User's Manual

Table Of Contents
Chapter 2. Solving computer problems
Diagnosing problems .........10
Troubleshooting ...........11
Error messages ..........11
Errors without messages .......14
A password problem ........15
A power switch problem .......16
Keyboard problems ........16
UltraNav
problems ........17
Standby or hibernation problems ....18
Computer screen problems ......21
Battery problems .........23
Hard disk drive problems ......24
Other problems ..........24
Starting BIOS Setup Utility .......27
Recovering pre-installed software .....28
Upgrading the hard disk drive ......30
Replacing the battery .........32
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