Fuji Xerox DocuCentre SC2020 Service Manual page 90

DC SC2020
Version 1.1
Rotation abnormality of the Sub Motor.
Procedure
Enter CE Mode and turn Digital Output[042-003] ON.. Does the Sub Motor rotate?
Y N
Check the power supply line of the Sub Motor (+24VDC).. Is the Sub Motor power supply nor-
mal?
Y N
Check the power supply circuit to the Sub Motor.
Turn OFF the power and check the following:
• Disconnection, shortage or contact failure of wire between Sub Motor
J412.
• Disconnection, shortage or contact failure of wire between DRIVE PWB
• The Drive Gear for wear, damage, and bearing blockage.
• Load towards the Sub Motor.
If no problem is found, replace the following parts in sequence:
• Sub Motor (PL 3.4)
• DRIVE PWB (PL 18.2)
Press [Stop] and turn OFF the power. Check for disconnection, shortage or contact failure of wire
between Sub Motor J209-6 and DRIVE PWB J412-3.
If no problem is found, replace the following parts in sequence:
• DRIVE PWB (PL 18.2)
• ESS PWB (PL 18.2)
• Sub Motor (PL 3.4)
042-327 Fusing Motor Fail
BSD-ON:CH10.1
Rotation abnormality of the Fusing Motor.
Procedure
Enter CE Mode and turn Digital Output[042-005] ON.. Does the Fusing Motor rotate?
Y N
Check the power supply line of the Fusing Motor (+24VDC).. Is the Fusing Motor power supply
normal?
Y N
Check the power supply circuit to the Fusing Motor
Turn OFF the power and check the following:
• Disconnection, shortage or contact failure of wire between Fusing Motor
PWB J411.
• Disconnection, shortage or contact failure of wire between DRIVE PWB
• The Drive Gear for wear, damage, and bearing blockage.
• Load towards the Fusing Motor.
A
05/2014
2-68
A
If no problem is found, replace the following parts in sequence:
• Fusing Motor
• DRIVE PWB
Press [Stop] and turn OFF the power. Check for disconnection, shortage or contact failure of wire
between Fusing Motor J207-6 and DRIVE PWB J411-3.
If no problem is found, replace the following parts in sequence:
• DRIVE PWB
• ESS PWB (PL
• Fusing Motor
J209 and DRIVE PWB
042-330 Fusing Exhaust Fan Fail
J1 and ESS PWB J6.
BSD-ON:CH10.4
Abnormality in Fusing Exhaust Fan rotation.
Procedure
Enter CE Mode and turn Digital Output[042-010] ON.. Does the Fusing Exhaust Fan rotate?
Y N
Check the power supply line of the Fusing Exhaust Fan (+24VDC).. Is the Fusing Exhaust Fan
power supply normal?
Y N
Check the power supply circuit to the Fusing Exhaust Fan.
Turn OFF the power and check the following:
• Disconnection, shortage or contact failure of wire between the Fusing Exhaust Fan and DRIVE
PWB J202.
• Disconnection, shortage or contact failure of wire between DRIVE PWB
• Load towards the Fusing Exhaust Fan.
If no problem is found, replace the following parts in sequence:
• Fusing Exhaust Fan
• DRIVE PWB
Press [Stop] and turn OFF the power. Check for disconnection, shortage or contact failure of wire
between the Fusing Exhaust Fan and DRIVE PWB J202-3.
If no problem is found, replace the following parts in sequence:
• DRIVE PWB
• ESS PWB (PL
• Fusing Exhaust Fan
J207 and DRIVE
042-700 IOT Cooling Down
BSD-ON:CH9.8
J1 and ESS PWB J6.
Entered cooling mode due to temperature increase inside the machine.
(PL 3.4)
(PL 18.2)
(PL 18.2)
18.2)
(PL 3.4)
(PL 4.1)
(PL 18.2)
(PL 18.2)
18.2)
(PL 4.1)
Troubleshooting
CHAIN 42
J1 and ESS PWB J6.