Samsung SCX-4216F - Troubleshooting; Paper Feeding and Printing Malfunctions

7
7
7-1
Samsung Electronics
TROUBLESHOOTING
Service Manual
7. Troubleshooting
7.1 Paper Feeding Problems
7.1.1 Wrong Print Position
• Description Printing begins when the paper is in the wrong position.
Check and Cause Solution
A defective feed sensor actuator can caise incorrect timing. Replace the defective actuator
7.1.2 JAM 0
• Description
1. Paper has not exited from the cassette.
2. Jam-0 occurs if the paper feeds into the printer.
PTL
P
I
C
K
/
R
PR
CR
DR
SR
TR FR
Empty Sensor
OPC
L S U
Fuser
Toner Cartridge
EXIT
Sensor
Feed
Sensor
MP Sensor
Check and Cause Solution
1. Check the Solenoid by using DCU
diagnostic mode 06.
2. Check if the pad is loose due to bad
sealing of the side-pad.
3. Check the surface of the roller-pick-
up for foreign matter.
4. If continuous clusters occur, check
whether the assembly slot between
shaft-pickup and housing-pickup
become open or is broken away.
5. If the paper feeds into the printer
rand Jam 0 occurs, perform DCU to
check feed-sensor of the engine
board.
1. Replace the solenoid.
2. Replace the side-pad Assembly L or
R, if necessary.
3. Clean with soft cloth dampened with
IPA(Isopropyl Alcohol) or water.
4. Replace the Housing-Pickup and/or
Shaft-Pickup.