Cyan Printhead Error; Black Printhead Error - Lexmark C920 Service Manual

5056-XXX

932 - Cyan Printhead Error

Step Questions/actions
1 Check to ensure that the cables between the LED
printhead and the printhead controller board as well as
the cables between the printhead controller board and
the printer controller board are properly connected.
Are they properly connected?
2 Replace the LED printhead for the affected color.
Did this resolve the problem?
3 Did replacement of the printhead controller board
resolve the problem?

933 - Black Printhead Error

Step Questions/actions
1 Check to ensure that the cables between the LED
printhead and the printhead controller board as well as
the cables between the printhead controller board and
the printer controller board are properly connected.
Are they properly connected?
2 Replace the LED printhead for the affected color.
Did this resolve the problem?
3 Did replacement of the printhead controller board
resolve the problem?
2-14
Service Manual
Yes No
Go to step 2. Properly connect
the cables.
Problem solved. Replace the
printhead
controller board,
and go to step 3.
Problem solved. Replace the
printer controller
board.
Yes No
Go to step 2. Properly connect
the cables.
Problem solved. Replace the
printhead
controller board,
and go to step 3.
Problem solved. Replace the
printer controller
board.