troubleshooting (continued) cooling fans, 99 damaged system, 97 diskette drive, 101 expansion card, 108 external connections, 96 hard drive, 104
hard drives (SATA), 105 keyboard, 93 memory, 100 microprocessor, 109 mouse, 93
SAS RAID controller daughter card, 107
serial I/O device, 94
U
upgrades processor, 78
USB device troubleshooting, 95
V
video troubleshooting, 92
W
wet system troubleshooting, 96
158Index