TM 5-6675-324-14
Table 3-5. DIRECT/GENERAL SUPPORT TROUBLESHOOTING - Cont
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
27. HALOGEN LAMP DOES NOT LIGHT - Cont
Normal input, but no output from dc controller PC board.
Step 9.
28. BLANK EXPOSURE SHUTTER DOES NOT OPERATE .
Step 1.
With power off, blank exposure shutter does not move.
Step 2.
No input to connector PC board.
Replace connectors J54 and J402.
Step 3.
No input to dc controller PC board.
Replace connector.
Step 4.
No output from dc controller board.
Step 1.
No input on J413 during copying operations.
(a) Replace defective wire.
Step 2.
Connector PC board is defective.
Step 3.
Dc controller board is defective.
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