Rap 02:Paper Feed Jam Alarm - OKIDATA OL400 Service Manual

RAP 02:Paper Feed Jam Alarm

START
Does a JAM alarm occur when the power is turned ON?
NO Go to A
YES Is the paper at the resist sensor?
YES
NO
A
Is the paper actuating the resist sensor lever?
YES Run the Engine Drive Test. Does the resist roller turn?
NO Replace the paper feed assembly.
NO
END
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Remove the paper.
Is the JAM alarm cleared by overriding the resist sensor on the engine
controller circuit board?
YES Check the resist sensor lever for normal operation.
NO Replace the engine controller circuit board.
Replace the engine controller board.
Service Guide OL400
Chapter 4 Failure & Repair Analysis
Page: 77