General Lower Engine Error Fuse #2 - Lexmark C935 Service Manual

5057-XXX
Step
4 Perform a POR.
Does the error occur when the power is turned off/on?
902.03 General lower engine error fuse #1
Step
1 Perform a POR.
Does the error occur when the power is turned off/on?
2 Check the duplex 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?

902.04 General lower engine error fuse #2

Step
1 Perform a POR.
Does the error occur when the power is turned off/on?
2-66
Printer Service Manual
Check
Check
Check
Yes
Replace the upper Problem solved.
printer engine card
assembly.
Go to "Upper
printer engine
card assembly
removal" on
page 4-90.
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
duplex unit
assembly.
Go to "Duplex
unit assembly
removal" on
page 4-10.
Replace the lower Problem solved.
printer engine card
assembly.
Go to "Lower
printer engine
card assembly
removal" on
page 4-93.
Yes
Go to step 2. Perform several
print tests.
If the problem
remains, go to
step 2.
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