Digital Equipment VAXstation 3100 Maintenance Manual page 264

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Diagnostic LED Definitions
243
Table G-1 (Cont.) Diagnostic LEDs Definitions
State Substate Deflnlttons
Recommendations
1011
0001 The DZ test completes. No optional See Section G.1
video
is
installed or, if it is installed,
fails self-test. In either case, the base
monochrome video test has been
entered.
1010
0000
The video subsystem was tested and See Section G.1
the console initialization sequence was
entered.
1001
xxxx•
The system initializes and power-up If the substate
testing starts. The substate variable
contains any lit LEDs,
indicates the test being executed. detennine the failing
device. If you have
operational video,
troubleshoot that
device. If the video
screen is blank, dead
system. (Section G.1).
1000
xxxx•
The self-test completes with the Enter TEST 50 to see
substate indicating the failing the results.
subsystem.
0111
xxxxl
Self-test was entered from the console Enter TEST SO to see
TEST command. The substate the results.
indicates the test currently being
executed.
0110
xxxxl
The self-test completes from the TEST Enter TEST SO to see
command with the substate indicating the results.
the failing subsystem.
0101
xxxx•
The self-test started under control of Enter TEST SO to see
the AYf system. The substate indicates the results.
the test currently being executed.
0100
xxxx•
The system exerciser started from a Read the test results
console TEST command.
The
substate on the screen.
indicates the value of the lower four Troubleshoot the
bits of the command. If the system failing device.
exerciser starts with a T 101, the
substate contains a 1 (hexadecimal).
1
1111 = MONO, 1110 = CLK, 1101 = NVR, 1100 =DZ, 1011 = MEM, 1010 = MM, 1001
= FP, 1000 = IT, 0111 = STRG-1 or SCSI-A, 0110 = SCSI-A or SCSI-8, 0101 = SYS, 0100
= 8PLN, 0011 =
(option),
0010 =
(option),
0001 = NI