Gestetner B147 Service Manual page 242

SC TABLE
SC No. Item
SC 745 Booklet finisher • The stack-tray-belt home-
stack-tray exit
motor error
• The stack-tray-belt home-
B147/B149/B190
Definition
• Defective stack-tray
position sensor does not
turn off within 394
• Loose connection of
milliseconds after the stack-
tray exit roller starts to drive
the belts. → The stack-tray
• Defective stack-tray-
exit motor retries to drive
the belts, but the stack-tray-
belt home-position sensor
• Loose connection of
still does not turn off within
another 394 milliseconds.
position sensor does not
turn on within 1,084
milliseconds after the same
home-position sensor turns
off. → The stack-tray exit
motor retires to drive the
belts, but the stack-tray belt
home-position sensor still
does not turn on within
another 1,084 milliseconds.
Related
Possible Cause
SCs
exit motor
the stack-tray exit
motor
belt home-position
sensor
the stack-tray-belt
home-position sensor
4-40
Troubleshooting Procedure
1. Turn the main switch off and on.
2. Check the connection of the stack-
tray exit motor.
3. Check the connection of the stack-
tray-belt home-position sensor.
4. Replace the stack-tray-belt home-
position sensor.
5. Replace the stack-tray exit motor.
Type
B
SM