LABEL.EXE, 635
LAN (Local Area Network), defined, 585, 846
Laptops or notebooks
BIOS updates and, 84
docking stations, 482
hard drive installation, 145
hardware profiles, 482
input devices on, 208
keyboards for, 219–220
LCDs, 499–501
memory installation, 121, 123
modem problems and, 193
mouse ports on, 208
PCMCIA (PC Card), 94, 154
port replicators, 482–483
power sources, 481
spills on, 284, 301
cleaning EP drum, 507
conditioning EP drum, 507–508
draft quality, 506
dye sublimation, 510
EP process, 507–509
finishers, 511
fusing toner, 509
ink dispersion, 509–510
laser beam writing, 508, 511
LCD process, 507
LED process, 507
letter quality (LQ), 506
near letter quality (NLQ), 506
ozone filter maintenance, 512
paper feed, 508
printing process, 505–506
raster image processing, 506–507
RET, 507
toner, 509, 512
transferring images, 509
UPS warning, 402, 512
Last Known Good (LKG) Configuration (LKG), 277, 691, 723
LBA (Logical Block Addressing), 529, 846
LCDs (Liquid Crystal Displays)
active matrix, 499
described, 499, 846
dual scan, 499
laptops, 499–501
passive matrix, 499
Lettering system for drives, 135–136
Levels, cache, 423, 445
LFNs (long file names), 627
Lightning protection, 65
Limulation, 636
Line-interactive UPS, 402
Liquid cooling, 432–433
LISTSVC command, 340
Lithium ion batteries, 483
LKG (Last Known Good Configuration), 277, 691, 723
LLC (Logical Link Control), 582, 585
Local profiles, 735
Local Security Policy icon, 732–733
Local Users and Groups snap-in, 727–728
Lockups, 40, 42–43, 123–124, 214, 265, 286
Log files, 651
Logical partition, 525
Logon
LOGON command, 340
Windows 2000, 732, 735–736
Windows ME, 769–771
Windows NT, 694–695
See also User administration
Loopback adapters, 7
Low-level formatting, 146
LPT devices
IRQs, 465
memory addresses, 469
printers, 502
LPX (Low Profile Extensions) motherboards, 397
LSA (Local Security Authority), Windows NT, 695, 847
LVD (Low Voltage Differential), 536, 847