Error Indication Table - Lexmark 4227-X00 Service Manual

4227-X00

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
Display Indication
631 Machine Check
Display RAM Error
632 Machine Check
System RAM Error
633 Machine Check
Timer Interrupt Error
636 Machine Check
NOVRAM Error
637 Machine Check
CA Drive Error
638 Machine Check
CA Drive Error
639 Machine Check
CA Drive Error
63B Machine Check
Key Scan Error
2-2
Service Manual
"Symptom Table" on page
Description / Action
Display RAM Read/Write Error. This error
is detected only during POST. Replace the
operator panel.
System RAM Read/Write Error.
Replace the main logic board and
"Bidirectional Print
adjust the
Adjustment" on page 4-4
"Printhead-to-Platen Gap Adjustment"
on page 4-2
.
Timer Interrupt Controller Error. Replace
the main logic board and adjust the
"Bidirectional Print Adjustment" on
page 4-4
. Check the
Platen Gap Adjustment" on page 4-2
Non-Volatile Memory Read/Write Error.
Replace the main logic board and adjust
"Bidirectional Print Adjustment" on
the
page 4-4
. Check the
Platen Gap Adjustment" on page 4-2
Home Timeout Error. Go to the
Drive Service Check" on page 2-14
Carrier Drive Error.
No emitter pulse detected. Go to the
"Carrier Drive Service Check" on page
2-14
.
Carrier Drive Error.
Carrier positioning error. Go to the
Drive Service Check" on page 2-14
Button Scanning Error.
"Operator Panel Service
Go to the
Check" on page 2-19
2-4.
. Check the
"Printhead-to-
"Printhead-to-
"Carrier
"Carrier
.
.
.
.
.