TM 5-6675-324-14
Table 3-5. DIRECT/GENERAL SUPPORT TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
21. DRUM DOES NOT ROTATE .
Copy counter is not connected.
Step 1.
Reconnect properly.
Main motor does not start when COPY START key is pressed.
Step 2.
(a) Repair defective leads to main motor.
(b) Replace main motor (paragraph 3-20.9).
No input to ac driver board.
Step 3.
(a) Repair leads to ac driver board.
(b) Replace connector.
Halogen lamp does not light during cassette or manual feed.
Step 4.
Replace ac driver board (paragraph 3-20.7).
Step 5.
Inputs to dc controller PC board are good, but there are no outputs.
Replace dc controller PC board (paragraph 3-20.10).
22. NO PAPER IS FED FROM CASSETTE.
Reed switch RS3 is defective.
Step 1.
Replace switch (paragraph 3-20.18).
No inputs or outputs to dc controller PC board.
Step 2.
(a) Repair leads.
(b) Replace connector.
Inputs are normal, but no output from dc controller PC board.
Step 3.
Replace dc controller PC board (paragraph 3-20.10).
3-117
