Index_L

L

L1 and L2 caches, 32–33

labels for backups, 128

LANs (local area network), 345

last known good configuration, 183–184

law of parsimony, 142

legacy hardware, 18

liabilities in warranties, 455

lighting in troubleshooting, 139

lightning

damage from, 3–4

danger from, 264

motherboard failures from, 241

surge suppressors for, 275

warranties for, 458

limited warranties, 454

listening in troubleshooting, 141

Listsvc command, 188

live chat, 379

Local Area Connection Properties dialog box, 353, 353, 357, 357

local area network (LANs), 345

location, PC, 70–73

lock ups, 63

locks, physical, 80–81

logs

for events, 153

operating system, 50

for performance, 298–300, 299

for troubleshooting, 145–146, 146