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Page Title:
Table 5-1. Troubleshooting-continued |
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 TM 11-6625-3024-14/EE641-AC-MMA-010/E154 SYSEX/TO 33AA50-5-1-1
Table 5-1. Troubleshooting (Continued)
Symptom
Probable Cause
Remedy
a. Defective SELECTED
Replace Circuit Card 1.
27. WRITE ENABLE status
status lamp.
light
b. Defective status logic
Replace Circuit Card 1,
circuit.
c. No status signal from
Check Transport signal/
Transport,
control cable 1000-564.
a. +5 Vdc #2 fuse
28. Exerciser will not read
Replace fuse
(1A1A2F2) is blown
continuous motion
(See paragraph 5-23).
(CONT. READ).
b. Defective data control
Replace Circuit Card 2.
circuit.
c. No processor command.
Replace Circuit Card 3.
a. Defective data control
Replace Circuit Card 2.
29. Exerciser will not repeat
circuit.
on error.
b. No processor command.
Replace Circuit Card 3.
Replace fuse
a. +5 Vdc #1 fuse
30. Exerciser will not write
(See paragraph 5-23).
(1A2A2F1) is blown
4K blocks.
b. Defective data control
Replace Circuit Card 2.
circuit.
c. Defective write data
Replace Circuit Card 5.
control circuits.
Replace fuse
a. +5 Vdc #1 fuse
31. Exerciser will not write
(See paragraph 5-23).
(1A2A2F1) is blown.
or read in block mode.
b. Incorrect processor
Replace Circuit Card 3.
commands.
Replace Circuit Card 1.
c. Defective format
generator circuit.
Replace Circuit Card 2.
d. Defective data control
circuit.
Replace fuse
a. +5 Vdc #1 fuse
32. Exerciser will not write
(See paragraph 5-23).
(1A2A2F1) is blown.
shifted ones.
Replace Circuit Card 3.
b. Incorrect processor
commands.
c. Defective write data
Replace Circuit Card 2.
control circuit.
d. Defective write data
Replace Circuit Card 6.
circuits.
5-6
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