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halon, 74
HANs (home area networks), 345
hard boots, 22
Hard Drive Mechanic software, 439
hard drives, 39–40
capacity of, 7–8
dead. See dead hard drives
disasters related to, 41
in PC recovery resource kits, 95
for performance, 305
power requirements of, 268
recovering, 12–13, 12, 437–440, 439
reformatting, 407–409
reinstalling files on, 410–416, 411–415
repartitioning, 406–409
replacing, 409–410, 444–449, 445–446, 448
for virtual memory, 31
hardware
BIOS for, 45–48
in boot process, 21–24
components, 24–25
audio, 38–39, 38
caches, 32–33
communications, 35
CPUs, 28, 29
drives, 39–41, 39
external connections, 43–45, 43
memory, 30–32, 31
motherboards, 25–28, 26
power supplies, 33–35, 34
user-input, 41–43, 42
video, 36–38, 36–37
conflicts in, 19, 147, 424
drivers for, 48
Easy PC Initiative, 17
failures in, 2, 232
CPU, 244–246, 246
Device Manager for, 234–240, 235–236, 238–240
drive, 240
memory, 247–249, 248
modem, 251–255, 253–254
motherboard, 240–244
power management issues, 255–256
power supply, 246–247
stop errors from, 230
symptoms and solutions, 233
troubleshooting, 256–259
video/display, 249–251
maintaining, 69–70
for networks, 347–351, 348–350
operating systems for, 50–51
for PC recovery resource kits, 95
PNP vs. non-PNP, 18–21, 18, 20
role of, 16–17
as troubleshooting suspect, 158–159
upgrade problems from, 208
Hardware Acceleration setting, 302–303
Hardware Compatibility List (HCL), 88, 89
checking, 208
for network equipment, 359
for stability, 218
Hardware tab, 19–20, 20, 148, 148
Hardware Type window, 181, 181
Hardware Update Wizard, 181, 181
HCL (Hardware Compatibility List), 88, 89
checking, 208
for network equipment, 359
for stability, 218
HD Tach benchmark test, 303
head crashes, 436
heat. See overheating
Heat-Sink Guide, 281
heat sinks, 281–282
help
Help and Support Center
for disabling features, 220
for error messages, 157–158, 157–158
for performance, 290, 291
for processes, 300
for Recovery Console, 187–188, 187
for Remote Assistance, 391, 391
in Safe mode, 179–180, 180
for System Restore, 182
for Windows XP, 385–388, 386–387
online. See online help
Help command, 188
Hildrum, Jon, 383
Home and Small Office Networking Troubleshooting, 361, 361
home area networks (HANs), 345
home insurance policies, 120–121
hot plug-hot swap technology, 17
hot zones, 242–244
HowStuffWorks site, 384
hubs
for networks, 347–349, 348
for USB devices, 308
human error, 2
humidity, 75
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