Manuale d’uso / di manutenzione del prodotto 8421 del fabbricante Lenovo
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Us er Gu i d e Ty p e s 8095 , 809 6 , 81 4 1 , 81 4 2 Ty p e s 8 1 45, 84 2 0 , 84 2 1 , 84 2 6 ThinkCentre.
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Us er Gu i d e Ty p e s 8095 , 809 6 , 81 4 1 , 81 4 2 Ty p e s 8 1 45, 84 2 0 , 84 2 1 , 84 2 6.
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 (Octoberhi 2005) © Copyright Lenovo 2005. Portions © Copyright International Business Machines Corporation 2004,2005.
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 ThinkCentre 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 Four drive bays v Tw o 32-bit peripheral component interconnect (PCI) adapter connectors v One PCI Express (x1) adapter connector v One PCI Express (x16) graphics adapter connector Power v.
Specifications This section lists the physical specifications for your computer . Dimensions Height: 146 mm (5.7 in.) W idth: 442 mm (17.4 in.) Depth: 401 mm (15.
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.
v Always handle components carefully . Handle adapters and memory modules by the edges. Never touch any exposed circuitry . v Prevent others fr om touching components.
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 PCI adapter connector 9 Diagnostic LED.
Connector Description Ethernet connector Used to attach an Ethernet cable for a local area network (LAN). Note: To operate the computer within FCC Class B limits, use a Category 5 Ethernet cable. USB connectors Used to attach a device that requir es a Universal Serial Bus (USB) connection, such as a USB scanner or USB printer .
Removing the cover Important: Read “Important safety information” on page v and “Handling static-sensitive devices” on page 5 before r emoving the computer cover .
Locating components The following illustration will help you locate the various components in your computer . *XXXXXXXXX* *XXXXXXXXX* 1 Power supply 5 PCI Express (x16) graphics adapter co.
The following illustration shows the locations of parts on the system board. 1 12v power connector 13 S ATA 2 connector 2 Diskette drive connector 14 S ATA 1 connector 3 .
1. Remove the computer cover . See “Removing the cover” on page 10. 2. Locate the memory connectors. See “Identifying parts on the system board” on page 11 . v If the two memory connectors closest to the edge of the system board ar e a yellow color , your system board has DDR type memory .
5. Position the memory module over the memory connector . Make sur e that the notch 1 on the memory module aligns correctly with the connector key 2 on the system board. Push the memory module straight down into the memory connector until the retaining clips close.
3. Open the adapter latch and remove the connector cover for the appr opriate expansion connector . *XXXXXXXXX* *XXXXXXXXX* 4. Remove the adapter from its static-pr otective package. 5. Install the adapter into the appropriate connector on the system boar d.
Installing internal drives This section provides information and instr uctions for installing and removing internal drives. Internal drives are devices that your computer uses to r ead and store data. Yo u can add drives to your computer to increase storage capacity and to enable your computer to read other types of media.
The following illustration shows the locations of the drive bays. The following list describes some of the drives that you can install in each bay and their height requir ements: 1 Bay 1 - Maximum height: 25.8 mm (1.0 in.) 3.5-inch diskette drive (preinstalled in some models) 2 Bay 2 - Maximum height: 43.
4. Remove the metal shield from the drive bay by inserting a flat-blade screwdriver into one of the slots and gently prying it loose. 5. If you are installing any type of drive other than a serial ATA hard disk drive, make sure the drive that you ar e installing is set correctly as either a master or a slave device.
8. Install the drive into the bay until it snaps into position. *XXXXXXXXX* *XXXXXXXXX* 9. A drive requir es two cables; a power cable that connects to the power supply and a signal cable that connects to the system board. v A parallel ATA hard disk drive or optical drive requir es a four-wir e power cable.
Connecting an additional optical drive or parallel ATA hard disk drive 1. Locate the PATA IDE connector on the system board and the three-connector signal cable. See “Identifying parts on the system board” on page 11 . 2. Connect the extra connector on the signal cable to the new drive.
Padlock loop Y our computer is equipped with a padlock loop that locks the cover to your computer when a padlock is installed. Make sure that the padlock loop does not interfer e with the computer cables. Password protection To deter unauthorized use of your computer , you can use the Setup Utility program to set a passwor d.
Refer to “Lithium battery notice” on page x for information about replacing and disposing of the battery . To change the battery: 1. Remove the computer cover . See “Removing the cover” on page 10. 2. Pivot the drive bay assembly upward to gain access to the system boar d.
Erasing a lost or forgotten password (clearing CMOS) This section applies to lost or forgotten passwor ds. For more information about lost or forgotten passwor ds, see the Access IBM program on your desktop. To erase a forgotten passwor d: 1. Remove the computer cover .
4. Position the cover over the chassis and pivot it down over the computer until it snaps into place. 5. Reconnect the external cables and power cords to the computer . See “Installing external options” on page 6. 6. To update the configuration, see Chapter 2, “Using the Setup Utility pr ogram,” on page 25.
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.
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 your computer . When the Startup Device Menu displays, 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 .
2. Locate the Downloadable files for your machine type as follows: a. Under Use Quick path, type your machine type and click Go . b. Click Continue . c. Click Downloads and drivers . d. Under the BIOS category , click the Flash BIOS update. e. Click the .
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.
To clean a mouse with a ball: 1. T urn off your computer . 2. T urn the mouse over , with the top side down, and look carefully at the bottom. T wist the r etainer ring 1 to the unlocked position to remove the ball.
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) 5 audio line in connector 9 audio line out connector 9 audio, subsystem 2 B battery location 11 boot-block recovery 30 C cables, connecting 23 changing the battery 21 cleaning the mouse 31 commands Basic AT 33 Extended AT 35 Fax Class 1 37 Fax Class 2 37 MNP/V .
replacing the cover 23 S security features 3, 20 padlock loop 21 security profile by device 27 serial connector 9 Setup Utility 25 system board connectors 12 identifying parts 11 location 12 memory 5,.
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Part Number: 19R0462 Printed in USA (1P) P/N: 19R0462.
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 8421 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 8421 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Lenovo 8421 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Lenovo 8421 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Lenovo 8421, 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 8421.
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 8421. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Lenovo 8421 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.
