Toshiba e-STUDIO520 Service Handbook page 411

[EAA0] Power-ON Jam
Is there any paper remaining on the transport path in the finisher or saddle stitcher section?
YES
NO
Is any of the connectors J10, J13 and J9 on the saddle stitcher controller PC board discon-
nected?
Is the harness connecting the saddle stitcher controller PC board and No.1 paper sensor
(PI18S) open-circuited?
Is the harness connecting the saddle stitcher controller PC board and No.2 paper sensor
(PI19S) open-circuited?
Is the harness connecting the saddle stitcher controller PC board and No.3 paper sensor
(PI20S) open-circuited?
Is the harness connecting the saddle stitcher controller PC board and vertical path paper
sensor (PI17S) open-circuited?
Is the harness connecting the saddle stitcher controller PC board and delivery sensor
(PI11S) open-circuited?
YES
NO
Is the No.1 paper sensor working properly? (Check the movement of the actuator.)
Is the No.2 paper sensor working properly? (Check the movement of the actuator.)
Is the No.3 paper sensor working properly? (Check the movement of the actuator.)
Is the vertical path paper sensor working properly? (Check the movement of the actuator.)
Is the delivery sensor working properly? (Check the movement of the actuator.)
l NO
l
YES
Replace the saddle stitcher controller PC board.
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Remove the paper.
Connect the connectors securely. Replace the harnesses.
1) Connect the connectors of the sensors securely.
2) Attach the actuators securely if their shafts are out of place.
3) Replace the sensors.
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e-STUDIO520/523/600/603/720/723/850/853
TROUBLESHOOTING
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