Toshiba e-STUDIO500P manual Paper out sensor flag

Tray x Empty displays when there is paper in the high-capacity feeder input tray

	FRU	Action
1	Paper out sensor flag	Check the paper out sensor flag for correct operation and installation.
		If correct, replace the high-capacity feeder system board. (The paper
2	Paper out sensor	out sensor is mounted on the high-capacity feeder system board.)
	(on option system board)

The elevator tray fails to stop at the correct position and continues to drive into the bottom frame

	FRU	Action
1	Lower limit switch	Check continuity of the lower limit switch. If incorrect, replace the
	Lower limit switch cable	switch. If correct, check the switch cable. If incorrect, replace the
		cable. If correct, replace the high-capacity feeder option control
		board.
2	High-capacity feeder	Disconnect the lower limit switch cable and check the voltage at J2-1
	control board	(orange). The voltage measures approximately +5 V dc. If incorrect,
		replace the high-capacity feeder option control board.

The elevator tray down button does not operate. The tray moves to the upper position

Service tip: Open the high-capacity feeder front door and check the black rubber bumper attached to the door switch spring. Be sure the rubber button is centered and not touching the sides of the hole or the switch will not function properly.

	FRU	Action
1	Lower limit switch	Check the lower limit switch to make sure it is not closed (normally
	Lower limit switch cable	open). If incorrect, replace the switch. Check the lower limit switch
	High-capacity feeder	cable for a short between pins 1 and 2. If incorrect, replace the cable.
	control board	If correct, replace the high-capacity feeder control board.

Paper from the high-capacity feeder input tray does not reach the pass thru sensor

Service tip: Be sure the paper in tray is within specifications.

	FRU	Action
1	Autocompensator	Check the autocompensator pick arm rollers for sign of glazing, toner
	assembly	or other buildup. Replace as necessary.
2	Wear strips	Check the wear strips for glazing or contamination. Replace as
		required. It is advisable to replace all four wear strips at the same
		time.

Diagnostic information 2-97