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[CB70] Paper loading amount detection sensor abnormality
MJ-1030
1. Check if there is any abnormality with the mechanical section (sensor's actuator, etc.).
2. Check if the harness connecting the area sensor and the finisher controller PC board is
disconnected or open circuited.
3. Replace the area sensor.
4. Replace the finisher control PC board.
[CB80] Backup RAM data abnormality
MJ-1030
Is the problem solved by turning the power of the equipment OFF and ON?
YES
End.
NO
1. Replace the finisher controller PC board.
2. Replace the punch controller PC board.
[CB80] Backup RAM data abnormality
MJ-1031
Is the problem solved by turning the power of the equipment OFF and ON?
YES
End.
NO
Replace the finisher controller PC board.
[CB80] RAM abnormality
MJ-1101
Is the error recovered when the power of the equipment is turned OFF and then back ON?
YES
End.
NO
Replace the finisher control PC board.
[CB81] Flash ROM abnormality
MJ-1101
Is the error recovered when the power of the equipment is turned OFF and then back ON?
YES
End.
NO
1. Check if the conductor pattern on the finisher controller PC board is open circuited or short
circuited.
2. Replace the finisher control PC board.
e-STUDIO2020C/2330C/2820C/2830C/3520C/3530C/4520C
ERROR CODE AND TROUBLESHOOTING
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