Lexmark Jetprinter 4079-00 series, Service Manual

Page: 36 / 183

2-18
4079-00X
Hard Disk Service Check
Head Cap Position Service Check
Turn on the printer and observe the purge motor. If the motor does
not run, go to the
“Purge Unit Service Check” on page 2-45 .
FRU Action
1 Hard Disk Inter-
face Card Be sure the hard disk interface card is correctly
installed and not damaged.
2 Hard Disk Enter the Controller Diagnostic Menu
Select Disk Menu and run the Quick Disk Test. If you
get a failure, replace the hard disk.
If you do not have the disk menu in the Diagnostic
Menu, check for proper installation of the hard disk
and the hard disk interface card.I
Symptom
Explanation Conditions That Could Cause This
Symptom
You have an error
code or a purge
motor or purge sen-
sor failure. • Purge motor
• Purge sensor, cable assembly
• Purge assembly
• Left connector cable
• Logic board
FRU Action
1 Purge Sensor
Cable Assembly 1. Center the heads. See “Printhead Uncapping and
Carriage Centering” on page 4-9 .
2. Turn off the printer.
3. Remove the purge assembly and lay it on its side.
Use absorbent material to protect from leaking
ink.
4. Check the sensor on the bottom of the purge
assembly. If it is broken, or has dirty contacts,
replace it.