Toshiba e-STUDIO2820C Service Handbook page 344

[CBF0] Paper positioning plate motor abnormality
MJ-1030
Is the paper positioning plate home position sensor (PI7) working normally?
NO
YES
Is the paper positioning plate drive mechanism normal?
NO
YES
1. Replacing the paper positioning plate motor (M4).
2. Replace the saddle stitcher controller PC board.
[CC00] Sensor connector abnormality
MJ-1030
Are the guide home position sensor (PI13), paper pushing plate home position sensor (PI14)
and paper pushing plate top position sensor (PI15) connected to the saddle stitcher controller
PC board?
NO
YES
Is the wiring between the sensors and the saddle stitcher correct?
NO
Is 5V DC being supplied from the connector pins J9-7, -10 and -13 on the saddle stitcher con-
troller PC board?
NO
YES
Are the connector pins J9-8, -11 and -14 on the saddle stitcher controller PC board correctly
connected to the ground?
NO
YES
End.
[CC10] Microswitch abnormality
MJ-1030
Are the front cover switch (MS31), inlet door switch (SW1) and delivery door switch (SW3) nor-
mal?
NO
YES
Measure the voltage between J704-1 (+) and J704-2 (-) on the finisher controller PC board. Is
it 24V?
NO
Is the wiring between J704 on the finisher controller PC board and J1 on the saddle stitcher
controller PC board correct?
NO
YES
Replace the saddle stitcher controller PC board.
e-STUDIO2820C/2830C/3520C/3530C/4520C
ERROR CODE AND TROUBLESHOOTING
Replace the sensor.
Fix the mechanism.
Connect them to the board.
Correct the wiring.
Replace the saddle stitcher controller PC board.
Replace the saddle stitcher controller PC board.
Replace the switches.
Replace the finisher controller PC board.
Correct the wiring.
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