Lexmark 4227 - Forms Printer B/W Dot-matrix Service Manual page 26

4227-300
Display Indication
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
63C Machine Check
Auto Gap Error
63D Machine Check
Tractor 2 HP Error
63E Machine Check
Head Thermal Error
63F Machine Check
Option RAM Error
640 Machine Check
CA Thermal Error
2-2
Service Manual
Description/Action
Timer Interrupt Controller Error. Replace
the main logic board and perform the
"Bidirectional print adjustment" on
page 4-3
. Check the
platen gap adjustment" on page 4-2
Non-Volatile Memory Read/Write Error.
Replace the main logic board and perform
"Bidirectional print adjustment" on
the
page 4-3
. Check the
platen gap adjustment" on page 4-2
Home Timeout Error. Go to the
drive service check" on page 2-15
Carrier Drive Error.
No emitter pulse detected. Go to the
"Carrier drive service check" on page
2-15
.
Carrier Drive Error.
Carrier positioning error. Go to the
"Carrier drive service check" on page
2-15
.
Button Scanning Error.
"Operator panel service
Go to the
check" on page 2-20
Auto Gap Error.
"Auto Gap service check" on
Go to the
page 2-11
.
Tractor 2 Home Position Error.
"Tractor 2 service check" on
Go to the
page 2-31
.
Head Thermal Sensor Error.
"Print wire drive failure
Go to the
service check" on page 2-28
Option RAM Read/Write Error.
Replace the 32Kb Memory Module.
Carrier Thermal Sensor Error.
"Carrier drive service check"
Go to the
on page 2-15
.
"Printhead-to-
"Printhead-to-
"Carrier
.
.
.
.
.