Diagnostic information 2-5
7541-03x
One color missing
Contaminated background
Step Action and questions Yes No
1 Are the imaging units (photoconductors) properly
installed?
Go to step 2. Reinstall the
imaging units.
2
Is the photoconductor lock door properly closed on
both sides?
Go to step 3. Open and close
the
photoconductor
lock door
ensuring that t is
locked in place
on both ends.
3
Is the ribbon cable for the missing color’s LED
printhead properly connected to the printhead
controller board and LED printhead?
Go to step 4. Properly connect
the ribbon cable
on both ends.
4
Replace the LED printhead. Did this fix the problem? Problem resolved Go to step 5.
5
Are the contacts on the HVPS clean? Go to step. Clean the
contacts on the
HVPS.
6
Are the spring contacts on the sub frame damaged? Replace the
subframe.
Go to step 7.
7
Replace the HVPS. Did this fix the problem? Problem
resolved.
Contact your
second level
support.
Step Action and questions Yes No
1 Check the imaging units and toner supplies to see if
they are clean. Are they clean?
Go to step 2 Clean the
supplies.
Replace if
needed.
2
Check the imaging units for proper connection. Are
they installed properly?
Go to step 3. Reinstall the
imaging units.
3
Replace the HVPS. Dis this fix the problem? Problem resolved Contact your
second level
support.
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