Dell 9N756 Personal Computer User Manual


 
Contents 5
3 Advanced Troubleshooting
Diagnostic Lights . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Using System Restore
. . . . . . . . . . . . . . . . . . . . . . . 50
Creating a Restore Point
. . . . . . . . . . . . . . . . . . . . 50
Restoring the Computer to an Earlier Operating State
. . . . . . 51
Undoing the Last System Restore
. . . . . . . . . . . . . . . . 52
Reinstalling Drivers
. . . . . . . . . . . . . . . . . . . . . . . . . 52
Using Windows
®
XP Device Driver Rollback . . . . . . . . . . 53
Using the Dell Dimension ResourceCD
. . . . . . . . . . . . . . 53
Resolving Software and Hardware Incompatibilities . . . . . . . 54
Reinstalling Windows
®
XP . . . . . . . . . . . . . . . . . . . . . 55
4 Adding Parts
Front and Back View of the Computer . . . . . . . . . . . . . . . 60
Front View
. . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Back View
. . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Reattaching the Front Door and Hinge Arms . . . . . . . . . . . 62
Reattaching the Front Door
. . . . . . . . . . . . . . . . . . . 62
Reattaching the Hinge Arms
. . . . . . . . . . . . . . . . . . 63
Opening the Computer Cover . . . . . . . . . . . . . . . . . . . 66
Looking Inside Your Computer
. . . . . . . . . . . . . . . . . . . 68
System Board
. . . . . . . . . . . . . . . . . . . . . . . . . . 69
Installing and Removing Cards
. . . . . . . . . . . . . . . . . . . 70
Installing a Card
. . . . . . . . . . . . . . . . . . . . . . . . 70
Removing a Card
. . . . . . . . . . . . . . . . . . . . . . . . 74
Adding Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Removing a Memory Module
. . . . . . . . . . . . . . . . . . 76
Adding a Memory Module
. . . . . . . . . . . . . . . . . . . . 77