Ricoh B079 Service Manual page 216

SERVICE CALL CONDITIONS
SC740: 1,000-sheet finisher error in finisher area
- Definition – [D]
Note: When this SC is displayed, check SP7-902 (SC detail). The first 2 digits
indicate the type of error.
Example: 740 0100000000000000
01: Shutter movement error
1) The shutter position switch does not turn on within 1 s after the transport
motor starts to turn in reverse.
2) The shutter sensor does not deactivate within 1 s after the transport motor
starts to turn in reverse.
3) The shutter position switch is off when the shift tray safety switch is off.
- Possible causes -
• Transport motor defective
• Shutter position switch defective
• Shift tray safety switch defective
02: Exit motor error
1) After the exit motor turns on, the exit motor sensor does not send the proper
signal to the finisher board.
2) The exit motor sensor does not send the clock signal to the finisher board for
certain period while the exit motor is on.
- Possible causes -
• Exit motor defective
• Exit motor sensor defective
03: Upper exit plate movement error
1) The upper exit guide 2 switch does not turn on within 1s after the guide plate
motor turns on.
2) The upper exit guide sensor does not activate within 1s after the guide plate
motor turns on.
3) The upper exit guide 2 switch does not turn on when the shift tray safety
switch is off.
- Possible causes -
• Guide plate motor defective
• Upper exit guide 2 switch defective
B079/B082
CÓPIA NÃO CONTROLADA
4-18
CÓPIA NÃO CONTROLADA
SM