Lexmark C910 - Rip Fan Error; Main Unit Fan Error

2-6 Service Manual
5055-01X
917 - RIP Fan Error
918 - Main Unit Fan Error
917 Service
Fan Error
Step Questions / Actions Yes No
1
Is connector J5 on the
RIP board connected
properly?
Go to step 2.
Properly
connect J5.
2 Is 24 V dc present
between pins 1 and 3 of
connector J5 on the RIP
board?
Replace the RIP
fan.
Go to step 3.
3 Is 24 V dc present
between pin 80 of the
RIP/printer controller and
ground?
Replace the RIP
board.
Replace the
printer
controller
board.
Step Questions / Actions Yes No
1 Is +24 V present between
pins 1 and 3 on
connectors CN17 (upper
left fan) and CN5 (upper
right fan) on the printer
controller board?
Replace the failing
fan.
Replace the
printer
controller
board.