Ricoh PRO C7200X - Page 81

1.SC Codes
77
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
visual check.
1. Set the Paper Feed Belt Unit.
2. Reconnect the Paper Feed Belt Unit connector.
3. Replace the broken harness.
4. Replace the Main Control Board of the LCIT.
SC No.
Level
Error Name/Error Condition/Major Cause/Solution
SC504-
12
B
Vacuum Feed LCIT 1: 2nd Tray Error (Lifting Timeout)
SC506-
12
B
Vacuum Feed LCIT 2: 2nd Tray Error (Lifting Timeout)
SC508-
12
B
Vacuum Feed LCIT 3: 2nd Tray Error (Lifting Timeout)
Either of the following conditions has been detected 5 times consecutively in total.
 During tray initialization, the Lower Limit Sensor or the Paper Height Middle
Sensor was ON and the lift motor started lifting the plate but the Lower Limit
Sensor or the Paper Height Middle Sensor does not become OFF for a period
equivalent to the specified number of pulses after the lift motor started.
 During tray initialization, the Lower Limit Sensor or the Paper Height Middle
Sensor was ON and the lift motor started lifting the plate but the Upper Limit
Sensor 1 or 2 does not become ON for a period equivalent to the specified
number of pulses after the lift motor started.
 Lift motor defective/disconnected
 Paper Height Middle Sensor defective/disconnected
 Lower Limit Sensor defective/disconnected
 Upper Limit Sensor 1 defective/disconnected
 Upper Limit Sensor 2 defective/disconnected
 A harness to one of the parts listed above is broken.
 PCB defective
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.
To check for any abnormalities in the sensor and motor solenoid, be sure to
perform an input check and output check for them as needed in addition to a visual
check.
1. Reconnect the lift motor.
2. Reconnect the following connector(s).
 Lower Limit Sensor