Lexmark C920 - Yellow Printhead Error; Magenta Printhead Error

Diagnostic information 2-13
5056-XXX
930 - Yellow Printhead Error
931 - Magenta Printhead Error
930 Service
Printhead Error
Step Questions/actions Yes No
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?
Go to step 2. Properly connect
the cables.
2
Replace the LED printhead for the affected color.
Did this resolve the problem?
Problem solved. Replace the
printhead
controller board,
and go to step 3.
3
Did replacement of the printhead controller board
resolve the problem?
Problem solved. Replace the
printer controller
board.
Step Questions/actions Yes No
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?
Go to step 2. Properly connect
the cables.
2
Replace the LED printhead for the affected color.
Did this resolve the problem?
Problem solved. Replace the
printhead
controller board,
and go to step 3.
3
Did replacement of the printhead controller board
resolve the problem?
Problem solved. Replace the
printer controller
board.