Ricoh SP 8400DN Field Service Manual page 1315

SC No. Type
10
Motor error (Encoder error)
This is reported as a jam error when detected for the first time. If it occurs again in a row, its
SC code appears.
•
•
•
•
Remove the jammed paper or slip of paper from the tray, and check if the SC occurs by
turning the main power OFF then ON, submitting a job, feeding paper, opening/closing
covers, and input/output check. 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.
SC727- B Registration Motor Error
12
Motor error (Encoder error)
This is reported as a jam error when detected for the first time. If it occurs again in a row, its
SC code appears.
•
•
•
•
Remove the jammed paper or slip of paper from the tray, and check if the SC occurs by
turning the main power OFF then ON, submitting a job, feeding paper, opening/closing
covers, and input/output check. 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.
SC727- B JG Crease Motor Error 1
Error Name/Error Condition/Major Cause/Solution
Motor defective
Motor harness entrapped (short circuit or breaking of wire)
Connector disconnected
Controller board defective
Check if all connectors between the controller board and the motors are connected
securely. Reconnect the connectors if they are disconnected, or loose.
Replace the harness if it is disconnected, or damaged.
Check if the motor runs, has no overloads, and is properly driven. Replace the parts if
there are any defects.
Check if there are any signs of a short circuit. Replace the parts if there are any defects.
Motor defective
Motor harness entrapped (short circuit or breaking of wire)
Connector disconnected
Controller board defective
Check if all connectors between the controller board and the motors are connected
securely. Reconnect the connectors if they are disconnected, or loose.
Replace the harness if it is disconnected, or damaged.
Check if the motor runs, has no overloads, and is properly driven. Replace the parts if
there are any defects.
Check if there are any signs of a short circuit. Replace the parts if there are any defects.
6.Troubleshooting
577