support line services, ordering 275
surge protection 3
surge protectors 25
SVGA video controller 3
swap diskettes 56
switched hubs 71
switches
See also jumpers
changing 62
configuration
See system board,
configuration switches
Power On/Off 8
power-enable 7
Reset 8
symmetric multiprocessing (SMP)
operating-system support 1, 35
system board
adapters 145
configuration jumpers
BIOS boot block (J6A1) 295
BIOS recovery (J6A1) 293
BIOS write (J6A4) 298
video-sleep-register address
(J6A2) 296
configuration switches
clearing all passwords
(S6A1-2) 301
resetting NVRAM and RTC
(S6A1-1) 299
settings 299
layout 288
memory connectors 116
settings 289
video-memory connector 133
System Configuration Utility (SCU)
controlling access to 52
defining secure mode 57
menu description 46
setting passwords 52, 54, 55
System Configuration Utility (SCU)
(continued)
setting the drive-startup
sequence 56
starting 47
using 46
system damage 261
System Diskettes
See the User's Reference
system utility programs 37
T
tape drives
See also the User's Reference
sizes 158
technical directory, publications
See telephone numbers
technical support
fee 273
warranty 271
telephone assistance 271
telephone line requirements for the
United Kingdom ix, 75, 205
telephone numbers
See also the User's Reference
IBM service center 4, 36
ordering publications xvi, 277
termination 162
See also the User's Reference
terminators
See the User's Reference
test
compatibility 273
group specifications 226
group window 226
groups, valid, list of 223
module 227, 228
monitor 246
options 229
Index 327