Lexmark Optra W810 - Print Quality Service Checks; Black Page Service Check

2-36 Service Manual
4023-001
Print Quality Service Checks
Black Page Service Check
FRU Action
1 Printhead Unit
(PH)
The printer may have improper laser exposure.
Replace the printhead unit.
2 Fuser Frame
Resistor Board
(PWB-R1)
Replace the fuser frame resistor board (PWB-R1) if
necessary.
3 Printer Main
Engine Board
(PWB-A)
Replace the printer main engine board (PWB-A) if
necessary.