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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
Replace fuse
33. No WRITE RESET light.
a. +5 Vdc #1 fuse
(See paragraph 5-23).
(1A2A2F1) is blown.
b. Defective WRITE RESET
Replace Circuit Card 2.
lamp.
c. Defective data control
Replace Circuit Card 2.
circuit.
d. Defective format
Replace Circuit Card 1.
generator write reset
circuit.
Replace fuse
a. +5 Vdc #1 fuse
34. Exerciser will not write
(See paragraph 5-23).
(1A2A2F1) is blown.
data.
b. Defective data control
Replace Circuit Card 2.
circuit.
Replace Circuit Card 5.
c. Defective write data
control circuit.
Replace Circuit Card 6.
d. Defective write data
circuit.
e. Defective processor
Replace Circuit Card 3.
commands.
Replace fuse
35. Exerciser will not select
a. +5 Vdc #2 fuse
the Transport (SELECT
(1A1A2F2) is blown.
(See paragraph 5-23).
1 through 4).
b. No select signal from
Replace Circuit Card 4.
Exerciser.
Replace Circuit Card 3.
c. Faulty processor
command.
Replace signal/control cable.
d. Defective control signal
cable to Transport.
Replace fuse
a. +5 Vdc #2 fuse
36. Transport will not
(See paragraph 5-23).
(1A1A2F2) is blown.
respond to REWIND
pushbutton switch.
Replace Circuit Card 4.
b. Defective REWIND
switch.
Replace Circuit Card 4.
c. Defective motion control
circuit.
Replace Circuit Card 3.
d. Defective processor
circuit.
5-7
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