Oki B 2400 - Manual (Page 23)

Diagnostic Information 2-5
24xx
Symptom Check Table
1. Select the symptom that best describes the problem.
2. Perform the appropriate action before you go to the indicated
service check.
Abnormal Indications
Abnormal Noise Problems
Symptom Action
7 or more lights turn
on but do not turn
off.
The Power light is
on, but POST will
not run.
Disconnect the interface cable from the printer and
turn the printer off and then on. If POST now runs
correctly, the problem is in the computer or
interface cable.
Go to “POST Service Check” on page 2-26.
Symptom Action
During POST,
abnormal noise
comes from the
carrier. Check the ribbon cartridge for binds or damage.
Go to “Carrier Service Check” on page 2-16 .
During idling,
abnormal noise
comes from the
printer.
When feeding paper,
abnormal noise is
created.
During printing or
POST, abnormal
noise is created.
Go to “Abnormal Noise Service Check” on
page 2-13.