Error Indication Table - Lexmark 2390 003 - B/W Dot-matrix Printer Service Manual

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
Indication
LED Status
Power ON
Ready ON
Paper ON
Font ON
Pitch ON
Alt ON
Others ON
LED Status
Power ON
Ready ON
Paper ON
Font ON
Pitch ON
Alt ON
Others OFF
2-2
"Symptom/Check Table" on page
Alarm Action
None Post Error
Go to
2-31.
None RAM, ROM, Timer Interrupt Controller
Error
Turn the machine off and then on. If you
get the same error during power-up,
replace the main logic board and
readjust the bidirectional print
adjustment. If the printer completes
POST successfully and eventually gets
the same error, go to
Problem Service Check" on page
"POST Service Check" on page
"Intermittent
2-6.
2-20.