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IBM 520 - Page 413

IBM 520
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connectors (continued)
status 226, 271
considerations
cable requirements 272
device drivers 31
hardware 33
installing
adapters 181
external SCSI devices 271
internal drives 197, 200
SCSI devices 201
operating system 23, 25, 26
removing hard disk drives 245
security 262
ServerGuide 27
software 23
termination requirements 203,
271
controller
See also the User's Reference
configuring adapter
termination 304
illustration 380
SCSI-2 host adapter settings 304
controlling diskette drive
access 286
controls
front panel 4
monitor 11
cords, power
See the User's Reference
corrective service diskette
(CSD) 374
cover
installing 266, 267
removing 167
security 263
cover lock broken 352
cover plates
adjusting the size 213
cover plates (continued)
description 199
installing 213
removing 213
CPU (central processing unit)
See microprocessor
Create/Delete Array/Log.
Drive 91
creating a disk array 91
cross-segment traffic 55, 56
CRT logical drive status 85, 95,
108, 115
CSD 374
customer assistance
error messages 310
getting assistance 19, 33
online 282, 367
ordering publications xvi, 375
solving problems 19, 33
telephone numbers 19, 33
toll-free numbers 19, 33
D
daisy chain
cabling example 227, 236
definition 199
in a disk array 132
damaged system
cover lock broken 352
dropped 358
spilled liquid 359
DASD (direct access storage device)
See also the User's Reference
backplane 200, 251
hot-swap storage expansion
enclosure 270
date, setting 281
DDD (Defunct Disk Drive) physical
drive status 106
Index 395