Symptom Tables; Post Symptom Table - Dell 2330d - Laser Printer B/W Service Manual

Error
984.xx Invalid command parameter received by the specidied
device
990.xx An equipment check condition has occurred in the
specified device, but the device is unable to identify the
exact component failure.
991.xx The specified device has detected an equipment check
in its system card.

Symptom tables

POST symptom table

Symptom
The main motor, cooling fan, and fuser do not come
on.
POST completes, but the LCD does not come on.
Main motor does not come on.
Fan does not come on.
Fuser does not cycle.
Fuser does not turn on and off.
The paper feed picks and tries to feed media.
Note: Investigate any displayed codes before proceeding with these symptoms. For example, a missing toner cartridge will
prevent POST from completing.
2-20
Description
Action
See
See
See
See
See
See
See
Call the next level of support.
"Cover interlock switch service check" on page
"Operator panel service check" on page
"Main motor service check" on page
"Cooling fan service check" on page
"Fuser service check" on page
"Fuser service check" on page
"Paper feed service checks" on page
Action
2-23.
2-27.
2-26.
2-23.
2-25.
2-25.
2-27.