MX-M700N SELF DIAG AND TROUBLE CODE 8 – 12
F1-38 Finisher/punch backup ROM trouble
F1-41 Finisher/saddle positioning plate
motor trouble
F1-42 Finisher/saddle guide motor trouble
F1-43 Finisher/saddle alignment motor
trouble
F1-44 Finisher/saddle bottom staple motor
trouble
F1-45 Finisher/saddle front staple motor
trouble
F1-46 Finisher/saddle push motor trouble
F1-51 Finisher/saddle sensor connector
connection trouble
F1-52 Finisher/micro switch trouble
Details Punch unit backup RAM data are garbled.
Section Finisher
Case 1 Cause Punch control PWB trouble
Malfunction caused by noises
Check and
remedy
Replace the punch control PWB.
Details The positioning motor HP sensor does not turn on
within 1.33sec after starting the motor.
The positioning motor HP sensor does not turn off
within 1sec after starting the motor.
Section Finisher
Case 1 Cause Finisher control PWB trouble
Malfunction caused by noises
Check and
remedy
Replace the finisher control PWB.
Details
It does not return to the home position within the
specified time from starting the guide motor.
The HP sensor does not turn off within the
specified time when shifting from the home
position to the specified position.
Section Finisher
Case 1 Cause Finisher control PWB trouble
Malfunction caused by noises
Check and
remedy
Replace the finisher control PWB.
Cause
Details When shifting to the home position, the home
position sensor does not turn on.
The HP sensor does not turn off within the
specified time when shifting from the home
position to the specified position.
Section Finisher
Case 1 Cause Finisher control PWB trouble
Malfunction caused by noises
Check and
remedy
Replace the finisher control PWB.
Details The home position sensor does not turn off within
the specified time after normal starting of the
motor.
The home positions sensor does not turn on within
the specified time after reverse starting of the
motor in recovery.
Section Finisher
Case 1 Cause Finisher control PWB trouble
Malfunction caused by noises
Check and
remedy
Replace the finisher control PWB.
Details The home position sensor does not turn off within
the specified time after normal starting of the
motor.
The home positions sensor does not turn on within
the specified time after reverse starting of the
motor in recovery.
Section Finisher
Case 1 Cause Finisher control PWB trouble
Malfunction caused by noises
Check and
remedy
Replace the finisher control PWB.
Details When moving to the home position, the home
position sensor does not turn on within the
specified time.
The push lead edge sensor does not turn on within
the specified time after shifting from the home
position.
When shifting from the home position to the lead
edge, the home position sensor does not turn off
within the specified time.
The lead edge sensor does not turn off within the
specified time when shifting from the lead edge
position to the home position.
The motor RPM at every 50msec falls below the
specified level.
The lead edge sensor does not turn on within the
specified time when shifting from the home
position to the lead edge position.
Section Finisher
Case 1 Cause Finisher control PWB trouble
Malfunction caused by noises
Check and
remedy
Replace the finisher control PWB.
Details The connector connection detection input of the
guide HP sensor is off.
The connector connection detection input of the
push lead edge sensor is off.
Section Finisher
Case 1 Cause Finisher control PWB trouble
Malfunction caused by noises
Check and
remedy
Replace the finisher control PWB.
Details With all cover PI (photo sensor) ON, the transport
cover MS is off fort 1sec continuously from starting
copying.
With all cover PI (photo sensor) ON, the front
cover MS is off fort 1sec continuously from starting
copying.
With all cover PI (photo sensor) ON, the paper exit
cover MS is off fort 1sec continuously from starting
copying.
Section Finisher
Case 1 Cause Finisher control PWB trouble
Malfunction caused by noises
Check and
remedy
Replace the finisher control PWB.
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