General Lower Engine Error Fuse #2; General Lower Engine Error Fuse #3 - Lexmark X940e Service Manual

7510

902.04 General lower engine error fuse #2

Step
1 Perform a POR.
Does the error occur when the power is turned off/on?
2
Check the transfer belt drive motor assembly cables and
any associated cables for damage.
Are the above components free from crimps and damage?
3
Check the laser diode power card assembly cables and any
associated cables for damage.
Are the above components free from crimps and damage?
4 Replace the transfer belt unit assembly. Go to
belt unit assembly removal" on page
Does the error occur when the power is turned off/on?

902.05 General lower engine error fuse #3

Step
1
Perform a POR.
Does the error occur when the power is turned off/on?
2-136
Service Manual
Check
"Transfer
4-16.
Check
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 drive
motor assembly.
Go to
belt drive motor
assembly
removal" on
page
Go to step 4. Repair or replace
the appropriate
cable assemblies
or laser diode
power card
assembly.
Go to
diode power card
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.
No
"Transfer
4-82.
"Laser
4-83.
No