Lexmark 4444-101 Service Manual page 23

Error
Name
Code
010B Printhead Error
0302 NVRAM R/W
0303 Memory Failure
0304 Hardware Failure
0305 ROM_Checksum_Failure
0306 Paper System Failure
Description
The printhead has an error.
An error was detected in
reading or writing NVRAM.
Unable to initialize memory.
General hardware failure
(unable to localize failure to a
specific system).
Corrupted ROM.
The DC paper feed system fails
to initialize or calibrate.
Lexmark Pro700 Series
Action
Technical Support Center:
Reinstall the print tanks. If the error is still
there, then replace the print tanks. Check
the printhead contacts to be sure that they
are clean.
Service:
Reinstall the print tanks. If the problem
remains, then clean the contacts on the
printhead. If the problem persists, then
replace the printhead.
Technical Support Center:
Replace the All-In-One.
Service:
Replace the system board. See
board removal" on page
Technical Support Center:
Replace the All-In-One.
Service:
Replace the system board. See
board removal" on page
Technical Support Center:
Replace the All-In-One.
Service:
Replace the system board. See
board removal" on page
Technical Support Center:
Unplug the All-In-One from the wall outlet;
wait a few seconds, then plug the All-In-
One back in and turn the power on.
Service:
Replace the system board. See
board removal" on page
Technical Support Center:
Unplug the All-In-One from the wall outlet;
wait a few seconds, then plug the All-In-
One back in and turn the power on.
Service:
Replace the system board. See
board removal" on page
Diagnostic information
"System
4-21.
"System
4-21.
"System
4-21.
"System
4-21.
"System
4-21.
2-3