Install guide
ARMY TM 5-6675-308-34
MARINE CORPS TM 08837A-34/2
Table 4-10. Computer Automatic Test Mode Malfunction Teletypewriter Messages
Teletypewriter malfunction message Corrective action
Absence of XXX TEST CYCLES PASS
message at approximately 2-minute intervals
or CPU OP-CODE TEST FAIL
MEMORY TEST FAIL
PRIORITY INTERRUPT TEST FAIL
SERVICE INTERRUPT TEST FAIL
DISCRETE I/O TEST FAIL
PLATFORM I/O TEST FAIL
NOTE
Replace cards in sequence given
16-bit data circuit card assembly A2
Control no. 2 circuit card assembly A4
Control no. 3 circuit card assembly A5
Control no. 1 circuit card assembly A3
Memory unit Al
Reseat memory unit Al and check wedgelocks
for tightness
Memory unit Al
16-bit data circuit card assembly A2
Control no. 2 circuit card assembly A4
Control no. 3 circuit card assembly AS
I/O controller card assembly A7
Data buffer circuit card assembly A6
I/O controller card assembly A7
Data buffer circuit card assembly A6
I/O discrete circuit card assembly A9
Control no. 3 circuit card assembly A5
I/O controller card assembly A7
Data buffer circuit card assembly A6
Control no. 3 circuit card assembly ASI
I/O discrete circuit card assembly A9
Data buffer circuit card assembly A6
I/O controller card assembly A7
Computer power supply PS1
Platform I/O circuit card assembly A8
4-66
Change
1