General Lower Engine Error Fuse #4 - Lexmark X940e Service Manual

Step
2
Check the MPF/transport drive motor assembly cables and
any associated cables for damage.
Are the above components free from crimps and damage?
3 Perform a POR.
Does the error occur when the power is turned off/on?

902.06 General lower engine error fuse #4

Step
1 Perform a POR.
Does the error occur when the power is turned off/on?
2 Check the transfer belt steering motor assembly cables and
any associated cables for damage.
Are the above components free from crimps and damage?
3 Check the printhead shutter motor assembly cables and
any associated cables for damage.
Are the above components free from crimps and damage?
Check
Check
Yes
Go to step 3. Repair or replace
the appropriate
cable assemblies
or replace the
MPF/transport
drive motor
assembly.
Go to
transport drive
motor assembly
removal" on
page
Replace the lower Problem solved.
printer engine card
assembly.
Go to "Lower
printer engine
card assembly
removal" on
page 4-80.
Yes
Go to step 2. Perform several
print tests.
If the problem
remains, go to
step 2.
Go to step 3. Repair or replace
the appropriate
cable assemblies
or replace the
transfer belt
steering motor
assembly.
Go to
belt steering
motor removal"
on page
Go to step 4. Repair or replace
the appropriate
cable assemblies
or replace the
printhead shutter
motor assembly.
Go to
shutter motor
assembly" on
page
Diagnostic information
7510
No
"MPF /
4-105.
No
"Transfer
4-64.
"Printhead
4-67.
2-137