Index-1
Index
SYMBOLS
/etc/remote, 3-5
A
access, to subassemblies, 7-1
attachment unit interface (AUI), See AUI
audio ports connector, B-9
AUI, C-5
autoboot switch, 2-5
B
board power supply
connector, 4-4
pin assignment, 4-4
test, 4-3
boot failure, 4-1
boot PROM diagnostics, 2-1
C
cables
external connections, 1-3
internal connections, 1-4, 1-8, 10-4
null modem, 3-5
removing external, 7-1
serial, 3-5
central processing unit (CPU) board, See MLB, See
CPU board
closing system unit, 7-4
color frame buffer board, 1-6
connectors
audio ports, B-9
external
audio line-in, B-11
audio line-out, B-10
internal
diskette drive pinout, B-12
power pinout, B-14
SBus pinout, B-13
parallel pinout, B-8
SCSI (internal), B-11
serial pinout, B-7
type 13W3 video pinout, B-9
CPU board
removing, 11-24
replacing, 11-29
test points, 11-18
troubleshooting, 11-21
CRU (customer replaceable unit), 1-4
CRU
identiļ¬cation, 10-6
locating defective, 2-10
main board, 1-4
replacement, 10-1
replacement part numbers, 12-4
tools for replacing, 5-3
D
devices
external, 1-1
external storage options, 1-8
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