Dell 1815DN service manual 3 JAM, 4 JAM

Troubleshooting

7.1.3 JAM 1

1.Recording paper is jammed in front of or inside the fuser .

•Description 2. Recording paper is stuck in the discharge roller and in the fuser just after passing through the Actuator-Feed.

	L S U
Fuser	CR	Toner Cartridge
		DR
EXIT	OPC	SR
Sensor	PR
	TR	PTL Feed		MP Sensor
		Sensor		FR
				R/
			PIC	K

Empty Sensor

Check and Cause	Solution
1. If the recording paper is jammed in	1. Replace the HVPS, it necessary.
front of or inside the fuser, cheek.
(The feed sensor Nith diagnostic
mode the exit.)

7.1.4 JAM 2

1.Recording paper is jammed in front of or inside the fuser .

•Description 2. Recording paper is stuck in the discharge roller and in the fuser just after passing through the Actuator-Feed.

	L S U
Fuser	CR	Toner
		DR
EXIT	OPC	SR
Sensor	PR
	TR	PTL Feed
		Sensor F
		K	/R
		PIC

Empty Sensor

Check and Cause	Solution
1. If the paper is completely fed out of	1. Check if the exit sensor actuator is
the printer, but Jam 2 occurs	defective.
: Exit sensor is defective.	• Check if the actuator exit is deformed
• After the paper is completely dis -	(Check if the lever part is deformed
charged, actuator Exit should return	in shape).
to the original position to shut off the	• Check whether burrs occur in the
photo-sensor. Sometimes it takes	assembly part of the actuator exit or
longer than it should and does not	not and if the actuator is smoothly
return.	operated.
	• Check if foreign matters and wire get
	caught in the actuator exit's operation.
2. If the paper is rolled in the Fuser Roller:	2. If the paper is stuck in the fuser : dis -
• This occurs when a Guide claw is	assemble the fuser and remove the
broken away or transformed.	jammed paper, and clean the surface
• It occurs when the Guide slaw spring	of the pressure roller with dry gauze.
is broken away or transformed.
• It occurs when the Heat-Roller or
Pressure-Roller is seriously contami -
nated with toner powder.
3. Paper is accordion jammed in fuser.	3. Remove the jammed paper after disas-
	sembling the fuser : Clean the surface
	of the pressure roller with dry gauze.
	• Remove the toner particles stained
	on the rib.
	• Check the assemblage and perfor-
	mance of the exit.

7-2Service Manual