Service manual

Index 3
Self-test (Cont.)
error codes, 6
example display, 5
running, 5
with loopback connectors, 5
using loopback connectors, 5
Self-test commands, 3, 5
SIMM
error code for MEM, 12
Special key for system exerciser
diskette example, 26
Special key on diskettes for system
exerciser, 25
Switches
SCSI/FDI adapter, 52
System box
cover removal, 39 to 40
System exerciser
commands, 7
error codes, 7
System exerciser diagnostics, 6
System module
removal, 64
replacement, 66
T
T 50, 77
CLK, 97
COLOR, 80
DZ, 95
FP, 94
IT, 93
MEM, 94
MONO, 98
NI, 77
NVR, 97
SCSI-A, 93
SCSI-B, 83
SYS, 82
Testing, 1
power-up, 2
self-test, 5
self-test commands, 5
Testing (Cont.)
system exerciser, 6
Time-of-Year chip, 27
Tools required, x
TOY chip, 27
Troubleshooting, 9
memory (MEM), 9
RX23 self-test, 13
RX23 self-test results, 13
RX23 system exerciser, 15
U
Utilities, 19
commands, 19
diskette formatter, 20
special key on diskettes for
Customer Services system
exerciser, 25
test number, 19 to 20
V
VAXstation 3100 Model 76
connectors, 34
Video monitor
documentation, 37
Video monitors, 34