Contents
1 Working on your computer.................................................................................5
Before working inside your computer..................................................................................................5
Turning off your computer................................................................................................................... 6
After working inside your computer.....................................................................................................6
2 Removing and installing components..............................................................8
Recommended tools.............................................................................................................................8
Removing the cover..............................................................................................................................8
Installing the cover................................................................................................................................9
Removing the hard drive assembly.......................................................................................................9
Removing the hard drive from the hard drive bracket.........................................................................9
Installing the hard drive into the hard drive bracket.......................................................................... 10
Installing the hard drive assembly.......................................................................................................10
Removing the VGA board................................................................................................................... 10
Installing the VGA board......................................................................................................................11
Removing the system fan.................................................................................................................... 11
Installing the system fan......................................................................................................................12
Removing the memory module..........................................................................................................13
Installing the memory module............................................................................................................13
Removing the heat sink.......................................................................................................................13
Installing the heat sink.........................................................................................................................14
Removing the processor.....................................................................................................................14
Installing the processor....................................................................................................................... 15
Removing the speaker.........................................................................................................................15
Installing the speaker...........................................................................................................................16
Removing the coin cell battery...........................................................................................................16
Installing the coin cell battery............................................................................................................. 17
Removing the system board............................................................................................................... 17
Installing the system board................................................................................................................. 18
System board layout............................................................................................................................19
3 Troubleshooting your computer..................................................................... 21
Diagnostic power LED codes..............................................................................................................21
Diagnostic error messages................................................................................................................. 22
System error messages.......................................................................................................................26
4 System Setup....................................................................................................... 27
Boot Sequence.................................................................................................................................... 27
3