Lenovo ThinkCentre M51 User Manual
Lenovo ThinkCentre M51 Manual
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- Lenovo ThinkCentre M51 | User Manual - Page 1
User Guide Types 8097, 8143, 8144, 8146 Types 8422, 8423, 8427 - Lenovo ThinkCentre M51 | User Manual - Page 2
- Lenovo ThinkCentre M51 | User Manual - Page 3
User Guide Types 8097, 8143, 8144, 8146 Types 8422, 8423, 8427 - Lenovo ThinkCentre M51 | User Manual - Page 4
. All rights reserved. U.S. GOVERNMENT USERS - RESTRICTED RIGHTS: Our products and/or services are provided with RESTRICTED RIGHTS. Use, duplication or disclosure by the Government is subject to the GSA ADP Schedule contract with Lenovo Group Limited, if any, or the standard terms of this commercial - Lenovo ThinkCentre M51 | User Manual - Page 5
Service vi Power cords and power adapters vii Extension cords and related devices . . . . . vii Plugs and outlets computer 7 Locating the connectors on the rear of your computer 8 Obtaining device drivers ball 31 Appendix C. Manual modem commands 33 Lenovo 2005. Portions © IBM Corp. 2005. iii - Lenovo ThinkCentre M51 | User Manual - Page 6
iv User Guide - Lenovo ThinkCentre M51 | User Manual - Page 7
can help you safely use your ThinkCentre® or ThinkPad® personal computer. Follow and retain all information included with your computer. The information in this document does not alter the terms of your purchase agreement or the Lenovo™ Statement of Limited Warranty. Customer safety is important - Lenovo ThinkCentre M51 | User Manual - Page 8
yourself unless instructed to do so by the Customer Support Center. Use only a service provider who is approved to repair your particular product. Note: Some parts can be upgraded or replaced by the customer. These parts are referred to as Customer Replaceable Units, or CRUs. Lenovo expressly - Lenovo ThinkCentre M51 | User Manual - Page 9
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 - Lenovo ThinkCentre M51 | User Manual - Page 10
electrical outlet. Batteries All personal computers manufactured by Lenovo service any battery. Do not crush, puncture, or incinerate batteries or short circuit the metal contacts. Do not expose the battery to water or other liquids. Only recharge the battery pack strictly according to instructions - Lenovo ThinkCentre M51 | User Manual - Page 11
for dust accumulation at least once every three months. Before inspecting your computer, turn off the power and unplug the computer's power cord from the electrical outlet; then remove any dust from vents and perforations in the bezel. If you notice external dust accumulation, you should also - Lenovo ThinkCentre M51 | User Manual - Page 12
power cords to a properly wired and grounded electrical outlet. v Connect to properly wired outlets any equipment that will be attached to this product modems before you open the device covers, unless instructed otherwise in the installation and configuration procedures. v regulations. x User Guide - Lenovo ThinkCentre M51 | User Manual - Page 13
vicinity of the leak. Laser compliance statement Some personal computer models are equipped from the factory with a CD-ROM is installed, note the following handling instructions. Caution Use of controls or to hazardous laser radiation. There are no serviceable parts inside the CD-ROM drive or DVD - Lenovo ThinkCentre M51 | User Manual - Page 14
that has the following label attached. Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician. xii User Guide - Lenovo ThinkCentre M51 | User Manual - Page 15
and installation instructions v Publications v Troubleshooting information v Parts information v Downloads and drivers v Links to other useful sources of information To access this information, point your browser to: http://www.lenovo.com/think/support © Lenovo 2005. Portions © IBM Corp. 2005 - Lenovo ThinkCentre M51 | User Manual - Page 16
xiv User Guide - Lenovo ThinkCentre M51 | User Manual - Page 17
the instructions that come with the option. Important Before you install or remove any option, read "Important safety information" on page v. These precautions and guidelines will help you work safely. Note: Use only the parts provided by Lenovo. This section provides an overview of the computer - Lenovo ThinkCentre M51 | User Manual - Page 18
Mono internal speaker (some models) Connectivity v 10/100/1000 Mbps integrated Broadcom Ethernet controller v Support for the Wake on LAN® feature v PCI V.90 Data/Fax modem (some models) System connector v Audio connectors (see Audio subsystem) v IEEE 1394 connector (some models) 2 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 19
port I/O control v Security profile by device Preinstalled software Your computer might come with preinstalled software. If it does, an operating system, device drivers to support built-in features, and other support programs are included. Operating systems, preinstalled (varies by model type - Lenovo ThinkCentre M51 | User Manual - Page 20
://www.lenovo.com/think/us/en/ v http://www.lenovo.com/think/support You Lenovo reseller, or Lenovo marketing representative. v Within Canada, call 1-800-565-3344 or 1-800-426-2968. v Outside the United States and Canada, contact your Lenovo reseller or Lenovo marketing representative. 4 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 21
of room reflections and other nearby noise sources. The declared sound-power levels indicate an upper limit, below which a large number of computers will operate. Note: Power consumption and heat output vary depending on the number and type of optional features installed and the power-management - Lenovo ThinkCentre M51 | User Manual - Page 22
instructed to do so. When you handle options and other computer metal surface on the computer for at least two install it directly in the computer without setting the option down computer cover or other metal surface. Installing on your computer to which instructions that come with the - Lenovo ThinkCentre M51 | User Manual - Page 23
following illustration shows the locations of the connectors on the front of the computer. Note: Not all computer models will have the following connectors. 1 3 9 4 1 IEEE 1394 connector 2 USB connector 3 USB connector 4 Microphone connector 5 Headphone connector Chapter 1. Installing - Lenovo ThinkCentre M51 | User Manual - Page 24
following illustration shows the locations of the connectors on the rear of the computer. 1 Diagnostic LEDs 2 Voltage selection switch 3 Power connector 4 Audio line Note: Some connectors on the rear of the computer are color-coded to help you determine where to connect the cables on your - Lenovo ThinkCentre M51 | User Manual - Page 25
of the device and the audio line in connector of the computer. Obtaining device drivers You can obtain device drivers for operating systems that are not preinstalled at http://www.lenovo.com/think/support on the World Wide Web. Installation instructions are provided in README files with the device - Lenovo ThinkCentre M51 | User Manual - Page 26
media (diskettes, CDs, or tapes) from the drives, and turn off all attached devices and the computer. 2. Unplug all power cords from electrical outlets. 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to - Lenovo ThinkCentre M51 | User Manual - Page 27
parts on the system board The system board (sometimes called the planar or motherboard) is the main circuit board in your computer. It provides basic computer functions and supports a variety of devices that are factory-installed or that you can install later. Chapter 1. Installing options 11 - Lenovo ThinkCentre M51 | User Manual - Page 28
Installing a memory module Your computer has four connectors for installing Note: Addressable memory might be less than total supported memory. System memory is divided into two present in both channels, your computer operates in dual channel mode. Your computer has either double data rate (DDR - Lenovo ThinkCentre M51 | User Manual - Page 29
the Intel 915G Family chipset and is usually not visable until more than 3GB of memory is installed. To install a memory module: 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. 3. Pivot - Lenovo ThinkCentre M51 | User Manual - Page 30
Installing adapters This section provides information and instructions for installing and removing adapters. Your computer has four expansion connectors. There are two connectors for PCI adapters, one for a PCI . 4. Install the adapter into the appropriate connector on the system board. 14 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 31
, go to "Replacing the cover and connecting the cables" on page 24. Installing internal drives This section provides information and instructions for installing and removing internal drives. Internal drives are devices that your computer uses to read and store data. You can add drives to your - Lenovo ThinkCentre M51 | User Manual - Page 32
Drive specifications Your computer comes with the following factory-installed drives: v An optical drive in bay 1 (some models) v A preinstalled) * You can obtain a Universal Adapter Bracket, 5.25 to 3.5-inch from a local computer retailer or by contacting the Customer Support Center. 16 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 33
inch hard disk drive you must use a Universal Adapter Bracket, 5.25 to 3.5-inch. You can obtain this bracket from a local computer retailer or by contacting the Customer Support Center. 5. PATA drives must be jumpered as either a master or a slave device. SATA hard disk drives do not require either - Lenovo ThinkCentre M51 | User Manual - Page 34
, install the screws that secure the bracket in the bay. 9. Continue at "Connecting drives" on page 20. Installing a hard disk drive in bay 3 1. Remove the computer cover. See "Removing the cover" on page 10. 18 User - Lenovo ThinkCentre M51 | User Manual - Page 35
2. Remove the front bezel by pushing the blue release button as shown. 3. Remove the knockout from drive bay 3 by using a flat-blade screwdriver to pry it loose. 4. PATA drives must be jumpered as either a master or a slave device. SATA hard disk drives do not require either a master or a slave - Lenovo ThinkCentre M51 | User Manual - Page 36
signal cable that connects to the system board. 2. Locate the three-connector signal cable that comes with your computer or with the new drive. 3. Locate the PATA IDE connector on the system board. See "Identifying parts on wire power connector labelled P4 and connect it to the drive. 20 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 37
24. Installing security features To help prevent hardware theft and unauthorized access to your computer, security lock options are available. In addition to a physical lock, unauthorized use of your computer can be prevented by a software lock that locks the keyboard until a correct password is - Lenovo ThinkCentre M51 | User Manual - Page 38
for built-in features, such as parallel-port assignments (configuration). A battery keeps this information active when you turn off the computer. 22 User Guide The battery normally requires no charging or maintenance throughout its life; however, no battery lasts forever. If the battery fails, the - Lenovo ThinkCentre M51 | User Manual - Page 39
battery. See "Installing adapters" on page 14 for instructions for replacing adapters. 8. Replace the computer cover, and plug in the power cord. See " Access IBM program on your desktop. To erase a forgotten password: 1. Turn off the computer and all attached devices. 2. Remove the computer cover. - Lenovo ThinkCentre M51 | User Manual - Page 40
have been reassembled correctly and that no tools or loose screws are left inside your computer. 2. Clear any cables that might impede the replacement of the cover. 3. Position the cover on the chassis so that the rail guides on the bottom of the cover engage the rails and push the cover closed - Lenovo ThinkCentre M51 | User Manual - Page 41
computer. The Setup Utility program is used to view and change the configuration settings of your computer computer is already on when you computer. 2. Press and hold the F1 key then turn on the computer turning on the computer. b. If computer your computer to use your computer. However, if - Lenovo ThinkCentre M51 | User Manual - Page 42
turn on your computer. v Do not move an internal IDE hard disk drive to another computer if an IDE Drive User Password has been set unless that computer also supports the IDE Drive User Password. v If your computer is connected to Master password can reset the IDE Drive User Password. 26 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 43
devices and settings and press Enter. 5. Return to the Setup Utility program menu and select Exit and then Save Settings. Selecting a startup device If your computer does not start up (boot) from a device such as the CD-ROM, diskette, or hard disk as expected, use one of the following procedures to - Lenovo ThinkCentre M51 | User Manual - Page 44
this method, repeatedly press and release the F12 key rather than leaving it pressed when turning on the computer. 3. Select the desired startup device from the Startup Device Menu and press Enter to begin. Note: Settings before you exit. Otherwise, your changes will not be saved. 28 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 45
http://www.lenovo.com/think/support on the World Wide Web. 2. Turn on the computer. If your computer and then press Enter. 8. Follow the instructions on Lenovo Web site, Web page content (including the links referenced in the following procedure) is subject to change. © Lenovo 2005. Portions © IBM - Lenovo ThinkCentre M51 | User Manual - Page 46
lenovo.com/think/support drivers. d. In BIOS category, click Flash BIOS update. e. Click the .txt file that contains the Installation instructions computer is interrupted while POST/BIOS is being updated (flash update), your computer outlets, and remove the computer outlets. 11. Remove the computer - Lenovo ThinkCentre M51 | User Manual - Page 47
instructions on how to clean your mouse. The procedure will be different depending on which type of mouse you have. Cleaning an optical mouse If you experience some problems Ball cage To clean a mouse with a ball: 1. Turn off your computer. 2. Turn the mouse over, with the top side down, and look - Lenovo ThinkCentre M51 | User Manual - Page 48
you clean them. 7. Remove any fibers from the swab that might be remaining on the rollers. 8. Replace the ball and the retainer ring. 9. Turn your computer back on. 32 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 49
W , @ ! ; DS=n E_ E0 E1 +++ H_ H0 Function Manually answer incoming call. Repeat last command executed. Do not precede A/ with last number redial pulse dialing Note: Pulse dialing is not supported for Australia, New Zealand, Norway, and South Africa. Lenovo 2005. Portions © IBM Corp. 2005. 33 - Lenovo ThinkCentre M51 | User Manual - Page 50
? Sr=n T V_ V0 V1 W_ W0 W1 W2 X_ X0 X1 X2 X3 X4 Z_ Z0 Z1 34 User Guide Function Force modem off-hook (make busy) Note: H1 command is not supported for Italy Display product-identification code Factory ROM checksum test Internal memory test Firmware ID Reserved ID Low speaker - Lenovo ThinkCentre M51 | User Manual - Page 51
Digital Loopback Test Perform a Remote Digital Loopback Test and Self-Test Perform Local Analog Loopback Test and Self-Test Displays Active and Stored Profiles Appendix C. Manual modem commands 35 - Lenovo ThinkCentre M51 | User Manual - Page 52
as Profile 1 Disable auto-retrain Enable auto-retrain Displays the current Select Modulation settings Displays a list of supported Select Modulation options Select modulation where: a=0, 1, 2, 3, 9, 10, 11, 12, 56, 64 \N0) Disable V.44 Enable V.44 Current values List of support values 36 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 53
FDTC: +FET: +FET=N +FHNG +FK +FLID= +FLPL +FMDL? +FMFR? Data/Fax Auto Answer Service Class Receive data with HDLC framing Receive data Receive silence Transmit data with HDLC framing Transmit data Stop transmission and . Identify model. Identify manufacturer. Appendix C. Manual modem commands 37 - Lenovo ThinkCentre M51 | User Manual - Page 54
Silence detection period Sampling rate selection Silence deletion tuner DTMF tone reporting capability Enable timing mark placement Generate tone signals Voice transmit mode 38 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 55
. The impairment may be resolved by a filter with the following specifications: Telekom PTT SCR-BE Taximpulssperrfilter-12kHz PTT Art. 444.112.7 Bakom 93.0291.Z.N Appendix C. Manual modem commands 39 - Lenovo ThinkCentre M51 | User Manual - Page 56
40 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 57
program, or service. Lenovo may have Attention: Lenovo Director of Licensing LENOVO GROUP LTD publication. Lenovo may other life support applications where Lenovo of Lenovo or vary. Lenovo may use this publication to non-Lenovo Web sites are of the materials for this Lenovo product, and use of those - Lenovo ThinkCentre M51 | User Manual - Page 58
both: Lenovo PS/2 ThinkCentre ThinkPad The following terms are trademarks of International Business Machines Corporation in the United States, other countries, or both: IBM (used countries, or both. Other company, product, or service names may be trademarks or service marks of others. 42 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 59
description 9 cover removing 10 replacing 24 D device, drivers 9 diskette drive connector 12 drives bays 3, 16 connecting xiii input/output (I/O) features 2 © Lenovo 2005. Portions © IBM Corp. 2005. installing options adapters 14 support 3 Advanced Power Management support 3 connectors 12 43 - Lenovo ThinkCentre M51 | User Manual - Page 60
location 12 memory 4, 12 system programs 29 U USB connectors 9 using passwords 25 security profile by device 27 Setup Utility program 25 V video, subsystem 2 44 User Guide - Lenovo ThinkCentre M51 | User Manual - Page 61
- Lenovo ThinkCentre M51 | User Manual - Page 62
Part Number: 19R0450 Printed in USA (1P) P/N: 19R0450
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User
Guide
Types
8097,
8143,
8144,
8146
Types
8422,
8423,
8427