NEC Versa 550 Series Service Manual page 125

Index
A
AC adapter, 1-13
AC power adapter, 3-11
Auto power reduction (APR), 2-17
B
Backup system disk, 4-2
Battery charging time, 3-12
Battery compartment, 1-11
Battery pack specifications, 2-11
Beep codes, 5-8
BIOS, 1-18, 3-3
BIOS messages, 5-7
Bootup setting menu, 1-18
Bus interface unit, 3-4
C
Cache unit, 3-4
Cleaning
internal components, 4-2
outer surface, 4-1
Cleaning the trackball, 4-3
CMOS, 3-3
CPU, 1-2, 2-1
CPU clock, 3-3
D
DC-in connector, 1-13
Disassembly, 4-13
Display, 1-2
DRAM memory, 3-6
Drivers and utilities, 1-24
E
EPROM, 3-3
F
Features, 1-2
Field-replaceable parts list, 4-5
Floating point unit, 3-4
Floppy disk drive, 3-11
Function keys, 1-7
Functional block diagram, 3-2
G
Graphics engine, 3-8
H
Handling battery packs, 4-3
Hard disk drive, 1-2
Hard disk drive compartment, 1-10
Hard disk subsystem, 3-10
Hardware reset switch, 1-13
Hotkeys, 2-17
I
I/O subsystem, 3-7
Integer unit, 3-4
Internal battery pack, 3-11
K
Keyboard, 1-2, 1-7
Keyboard and mouse port, 1-14
Keyboard subsystem, 3-9
L
LCD assembly breakdown, 4-8
LCD cable, 4-9
LCD cover switch, 1-5
LCD inverter board assembly, 3-12
LCD panel, 1-4
LCD power inverter board, 4-9
LCD specifications, 2-8
LCD status bar, 1-5, 4-10
LCD status board, 2-8
M
Maintaining LCD quality, 4-3
Maintenance, 4-1
Memory, 1-2
Memory controller, 3-5
Memory management unit, 3-4
Memory slot compartment, 1-17
Memory subsystem, 3-6
Memory upgrade, 1-27