H

handheld mice, 218-219

hard drives

buffer, 42

cache buffer, 137

capacity, 42

changing priority settings in BIOS, 125

checking integrity of

hard drive errors, 806

running error-checking tool from command prompt window, 808-809

using error-checking tool, 806-808

data capacity, 135-136

formatting and partitioning, 144-146

how hard drives work, 132-134

IDE, SATA, and SCSI Interfaces, 137-141

installing

in desktop cases, 142-144

jumper settings, 141-142

in laptops, 144

interface, 42-43

on laptops, 328

overview, 362

reformatting, avoiding, 833-835

size, 135

speed, 42, 136-137

hardware monitor, changing settings in BIOS, 126

help. See technical support

hibernation, 291-293

hiding inactive icons, 427-428

high-performance graphics controllers, 172

history, Web browsing, 733-734, 736

homeowner's insurance, 782

hubs, USB, 245-246