
