Paper Jam In Finishing Tray Section - Toshiba MJ-1104 Service Manual

[CB12] Buffer roller drive motor (M4) abnormality
Is there any mechanical problem when the buffer roller is rotated?
YES Fix the drive mechanism.

NO
Is the harness between the buffer roller drive motor (M4) and the CN11 of the finisher control PC
board (FIN) disconnected or open circuited?
l YES • Reconnect the connector securely if there is any disconnection.
• Replace the harness if open circuited.

NO
1. Replace the buffer roller drive motor (M4).
2. Replace the finisher control PC board (FIN).
[CB14] Paper pusher arm motor (M10) abnormality
Is there any mechanical problem when the paper pusher cam is rotated?
YES Fix the drive mechanism.

NO
Is the harness between the assist arm motor (M10) and the CN13 of the finisher control PC
board (FIN) disconnected or open circuited?
l YES • Reconnect the connector securely if there is any disconnection.
• Replace the harness if open circuited.

NO
1. Replace the buffer roller drive motor (M10).
2. Replace the finisher control PC board (FIN).
6.1.4

Paper jam in finishing tray section

[EA25] Paper transport jam in Finisher (after paper stack was exited)
Is there any paper remaining on the transport path in the finisher or equipment?
YES Remove the paper.

NO
Is there any mechanical problem when the actuator of the finishing tray paper detection sensor
(S12) is moved?
YES Fix the mechanism.

NO
Is there a disconnection of the connector, incorrect installation or breakage of the finishing tray
paper detection sensor (S12)?
l YES • Reconnect the connector securely if there is any disconnection.
l
• Reinstall the sensor correctly if there is any incorrect installation.
• Replace the sensor if there is any breakage.

NO
Is the harness between the finishing tray paper detection sensor (S12) and the CN18 of the fin-
isher control PC board (FIN) disconnected or open circuited?
l • Reconnect the connector securely if there is any disconnection.
YES
• Replace the harness if open circuited.

NO
Replace the finisher control PC board (FIN).
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MJ-1103/1104
TROUBLESHOOTING
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