Diagnostics—all models
Symptom tables
POST symptom table
Symptom
The main motor, cooling fan,
and fuser do not come on.
POST completes, except one or
more lights do not come on.
None of the lights come on.
Main motor does not come on.
Fan does not come on.
Fuser lamp does not come on.
Fuser lamp never turns off.
The paper feed picks and tries
to feed paper.
Printer symptom table
Symptom
Dead machine (no power).
Fan noisy or not working.
Action
See
"Cover interlock switch service
check" on page
See
"Operator panel service check
(models E238, E240, and E240n)" on
page
2-92.
See
"Operator panel service check
(models E238, E240, and E240n)" on
page
2-92.
See
"Main motor service check" on
page
2-91.
See
"Cooling fan service check" on
page
2-81.
See
"Cooling fan service check" on
page
2-81.
See
"Hot fuser service check" on
page
2-89.
See
"Paper feed service checks" on
page
2-94.
Action
See
"Dead machine service check"
on page
2-86.
See
"Cooling fan service check" on
page
2-81.
Diagnostics—all models
4511-xxx
2-85.
2
2-79