Dell 1815dn Service Manual - Page 94

Troubleshooting, Paper Feeding Problems

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77. Troubleshooting 7.1 Paper Feeding Problems Troubleshooting 7.1.1 Wrong Print Position • Description Printing begins when the paper is in the wrong position. Check and Cause A defective feed sensor actuator can cause incorrect tim ing. Solution 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 . Fuser EXIT Sensor PR L S U CR OPC Toner Cartridge DR SR PTL Feed MP Sensor TR Sensor FR Check and Cause 1. Check the Pickup Solenoid by using Engine Test Mode : Diagnostic Mode. Solution 1. Replace the solenoid. K /R P IC Empty Sensor 2. Check if the friction pad is loose in the paper tray. 2. Replace the holder pad Assembly or if necessary. 3. Check the surface of the roller-pickup for foreign matter. 3. Clean with soft cloth dampened with IPA(Isopropyl Alcohol) or water. 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, cheek diagnostic mode to check feed-sensor of the engine board. 4. Replace the Roller-Pickup Ass'y. Service Manual 7-1

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Troubleshooting
Service Manual
7-1
7
7
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 cause incorrect tim -
ing.
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 Pickup Solenoid by using
Engine Test Mode : Diagnostic Mode.
2. Check if the friction pad is loose in
the paper tray.
3. Check the surface of the roller-pickup
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, cheek diagnostic
mode to check feed-sensor of the
engine board.
1. Replace the solenoid.
2. Replace the holder pad Assembly or if
necessary.
3. Clean with soft cloth dampened with
IPA(Isopropyl Alcohol) or water.
4. Replace the Roller-Pickup Ass’y.