Lenovo 3126 Personal Computer User Manual


 
Contents
Important safety information . . . . . iii
Chapter 1. Product overview . . . . . . 1
Features . . . . . . . . . . . . . . . . . . 1
Specications . . . . . . . . . . . . . . . . 4
Software overview . . . . . . . . . . . . . . 4
Software provided with your Windows
operating system . . . . . . . . . . . . . 4
Locations. . . . . . . . . . . . . . . . . . 6
Locating connectors, controls, and indicators
on the front of your computer . . . . . . . . 7
Locating connectors and parts on the rear of
your computer . . . . . . . . . . . . . . 7
Locating components . . . . . . . . . . 10
Locating parts on the system board . . . . 10
Locating internal drives . . . . . . . . . 11
Chapter 2. Installing or replacing
hardware . . . . . . . . . . . . . . . 13
Handling static-sensitive devices . . . . . . . 13
Installing or replacing hardware . . . . . . . . 13
Installing external options . . . . . . . . 14
Opening the computer cover . . . . . . . 14
Removing and reinstalling the front bezel . . 15
Accessing the system board components and
drives . . . . . . . . . . . . . . . . 16
Installing or replacing a memory module. . . 17
Installing or replacing a PCI card . . . . . . 18
Installing or replacing the card reader . . . . 21
Replacing the battery . . . . . . . . . . 26
Replacing the hard disk drive . . . . . . . 27
Replacing the optical drive . . . . . . . . 30
Replacing the heat sink and fan assembly . . 33
Replacing the power supply assembly . . . 36
Replacing the microprocessor . . . . . . . 41
Replacing the internal speaker. . . . . . . 44
Replacing the front audio and USB
assembly . . . . . . . . . . . . . . . 49
Replacing the keyboard . . . . . . . . . 51
Replacing the mouse . . . . . . . . . . 51
Completing the parts replacement . . . . . 52
Obtaining device drivers . . . . . . . . . . . 53
Basic security features . . . . . . . . . . . 53
Integrated cable lock . . . . . . . . . . 53
Password protection . . . . . . . . . . 53
Erasing a lost or forgotten password (clearing
CMOS) . . . . . . . . . . . . . . . . 54
Chapter 3. Recovery information . . . 55
Creating and using recovery media . . . . . . 55
Creating recovery media . . . . . . . . . 55
Using recovery media . . . . . . . . . . 56
Performing backup and recovery operations . . . 56
Performing a backup operation . . . . . . 56
Performing a recovery operation . . . . . . 57
Using the Rescue and Recovery workspace . . . 57
Creating and using a rescue medium . . . . . . 58
Creating a rescue medium . . . . . . . . 58
Using a rescue medium . . . . . . . . . 58
Installing or reinstalling device drivers . . . . . 59
Solving recovery problems . . . . . . . . . . 59
Chapter 4. Using the Setup Utility
program . . . . . . . . . . . . . . . . 61
Starting the Setup Utility program . . . . . . . 61
Viewing or changing settings . . . . . . . . . 61
Using passwords. . . . . . . . . . . . . . 61
Password considerations. . . . . . . . . 62
Power-on password . . . . . . . . . . . 62
Administrator password . . . . . . . . . 62
Setting, changing, or deleting a password . . 62
Enabling or disabling a device . . . . . . . . 62
Selecting a startup device . . . . . . . . . . 63
Selecting a temporary startup device . . . . 63
Viewing or changing the startup device
sequence . . . . . . . . . . . . . . . 63
Exiting the Setup Utility program . . . . . . . 64
Chapter 5. Updating system
programs . . . . . . . . . . . . . . . 65
Using system programs . . . . . . . . . . . 65
Updating (ashing) the BIOS from a disc . . . . 65
Updating (ashing) the BIOS from your operating
system. . . . . . . . . . . . . . . . . . 66
Recovering from a POST and BIOS update
failure . . . . . . . . . . . . . . . . . . 66
Chapter 6. Troubleshooting and
diagnostic programs . . . . . . . . . 69
Basic troubleshooting . . . . . . . . . . . . 69
Diagnostic programs . . . . . . . . . . . . 70
Lenovo Solution Center . . . . . . . . . 70
Lenovo ThinkVantage Toolbox . . . . . . . 71
PC-Doctor for DOS . . . . . . . . . . . 71
Cleaning the mouse . . . . . . . . . . . . 72
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