Lexmark 4059-XXX manual Fru

4059-XXX

990 Service Error, Envelopes fail to feed from the hopper.

	FRU	Action
1	D.C. Feed Motor Assembly	Check the motor and motor cable for
		any signs of loose wires or poor
		connections. Check to make sure
		the motor cable is connected to the
		envelope system board.
2	Envelope Feeder System	Check the voltage on J4-1. The
	Board	voltage measures approximately
		+24 V dc. If incorrect, replace the
		envelope system board, if correct,
		measure the voltage at J4-6. The
		voltage measures approximately
		+5 V dc. If incorrect, disconnect J4
		and measure the voltage again. If
		incorrect, replace the envelope
		feeder system board. If correct,
		replace the D.C. motor assembly.

260 Paper Jam displays, unable to clear and envelopes fail to feed from the hopper. Kick rolls ARE NOT rotating.

	FRU	Action
1	Main Drive Belt	Check the belt for correct installation
		and for signs of damage. Replace as
		necessary.
2	Gears	Check all the gears for correct
		installation and for signs of damage.
		Repair or replace parts as
		necessary.
3	Clutch Latch Assembly	Check the clutch latch assembly to
		make sure it moves freely.
4	Master Cam Gear Master/	Check the master cam gear and
	Kick Gear	master/kick gear to make sure they
		rotate together. If not, then the
		tenons on the master kick gear may
		be sheared off. If incorrect, replace
		the master kick gear.

2-434059 Service Manual