Temperature Humidity Sensor Error; Drive Motor Error; Fuser / Paper Exit Motor Error - Lexmark C925 Service Manual

136.xx Temperature humidity sensor error
Step Action and questions
1 Is CN4 on the engine board securely connected?
2 Replace the humidity sensor cable. Does this fix the
problem?
3 Replace the temperature humidity sensor. Does this fix
the problem?

140 Drive motor error

Step Action and questions
1 Are CN 17, 18, 19, and 20 on the engine controller
board properly connected?
2 Are the cables properly connected to the drive motors?
3 Replace the engine controller board. Did this fix the
issue?
4 Replace the defective supply item. Did this fix the
problem?

149.01 Fuser / paper exit motor error

Step Action and questions
1 Is the fuser / paper exit motor cable properly connected
to the motor and CN16 on the engine board?
2
Check the cable for continuity. Is there continuity?
3
Replace the paper exit/fuser motor. Did this fix the
problem?
4
Replace the engine board. Did this fix the problem?
5 Replace the printhead controller board. Did this fix the
issue?
Yes No
Go to step 2 Connect the
cable securely.
Problem solved. Go to step 3.
Problem solved. Replace the
printhead
controller board.
Yes No
Go to step 2. Connect the
cables to the
board.
Go to step 3. Connect the
cables to the
motors.
Problem solved Go to step 4.
Problem solved Replace the drive
motor for the
affected color.
Yes No
Go to step 2 Connect the
cables at both
ends.
Go to step 3. Replace the
fuser/paper exit
motor cable.
Problem solved. Go to step 4.
Problem solved. Go to step 5.
Problem solved. Contact your
second level
support.
Diagnostic information
5041-030
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