Oki 2400 manual Post Service Check

24xx

	FRU	Action
2	Pull Tractor	A failed pull tractor sensor can cause
	Sensor	Load/Unload to malfunction.
		With the tractor in the push position:
		• Press Load/Unload several times while
		alternately holding down and releasing the
		left pull tractor actuator. The paper should
		not park or load when the pull tractor
		actuator is held down.
		• If the paper does park or load with the pull
		tractor actuator held down, go to “Pull
		Tractor Sensor Service Check” on
		page 2-31.

POST Service Check

	FRU	Action
1	Cables	A faulty interface cable can cause a POST
		error. Disconnect the interface cable from the
		printer and turn the printer off and then on.
		Check the connections of the power cable to
		the logic board.
		Check the condition and continuity of the
		operator panel cable.
2	Code Module	Turn the printer off and then on. If you get the
		same error during power-up, verify the code
		module on the logic board is correctly installed.
3	Logic Board	Replace the logic board if necessary and reset
		“Bidirectional Print Adjustment” on
		page 4-4.

2-26Service Manual