Post Symptom Table - Lexmark OptraTM Service Manual

4026-0XX

POST Symptom Table

Symptom
POST completes except one or
more LEDs do not come on.
None of the LEDs come on.
The printer is dead (No LEDs
come on, no motor turns)
The fan does not come on.
The fuser lamp does not come on.
The polygon motor does not come
on.
The main drive motor does not
come on.
The paper feed gears do not turn.
The paper feed solenoid picks
and tries to feed paper.
The toner/print cartridge gears do
not turn.
2-12
Action
Go to the "Operator Panel Service
Check" on page 2-27.
Go to the "Operator Panel Service
Check" on page 2-27.
Go to the "Low Voltage Power Sup-
ply Service Check" on page 2-22.
Go to the "Fan Service Check" on
page 2-17
Go to the "Cold Fuser Service
Check" on page 2-18.
Replace the printhead assembly. If
this does not fix the problem, replace
the engine board.
Go to the "Main Drive Motor Service
Check" on page 2-25.
Go to the "Paper Feed Service
Check" on page 2-34.
Go to the "Paper Feed Service
Check" on page 2-34.
Go to the "Main Drive Motor Service
Check" on page 2-25.