Table 5-9. The Lcd Displays Feed Jam For Lower Paper Cassette; Table 5-10. The Lcd Displays Paper Jam At Power On; Table 5-11. The Lcd Displays Paper Jam During Paper Feeding - Epson EPL-N1200 Service Manual

EPL-N1200 Service Manual

Table 5-9. The LCD Displays Feed Jam for Lower Paper Cassette

Cause
The paper take-up solenoid
coil of the lower paper
cassette may be open or
shorted.
The paper take-up roller in
the lower paper cassette may
be bad.

Table 5-10. The LCD Displays Paper Jam at Power On

Cause
The paper take-up sensor
flag position may be incorrect.
The paper exit sensor flag
position may be incorrect.
The paper take-up sensor
connector may be
disconnected.
The paper exit sensor
connector may be
disconnected.
The paper exit sensor may
be dead.
The paper take-up sensor
may be dead.

Table 5-11. The LCD Displays Paper Jam during Paper Feeding

Cause
The imaging cartridge may
not be installed.
The paper take-up roller
may be bad.
The image transfer roller
may be bad.
The fusing unit may be bad.
Rev. A
Step Checkpoint
Disconnect connector CN3
on PWB-B board and
check the coil resistance
between pin 1 and pin 2 on
the disconnected cable side
of the connector using a
multimeter.
1
Is the resistance
approximately 220 ohms?
If the coil is shorted, check
that the terminal between
emitter and collector of the
transistor Q1 is shorted.
2 —
Step Checkpoint
Is the paper take-up sensor
1
flag position OK?
Is the paper exit sensor flag
2
position OK?
Is the paper take-up sensor
3
connector disconnected?
Is the paper exit sensor
4
connector disconnected?
5 —
6 —
Step Checkpoint
Is the imaging cartridge
1
installed?
Does paper always jam in
2
paper take-up roller area?
Does paper always jam in the
3
image transfer roller area?
Does paper always jam in the
4
fusing unit?
Troubleshooting
Finding Solution
Replace the paper
No
take-up solenoid.
Replace the paper
Yes take-up solenoid
and PWB-B board.
Replace the paper
—
take-up roller.
Finding Solution
Reposition the
No paper take-up
sensor flag.
Reposition the
No paper exit sensor
flag.
Yes Connect it.
Yes Connect it.
— Replace it.
— Replace it.
Finding Solution
Install the imaging
No
cartridge.
Replace the paper
Yes
take-up roller.
Replace the image
Yes
transfer roller.
Yes Replace it.
5-5