component locations 8 DIMM banks 43 removing 54 replacing 56

setting jumpers 66 system board tray assembly

installing 57 removing 54

system configuration, recording 77 System Restoration CD 77

T

troubleshooting adapters 88 BIOS recovery 67 CD drive 83 checklist 82 error messages 97 guidelines 82 hard drive 85 memory 86 modem 87 peripherals 88 printer 90 processor 86 system 92 video 94

troubleshooting guidelines 82

U

updating the BIOS 65

UPS (uninterruptible power supply) 70 using safety precautions 102 utilities

BIOS 63

hard drive maintenance 71

V

video, troubleshooting 94 viruses, protecting against 75

118Index