Lexmark 2591+ - Symptom Check Table; Abnormal Indications; Abnormal Noise Problems; Abnormal Print Operation Problems

2-4 Service Manual
2580+, 2581+, 2590+, 2591+
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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
Abnormal print operation problems
Auto Sheet Feeder 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 back on. If POST now runs correctly, the problem is in the computer
or interface cable.
Go to “POST service check” on page 2-15.
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 2-10.
During idling, abnormal noise comes
from the printer.
Abnormal noise when feeding paper
Abnormal noise during printing or POST
Go to “Abnormal noise service check” on page 2-9.
Symptom Action
Printer will not print, or become ready.
Abnormal operation, incorrect
characters, or incorrect line width
Printer is ready but will not print from the
computer correctly.
Undefined or incorrect character(s)
Be sure the interface cable is connected properly.
Go to “No print or abnormal print service check” on page 2-12.
Slow printing speed Go to “Print speed service check” on page 2-17.
Symptom Action
Auto Sheet Feeder does not feed paper.
Auto Sheet Feeder double feeds.
Auto Sheet Feeder has intermittent feed
problems.
Be sure Sheet Feed is enabled in the Setup mode.
Be sure the Paper Select lever is in the cut sheet position.
Go to “Auto Sheet Feeder (ASF) service check” on page 2-9.