Gestetner B147 Service Manual page 243

SC No. Item
SC 746 Booklet finisher • The stapler/folder motor
stapler/folder
motor error
• The stapler/folder motor
• The stapler starts to staple
• The stapler/folder motor
• The home position sensor
SM
Definition
• Malfunction of the
starts. But the controller
does not receive the signal
• Loose connection of
from the encoder sensor
within 0.1 second.
• Loose connection of
starts to drive the stapler
unit, and the stapler switch
• Defective encoder
is on. But the controller
does not receive the signal
• Loose connection of
from the home position
sensor for 0.5 second.
• Defective stapler
the paper. But the controller
• Loose connection of
does not receive any signal
from the home position
sensor, and the stapler
• Defective stapler
switch is off.
• Loose connection of
starts to drive the folder
rollers. But the home
position sensor does not
• Defective folder-roller
turn off within 9.247
seconds.
does not turn on within
9.247 seconds after this
same sensor turns off.
Related
Possible Cause
SCs
stapler/folder motor
the stapler/folder
motor
the encoder sensor
sensor
the stapler switch
switch
the stapler home
position sensor
home position sensor
the folder-roller
home-position sensor
home-position sensor
4-41
Troubleshooting Procedure
1. Turn the main switch off and on.
2. Check the connection of the
stapler/folder motor.
3. Check the connection of the encoder
sensor.
4. Check the connection of the stapler
switch.
5. Check the connection of the stapler
home position sensor.
6. Check the connection of the folder-
roller home-position sensor.
7. Replace the stapler/folder motor.
8. Replace the encoder sensor.
9. Replace the stapler switch.
10. Replace the stapler home position
sensor.
11. Replace the folder-roller home-
position sensor.
SC TABLE
Type
B
B147/B149/B190