Toshiba MJ-1027 Service Manual page 84

7. Stapling Tray Sensor Stationary Jam
The sheet does not move past the stapling tray sensor 1 sec after the delivery motor (M2) turned
on.
Jam check
Stapling tray
sensor (PI4)
Delivery motor (M2)
8. Timing Jam
The inlet sensor (PI1) detects a sheet before the delivery signal is received from the host ma-
chine.
9. Staple Jam
When the staple motor (M6) is rotating clockwise, the staple home position sensor (PI22) does
not turn on within 0.5 sec. after it has turned off. However, the sensor turns on within 0.5 sec. after
the motor has been rotated counterclockwise.
10. Power-On Jam
One of the inlet sensor (PI1), delivery sensor (PI3), buffer path paper sensor (PI4) or buffer path
inlet paper sensor (PI17) detects paper at power-on.
11. Door Open Jam
One of the joint sensor (PI15), door open sensor (PI16) or door switches (MS1) detects the
cover open during operation (including front door switch (MS2P) when the optional puncher unit is
mounted).
12. Punch Jam (with the use of Hole Punch Unit)
The punch home sensor (PI3P) does not turn on again within 200 msec after turning off.
13. Stay Jam Caused By Finisher Start Signal OFF
The finisher start signal is turned OFF in the host machine while paper is being fed in the
finisher.
CHAPTER 2 FINISHER UNIT BASIC OPERATION
1 sec
Normal
Figure 2-264
Jam check
Stapling tray
sensor (PI4)
Delivery motor (M2)
1 sec
Jam
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