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5055-01x
994 - Density Sensor Error
Questions /
Step
Actions
1
Are connectors
CN406 and
CN407 on the
sensor board
connected
properly?
2
Is connector CN29
on the printer
controller board
connected
properly?
3
Did replacing the
density sensor fix
the problem?
2-24
Service Manual
Yes
Go to step 2.
Replace the density
sensor.
Go to step 3.
Problem solved.
No
Plug the connector in
securely.
Plug the connector in
securely.
Replace the printer
controller board.
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