Lexmark 25**-100, Service Manual

Page: 23 / 188

Diagnostic information
2-3
25XX-100, -110
Error indication table
The following table describes the service check entries for the
printer error indication codes.
When an error indication changes after you have entered a service
check, you have an intermittent problem. If this occurs, leave the
service check and go to
“Symptom check table” on page 2-6 .
LED Status Alarm Action
Power
Ready
Tractor 2
Paper Out
Panel Lock
Font Lock ON
ON
ON
ON
ON
ON None POST
RAM, ROM Controller Error
Go to “POST service check” on
page 2-29 .
Power
Ready
Paper Out
Panel Lock ON
Blinking
Blinking
Blinking None Switch Scan Test Error
Go to “Operator panel service
check” on page 2-23 .
Power
Ready
Paper Out
Font Lock ON
Blinking
Blinking
Blinking None NVRAM Read/Write Error
Turn the printer off and then back
on. If you get the same error
during power-up, replace the logic
board and readjust the
bidirectional print adjustment. Go
to
“Bidirectional print
adjustment” on page 4-4 .
If the printer completes POST
successfully and eventually gets
the same error, go to
“Intermittent problem service
check” on page 2-20
.