IBM ThinkPad R40 series - Chapter 2. Solving Computer Problems

Chapter 2. Solving computer problems
Diagnosing problems .........10
Troubleshooting ...........11
Error messages ..........11
Errors without messages .......14
A password problem ........16
A power switch problem .......16
Keyboard problems ........16
UltraNav
™
problems ........17
Standby or hibernation problems ....18
Computer screen problems ......20
Battery problems .........22
Hard disk drive problems ......23
Startup problems .........23
Other problems ..........26
Starting IBM BIOS Setup Utility .....28
Recovering pre-installed software .....30
Upgrading the hard disk drive ......31
Replacing the battery .........33
Install a memory module .......34
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