Manuals / Lenovo / Computer Equipment / Personal Computer

Lenovo 3157, 7339, 5039, 5033, 3167 Locating parts on the system board, System board part locations

Models: 3140 3176 3157 3134 3132 3154 3143 3147 3171 3167 5033 5039 7339

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Locating parts on the system board

Figure 4 “System board part locations” on page 11 shows the locations of the parts on the system board.

Figure 4. System board part locations

14-pin power connector

2Microprocessor

3Microprocessor fan connector

4Memory slot 1 (DIMM1)

5Memory slot 2 (DIMM2)

6Thermal sensor connector

724-pin power connector

8Power fan connector

9Parallel connector

10Front panel connector (for connecting LED indicators and power switch)

11Front USB connector 1 (for connecting USB ports 1 and 2 on the front bezel)

12SATA connectors (4)

13Front USB connector 2 (for connecting additional USB devices)

14Clear CMOS (Complementary Metal Oxide Semiconductor) /Recovery jumper

15Battery

16Cover presence switch connector (Intrusion switch connector)

17Serial (COM2) connector

18Front audio connector

19Internal speaker connector

20PCI Express x1 card slots (2)

21PCI Express x16 graphics card slot

22System fan connector

Chapter 1. Product overview 11

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Lenovo 3157, 7339, 5039, 5033, 3167, 3171, 3147, 3143, 3154, 3132 Locating parts on the system board, System board part locations

Contents

ThinkCentre User Guide First Edition June Copyright Lenovo Contents Appendix A. Notices 111 Appendix C. Weee and recycling statements Iv ThinkCentre User Guide Static electricity prevention Important safety informationService and upgrades Extension cords and related devices Power cords and power adapters Heat and product ventilation Plugs and outletsExternal devices Operating environment Modem safety information Laser compliance statement Power supply statementCleaning and maintenance ThinkCentre User Guide Product overview Features Expansion Input/Output I/O features Preinstalled operating system Power supplySecurity features Preinstalled software programs Software provided by Lenovo SpecificationsSoftware overview Lenovo Welcome Product RecoveryThinkVantage Client Security Solution Lenovo ThinkVantage Tools Adobe Reader Locations Antivirus software Connector Description Locating connectors on the rear of your computer You use speech-recognition software Component locations Locating components System board part locations Locating parts on the system board Drive bay locations Locating internal drives Machine type and model label Machine type and model label ThinkCentre User Guide Using Windows shortcut keys Using your computerFrequently asked questions Using the keyboard Using the wheel mouse Using the blue ThinkVantage buttonUsing a fingerprint reader Adding the volume icon to the taskbar Adjusting audioSetting the volume from the desktop Setting the volume from Control Panel Playing a CD or DVD Using CDs and DVDsHandling and storing CD and DVD media Recording a CD or DVD ThinkCentre User Guide Comfort Accessibility and comfortYou and your computer Arranging your workspace Electrical outlets and cable lengths Glare and lightingAir circulation Moving your computer to another country or region Voltage-selection switchRegister your computer with Lenovo Replacement power cords Security Security features Locking the computer cover Installing a padlock Attaching an integrated cable lock Using passwordsBios passwords Protecting data against viruses Windows passwordsConfiguring the fingerprint reader Using and understanding firewalls Security ThinkCentre User Guide Handling static-sensitive devices Installing or replacing hardwareInstalling or replacing hardware Installing external options Removing the computer cover Removing and reinstalling the front bezel Removing the front bezel What to do next Pivoting the drive bay assembly upward Accessing the system board components and drives Lowering the drive bay assembly Installing or replacing a memory module Removing a memory module Installing a memory module Installing or replacing a PCI card Removing a PCI card Installing a PCI card Replacing the battery Replacing the hard disk drive Removing the old battery That secure the hard disk drive. Then, pivot the drive bay Connecting a Sata hard disk drive Installing or replacing the optical drive Removing the optical drive screws Slide the optical drive out of the front of the computer Installing a new optical drive Connecting a Sata optical drive Replacing the heat sink and fan assembly Removing the heat sink fan duct Removing the heat sink and fan assembly Installing the heat sink fan duct Replacing the power supply assembly Removing the heat sink fan duct Removing the power supply assembly Installing the power supply assembly Replacing the microprocessor Accessing the microprocessor Installing the microprocessor Removing the front audio and USB assembly Replacing the front audio and USB assembly Replacing the system fan assembly Removing the system fan assembly Replacing the mouse Replacing the keyboard Mouse connectors Completing the parts replacement Obtaining device drivers Reinstalling the computer cover ThinkCentre User Guide Creating recovery media Recovery informationCreating and using recovery media Performing a backup operation Using recovery mediaPerforming backup and recovery operations Click the Restore your system from a backup icon Performing a recovery operationUsing the Rescue and Recovery workspace Creating a rescue medium Creating and using a rescue medium Reinstalling preinstalled applications Using a rescue mediumReinstalling preinstalled applications and device drivers Reinstalling preinstalled device drivers Reinstalling software programs Solving recovery problems Reinstalling device drivers ThinkCentre User Guide Viewing and changing settings Using the Setup Utility programStarting the Setup Utility program Hard Disk Password Password considerationsPower-On Password Administrator Password Enabling or disabling a device Erasing lost or forgotten passwords clearing Cmos Selecting or changing the startup device sequence Enabling ErP compliance modeSelecting a startup device Selecting a temporary startup device Exiting the Setup Utility program ThinkCentre User Guide Updating system programs Using system programsUpdating flashing the Bios from a disc Click Continue Updating flashing the Bios from your operating systemRecovering from a POST/BIOS update failure Click Download & Drivers Turn on the computer to restart the operating system ThinkCentre User Guide Getting the latest device drivers for your computer Preventing problemsUsing System Update Keeping your computer current Basics Click Start All Programs ThinkVantage Click System Update Optical mouse Cleaning your computerComputer Keyboard Moving your computer Good maintenance practicesCleaning a flat-panel monitor surface Cleaning a glass-screen surface Preventing problems ThinkCentre User Guide Basic troubleshooting Troubleshooting and diagnostics System System Protection System Restore Troubleshooting procedureTroubleshooting No audio in Windows Audio problems No audio in DOS applications or games CD problemsSound comes from one external speaker only Black screen instead of DVD video DVD problemsCD or DVD does not work Invalid disc or no disc found message DVD movie will not playNo audio or intermittent audio while playing DVD movie Playback is very slow or choppy All or some keys on the keyboard do not work Intermittent problemsKeyboard, mouse, or pointing device problems Fingerprint reader does not work Wireless keyboard does not workMouse or pointing device does not work Pointer on the screen does not move smoothly with the mouse Wrong characters appear on the screen Monitor problems Image is discolored Networking problemsImage appears to be flickering Click Start Control Panel Click Hardware and Sound Ethernet problemsWake on LAN feature is not working Your computer cannot connect to the network Bluetooth problems Wireless LAN problemWireless WAN problem Click Hardware and Sound Sound Option problemsAn option that was just installed does not work Sound does not come from the Bluetooth headphone Click Start Computer Performance and lockup problemsAn option that previously worked does not work now Insufficient free hard disk drive space Excessive number of fragmented files Programs and Features area, click the Clean up buttonClick Disk Cleanup Click Disk Cleanup Click Clean up system files Click Defragment Now, then click Continue Printer problemsInsufficient memory Software does not work as expected Serial port problemsSoftware problems Diagnostic programs USB problems PC-Doctor for DOS Creating a diagnostic discRunning the diagnostic program from a diagnostic disc Lenovo ThinkVantage Toolbox ThinkCentre User Guide Getting information, help, and service Lenovo Support Web site Help and serviceUsing the documentation and diagnostic programs Calling for service Purchasing additional services Using other services ThinkCentre User Guide 111 Appendix A. Notices Trademarks Electronic emissions notices Appendix B. Regulatory informationExport classification notice Television output notice Industry Canada Class B emission compliance statement Additional regulatory information ThinkCentre User Guide 117 Appendix C. Weee and recycling statementsImportant information for the European Directive 2002/96/EC Recycling information ThinkCentre User Guide 119 Index PCI card 121 ThinkCentre User Guide Page 0B02835