Lexmark 4059-XXX manual Diagnostic Information

4059-XXX

Paper size switch not selecting paper size that is selected.

	FRU	Action
1	Paper Size Switch	Check for continuity between the
	High Capacity Feeder	common pin (J5-1) and the pin of the
	Option Control Board	paper size selected.
		J5-1 (Black): Common Lead
		J5-2 (Blue)B5
		J5-3 (Green) Executive
		J5-4	(Yellow) A4
		J5-5	(Orange) Letter
		J5-6	(Red) Legal
		J5-7	(Brown) A5
		If any position does not measure
		continuity when selected, replace
		the paper size switch assembly. If
		the switch assembly is operating
		correctly, replace the high capacity
		feeder option control board.

24X Paper Jam Check Tray X Message displays when Tray X is empty. No Tray X Message displays.

	FRU	Action
1	High Capacity Feeder	Check the voltages on the board at
	Option Control Board	J4-1(red) and J4-3 (blue). The
		voltages measure approximately
		+5 V dc. If incorrect, disconnect J4
		from the board and measure the
		voltages again. If incorrect, replace
		the high capacity feeder option
		control board.
2	Elevator Top Optical	Check the continuity of the sensor
	Sensor Cable	cable. If incorrect, replace the cable.
	Elevator Top Optical	If correct, replace the top optical
	Sensor	sensor assembly.

Diagnostic Information 2-70