Gestetner B070 Service Manual page 353

SC724: Finisher Staple Hammer Motor Error
Definition [B]
Stapling does not finish within the specified time (450 ms) after the staple hammer
motor turned on.
Possible Causes
• Staple jam
• Overload because number of sheets exceeds the limit
• Staple hammer motor (B478)/stapler motor (B468) defective
• Poor motor cable connection
SC725: Finisher Stack Feed-out Motor Error
Definition [D]
The stack feed-out belt HP sensor does not activate within the specified time after
the stack feed-out belt motor turned on.
Possible Causes
• Stack feed-out HP sensor defective
• Poor stack feed-out belt motor cable connection
• Stack feed-out belt motor defective
• Finisher main control board
• Motor overload
SC726: Finisher Shift Motor Error (B478 only)
Definition [D]
The shift tray half-turn sensor status does not change within 1 second after the shift
motor turns on.
Possible Causes
• Shift tray half-turn sensor defective
• Poor shift tray half-turn sensor connection or defective harness
• Shift motor defective
• Finisher main control board defective
• Motor overload
SM
CÓPIA NÃO CONTROLADA
4-33
CÓPIA NÃO CONTROLADA
SERVICE CALL CONDITIONS
B070/B071