201 Paper Jam - Lexmark C750 Service Manual

201 Paper jam

Step Action and questions
1 Remove fuser from printer, remove oiler housing from
fuser, and pivot the paper guide up.
Is paper jammed inside the fuser?
2 Check fuser entry guide for toner buildup.
Is toner built up on the fuser entry guide?
3 Check fuser exit sensor flag.
Does the flag rotate freely and return to normal position
when released?
4 Reinstall fuser and perform the
TEST" on page
Note: Use a spring hook to actuate the flag.
Does fuser exit sensor pass test?
5 Check the vacuum transport belts (VTB) for motion.
Observe the belt through the front door.
Are the belts on the VTB assembly turning?
6 Check the VTBs for wear or damage.
Are the belts worn or damaged?
7 Check the VTB plate for a buildup of debris.
Is there a debris buildup?
8 Does media move smoothly into the fuser from the
VTB?
"BASE SENSOR
3-29.
Yes No
Clear the jam. Go to step 2
Replace the fuser. Go to step 3
See "Fuser
assembly
removal" on
page 4-31.
Go to step 4 Replace the fuser.
See
assembly
removal" on
page
Go to step 5 Perform the
following in order:
1. Reseat the
connector J10
on the engine
board.
2. Replace the
fuser. See
"Fuser
assembly
removal" on
page
3. Replace the
LVPS. See
"Low voltage
power supply
(LVPS)
removal" on
page
4. Replace the
engine board.
See
board
removal" on
page
Go to step 6 Go to
transport belt
(VTB) removal"
on page 4-82
verify correct
installation.
Replace the VTB. Go to step 7.
See "Vacuum
transport belt
(VTB) removal"
on page 4-82.
Clean off the VTB Go to step 8
plate.
Call the next level Replace the
of support. "Vacuum
transport belt
(VTB) fan" on
page
Diagnostic information
5060-00x
"Fuser
4-31.
4-31.
4-38.
"Engine
4-29.
"Vacuum
to
4-73.
2-71