Paper Jam 20, Paper Deck Tray Or Feeder; Paper Jam 20 - Lexmark Optra N 4040 Service Manual

4040

Paper Jam 20, Paper Deck Tray or Feeder

FRU
1 • Tray 1, 2
• Pick-Up
Unit Paper
Sensor
(PS2)

Paper Jam 20

FRU
1 Tray 3
2 • PS32
• PS31
3 Pick-up Unit
Paper Sensor
(PS2)
Action
Check PS2 pick-up unit paper sensor J219 on the
system board, pin 8 (+5V) to ground. You should
see a lower reading when the sensor detects paper.
You can actuate this sensor by sliding a sheet of
paper up the paper deck inlet to the printer. If the
reading is incorrect, replace PS2 (11-48).
If the reading is correct, and you still have a jam,
check all actuators for the pick-up unit. If you still
have a problem, the paper pick-up board (11-41)
may be defective or you may have a mechanical
problem. Before you replace the pick-up board, go
to the "Pick-Up Assembly Paper Jams Service
Check" on page 2-51
mechanical problem.
Action
If the paper has not entered the paper deck feeder,
go to the "Paper Deck Registration Roller Service
Check" on page 2-58.
If the paper is in the paper deck feeder, check
PS32, J207-6 (+5V) and PS31, J207-3 (+5V) on
the paper deck drive board for a lower reading
when the sensor detects paper. Replace as neces-
sary (PS32, 28-33 and PS31, 28-35).
If paper is in the printer, check PS2 pick-up unit
paper sensor J219 on the system board, pin 8
(+5V) to ground. You should see a lower reading
when the sensor detects paper. You can actuate
this sensor by sliding a sheet of paper up the paper
deck inlet to the printer. If the reading is incorrect,
replace PS2 (11-48).
If the reading is correct, and you still have a jam,
check all actuators for the pick-up unit. If you still
have a problem, replace the paper pick-up board
(11-41). If you think you may have a mechanical
problem go to the
Service Check" on page
to determine if you have a
"Pick-Up Assembly Paper Jams
2-51.
Diagnostic Information 2-47