Lexmark X422 Laser MFP Service Manual page 53

Error code
941 – Image pipeline
942 – Scanner failure
943 – Scanner failure
944 – Scanner failure
945 – Scanner failure
946 – Scanner failure
Description
An error was detected
with the image pipeline
ASIC on the RIP card.
Communication failure.
RIP card cannot
establish
communications with
the scanner card.
Carriage mechanical
failure.
Lamp failure.
One or both of the
lamps failed, or the
CCD cable has failed.
CCD failure.
The CCD circuit on the
CCD carriage has
failed or the CCD cable
has a problem.
CCD calibration error.
Action
Observe debug data of
engine microcode.
Replace RIP card
assembly, if necessary.
Inspect the RIP–SCU
cable for proper
connection and
conductivity.
If the inspection
passes, replace the
SCU card.
Check the mechanical
movement of the CCD
carriage.
Replace the defective
component.
Check the CCD cable
for proper connection
and connectivity.
If inspection passes,
replace the CCD
carriage.
Perform the scanner
calibration process.
Check the CCD cable
for proper connection
and connectivity.
If inspection passes,
replace the CCD
carriage.
Diagnostic information
7001–001
2-15