Lexmark X940e Service Manual page 140

7510-XXX
Error code or
message
904.00
Service
transfer belt
904.01
Service
transfer belt
904.02
Service
transfer belt
904.03
Service
transfer belt
904.04
Service
transfer belt
904.05
Service
transfer belt
904.06
Service
transfer belt
904.07
Service
transfer belt
905.00
Service engine
error
905.01
Service engine
error
2-26
MFP Service Manual
Error contents
Sensor (transfer belt HP) late
error
Transfer belt position failure
Sensor (transfer belt edge)
failure
Sensor (2nd transfer roll
retract HP) late error
Sensor (2nd transfer roll
retract HP) lag error
Sensor (CMY transfer roll
retract HP) late error
Sensor (CMY transfer roll
retract HP) lag or transfer belt
unit assembly missing.
CMY transfer roll retract
motor time out
NVM read/write cannot be
executed error
Marking device video error
Description/Action
The sensor (transfer belt HP) does not detect the
transfer belt home position in the specified time or
the transfer belt is damaged or torn in half.
The transfer belt cleaning assembly is missing.
If this error has occurred more than three times, it
must be reset inside diagnostic mode before
troubleshooting can begin or the machine can
operate.
Go to "904.00 Sensor (transfer belt HP) late
error" on page 2-133.
The transfer belt is out of correct position or the
transfer belt cleaning assembly is missing.
Go to Go to "904.01 Transfer belt position
failure" on page 2-133.
The sensor (transfer belt edge detect) is not
detecting the transfer belt edge properly.
"904.02 Sensor (transfer belt edge) failure"
Go to
on page 2-134.
The sensing area of the sensor (2nd transfer roll
retract HP) is not interrupted within the specified
time when the 2nd transfer roll is moving to the
home position.
"904.03 Sensor (2nd transfer roll retract
Go to
HP) late error" on page 2-135.
The sensing area of the sensor (2nd transfer roll
retract HP) remains interrupted within the specified
time when the 2nd transfer roll is moving from the
home position.
"904.04 Sensor (2nd transfer roll retract
Go to
HP) lag error" on page 2-136.
The sensing area of the sensor (CMY transfer roll
retract HP) is not interrupted within the specified
time when the CMY retract rolls are moving to the
home position.
Go to "904.05 Sensor (CMY transfer roll retract
HP) late error" on page 2-137
The sensing area of the sensor (CMY transfer roll
retract HP) remains interrupted within the specified
time when the CMY transfer roll is moving from the
home position.
Go to "904.06 Sensor (CMY transfer roll retract
HP) lag error" on page 2-138.
The CMY transfer roll retract motor has failed.
Go to "904.07 CMY transfer roll retract motor
time out" on page 2-138.
Engine NVM read/write has failed.
Go to "905.00 NVM read/write cannot be
executed error" on page
Internal processing error occurred in printer engine.
Go to "905.01 Marking device video error" on
page 2-139.
2-138.