Ricoh P C300W Field Service Manual page 213

SC No. Type
SC530- D LSU fan (FAN1) error (operating)
00
A motor malfunction was detected because the lock signal remained HIGH (motor
not rotating normally) 50 consecutive times when checked at 100 ms intervals after
the motor switched ON.
SC530- D LSU fan (FAN1) error (at rest)
01
A motor malfunction was detected because the lock signal detected LOW 70
consecutive times (motor not stopped normally) when checked at 100 ms intervals
after the motor switched ON.
•
•
•
Check if the SC occurs by turning the power OFF then ON. If the SC occurs again,
do the following steps. Check if the SC reoccurs by cycling the power after each
step.
1.
2.
3.
4.
SC No. Type
SC531- D PSU cooling fan (FAN3) error (operating)
00
A motor malfunction was detected because the lock signal remained HIGH (motor
not rotating normally) 50 consecutive times when checked at 100 ms intervals after
the motor switched ON.
SC531- D PSU cooling fan (FAN3) error (at rest)
01
A motor malfunction was detected because the lock signal detected LOW 70
consecutive times (motor not stopped normally) when checked at 100 ms intervals
after the motor switched ON.
•
•
•
Check if the SC occurs by turning the power OFF then ON. If the SC occurs again,
do the following steps. Check if the SC reoccurs by cycling the power after each
step.
1.
2.
3.
Error Name/Error Condition/Major Cause/Solution
LSU fan (FAN1) defective
Harness connector lose, broken, defective, or harness defective
EGB (PCB1) defective
Replace the LSU fan (FAN1).
Re-connect the connector of the LSU fan (FAN1).
Replace the LSU fan (FAN1) harness.
Replace the EGB (PCB1).
Error Name/Error Condition/Major Cause/Solution
PSU cooling fan (FAN3) defective
Harness connector lose, broken, defective, or harness defective
EGB (PCB1) defective
Replace the PSU cooling fan (FAN3).
Re-connect the connector of the PSU cooling fan (FAN3).
Replace the PSU cooling fan (FAN3) harness.
6.Troubleshooting
201