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Lenovo ThinkCentre Edge 71 (English) User Guide - Page 68

Completing the parts replacement

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This section provides instructions on how to replace the keyboard or mouse. To replace the keyboard or mouse, do the following: 1. Disconnect the old keyboard cable or mouse cable from the computer. 2. Connect a new keyboard or mouse to one of the USB connectors on the computer. Depending on where you want to connect the new keyboard or mouse, see "Locating connectors, controls, and indicators on the front of your computer" on page 8 or "Locating connectors on the rear of your computer" on page 9. Figure 43. Connecting the USB keyboard or mouse What to do next: • To work with another piece of hardware, go to the appropriate section. • To complete the installation or replacement, go to "Completing the parts replacement" on page 56. Completing the parts replacement After completing the installation or replacement for all parts, you need to reinstall the computer cover and reconnect cables. Depending on the parts you installed or replaced, you might need to confirm the updated information in the Setup Utility program. Refer to Chapter 7 "Using the Setup Utility program" on page 67. To reinstall the computer cover and reconnect cables to your computer, do the following: 1. Make sure that all components have been reassembled correctly and that no tools or loose screws are left inside your computer. See "Locating components" on page 10 for the locations of various components in your computer. 2. Make sure that the cables are routed correctly. Keep cables clear of the hinges and sides of the computer chassis to avoid interference with closing the computer cover. 3. Lower the drive bay assembly. See "Accessing the system board components and drives" on page 32. 4. If you have removed the front bezel, reinstall it. 56 ThinkCentre User Guide

Section	Page
Important safety information	7
Service and upgrades	7
Static electricity prevention	7
Power cords and power adapters	8
Extension cords and related devices	8
Plugs and outlets	9
External devices	9
Heat and product ventilation	9
Operating environment	10
Modem safety information	10
Laser compliance statement	11
Power supply statement	11
Cleaning and maintenance	11
Chapter 1. Product overview	13
Features	13
Specifications	16
Software overview	17
Software provided by Lenovo	17
Adobe Reader	19
Antivirus software	19
Locations	19
Locating connectors, controls, and indicators on the front of yo	20
Locating connectors on the rear of your computer	21
Locating components	22
Locating parts on the system board	23
Locating internal drives	24
Machine type and model label	25
Chapter 2. Using your computer	27
Frequently asked questions	27
Using the keyboard	27
Using Windows shortcut keys	27
Using a fingerprint reader	28
Using the wheel mouse	28
Adjusting audio	28
About your computer audio	28
Setting the volume from the desktop	29
Setting the volume from Control Panel	29
Using CDs and DVDs	29
Handling and storing CD and DVD media	29
Playing a CD or DVD	30
Recording a CD or DVD	30
Chapter 3. You and your computer	31
Accessibility and comfort	31
Arranging your workspace	31
Comfort	31
Glare and lighting	32
Air circulation	32
Electrical outlets and cable lengths	32
Registering your computer	33
Moving your computer to another country or region	33
Voltage-selection switch	33
Replacement power cords	34
Chapter 4. Security	35
Security features	35
Locking the computer cover	36
Attaching an integrated cable lock	37
Using passwords	37
BIOS passwords	37
Windows passwords	38
Configuring the fingerprint reader	38
Using and understanding firewalls	38
Protecting data against viruses	38
Chapter 5. Installing or replacing hardware	41
Handling static-sensitive devices	41
Installing or replacing hardware	41
Installing external options	41
Removing the computer cover	42
Removing and reinstalling the front bezel	42
Accessing the system board components and drives	44
Installing or replacing a PCI card	45
Installing or replacing a memory module	47
Replacing the battery	48
Replacing the hard disk drive	50
Replacing the optical drive	52
Replacing the power supply assembly	55
Replacing the heat sink and fan assembly	59
Replacing the microprocessor	62
Replacing the system fan assembly	65
Replacing the front audio and USB assembly	66
Replacing the keyboard or mouse	67
Completing the parts replacement	68
Chapter 6. Recovery information	71
Creating and using recovery media	71
Creating recovery media	71
Using recovery media	72
Performing backup and recovery operations	72
Performing a backup operation	72
Performing a recovery operation	73
Using the Rescue and Recovery workspace	73
Creating and using a rescue medium	74
Creating a rescue medium	74
Using a rescue medium	74
Reinstalling preinstalled applications and device drivers	75
Reinstalling software programs	76
Reinstalling device drivers	76
Solving recovery problems	76
Chapter 7. Using the Setup Utility program	79
Starting the Setup Utility program	79
Viewing and changing settings	79
Using passwords	79
Password considerations	80
Power-On Password	80
Administrator Password	80
Hard Disk Password	80
Setting, changing, and deleting a password	80
Erasing lost or forgotten passwords (clearing CMOS)	81
Enabling or disabling a device	81
Selecting a startup device	81
Selecting a temporary startup device	82
Selecting or changing the startup device sequence	82
Enabling ErP compliance mode	82
Exiting the Setup Utility program	83
Chapter 8. Updating system programs	85
Using system programs	85
Updating (flashing) the BIOS from a disc	85
Updating (flashing) the BIOS from your operating system	86
Recovering from a POST/BIOS update failure	86
Chapter 9. Preventing problems	87
Keeping your computer current	87
Getting the latest device drivers for your computer	87
Updating your operating system	87
Using System Update	88
Cleaning and maintenance	88
Basics	88
Cleaning your computer	89
Good maintenance practices	90
Moving your computer	90
Chapter 10. Troubleshooting and diagnostics	93
Basic troubleshooting	93
Troubleshooting procedure	94
Troubleshooting	94
Audio problems	95
CD problems	96
DVD problems	97
Intermittent problems	99
Keyboard, mouse, or pointing device problems	99
Monitor problems	100
Networking problems	102
Option problems	105
Performance and lockup problems	106
Printer problems	107
Serial port problems	108
Software problems	108
USB problems	109
Diagnostic programs	109
Lenovo Solution Center	110
Lenovo ThinkVantage Toolbox	110
PC-Doctor for DOS	111
Chapter 11. Getting information, help, and service	113
Information resources	113
Lenovo ThinkVantage Tools	113
Lenovo Welcome	113
Help and Support	113
Safety and Warranty	113
Lenovo Web site (http://www.lenovo.com)	113
Lenovo Support Web site	114
Help and service	114
Using the documentation and diagnostic programs	114
Calling for service	114
Using other services	115
Purchasing additional services	115
Appendix A. Notices	117
Trademarks	118
Appendix B. Regulatory information	119
Export classification notice	119
Television output notice	119
Electronic emissions notices	119
Federal Communications Commission Declaration of Conformity	119
Additional regulatory information	121
Appendix C. WEEE and recycling information	123
Important WEEE Information	123
Recycling information	123
Recycling information for Brazil	124
Battery recycling information for Taiwan	124
Battery recycling information for the European Union	125
Appendix D. Restriction of Hazardous Substances Directive (RoHS)	127
China RoHS	127
Turkish RoHS	127
Ukraine RoHS	127
India RoHS	128

Match case Limit results 1 per page

This section provides instructions on how to replace the keyboard or mouse.

To replace the keyboard or mouse, do the following:

1. Disconnect the old keyboard cable or mouse cable from the computer.

2. Connect a new keyboard or mouse to one of the USB connectors on the computer. Depending on where

you want to connect the new keyboard or mouse, see “Locating connectors, controls, and indicators on

the front of your computer” on page 8 or “Locating connectors on the rear of your computer” on page 9.

Figure 43. Connecting the USB keyboard or mouse

What to do next:

•

To work with another piece of hardware, go to the appropriate section.

•

To complete the installation or replacement, go to “Completing the parts replacement” on page 56.

Completing the parts replacement

After completing the installation or replacement for all parts, you need to reinstall the computer cover and

reconnect cables. Depending on the parts you installed or replaced, you might need to conﬁrm the updated

information in the Setup Utility program. Refer to Chapter 7 “Using the Setup Utility program” on page 67.

To reinstall the computer cover and reconnect cables to your computer, do the following:

1. Make sure that all components have been reassembled correctly and that no tools or loose screws

are left inside your computer. See “Locating components” on page 10 for the locations of various

components in your computer.

2. Make sure that the cables are routed correctly. Keep cables clear of the hinges and sides of the

computer chassis to avoid interference with closing the computer cover.

3. Lower the drive bay assembly. See “Accessing the system board components and drives” on page 32.

4. If you have removed the front bezel, reinstall it.

ThinkCentre User Guide