Index
A
acoustical readings,
specifications 1-9
address 20 gate 2-29
address and NMI mask register,
RT/CMOS 2-19
address map, system board I/O 1-5
address map–RT/CMOS RAM 2-18
air temperature, specifications 1-8
alternative method of resetting 2-29
altitude, specifications 1-8
anticipated page miss 1-7
audio subsystem 3-6
B
battery 2-23
battery pack, specifications 1-12
boot
selectable drive-startup
sequence 2-32
bus adapter 2-3
bus master access to system board
RAM, specifications 1-7
C
cables 1-8
cache memory operation 2-2
CD-ROM drive 1-2
CMOS RAM 2-28
CMOS RAM configuration 2-24
CMOS RAM subsystem 1-3
compatibility
hardware 2-33
configuration CRC bytes, RT/CMOS
RAM 2-27
connectors
external bus 2-8
hard disk drive 2-8
keyboard 2-4
connectors
(continued)
mouse 2-4
PC Card 3-9
system board DIMM 2-17
UltraSlim Bay 2-11
control ports, system 2-29, 2-30
crystal audio subsystem 3-6
D
data register, RT/CMOS 2-19
date-century byte, RT/CMOS RAM
configuration 2-27
depth, system unit 1-8
devices–system board 1-3
diagnostic status byte, RT/CMOS
RAM configuration 2-24
DIMM 2-15, 2-17
diskette drive type byte 2-25
diskette drive/controller 2-14
display operating mode 2-26
displayable characters 2-7
DMA controller 1-3, 1-7
E
EEPROM subsystem 1-3
electrical specifications 1-8
electromagnetic compatibility,
specifications 1-8
enable NMI 2-19
equipment byte, RT/CMOS RAM
configuration 2-26
error codes 2-34
expansion bus adapter 1-4
external bus connector 2-8
F
fault, overvoltage 1-11
Copyright IBM Corp. 1998 X-1
