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2-22 Service Manual
5055-01x
985 - Transfer Belt Thermistor Error
986 - Transparency (OHP) Sensor Error
985 Service
Thermistor Error
Step
Questions /
Actions
Yes No
1 Are connectors
CN407 and CN408
on the sensor board
connected properly?
Go to step 2. Plug the connector
in securely.
2 Is connector CN29
on the printer
controller board
connected properly?
Replace the transfer
belt unit. If the
problem remains,
replace the printer
controller board.
Plug the connector
in securely.
986 Service
OHP Sensor
Step
Questions /
Actions
Yes No
1 Are connectors
CN15 (light emitting)
and CN7 (light
receiving) on the
printer controller
board connected
properly?
Go to step 2. Plug the connector
in securely.
Service.bk Page 22 Thursday, October 4, 2001 12:20 PM