Ricoh M281 Series Service Manual page 484

Service Call 622-691
SC No. Type
SC No. Type
SC622-03 D
D255/D256/M281/M282
Error Name/Error Condition/Major Cause/Solution
Paper feed tray 3 defective
Check the connection between the main machine and paper
feed tray 3.
Main board defective
1. Reconnect the following connector.
IOB – Main Board connector
2. If the connector is broken, shorted, or grounded,
replace the connector.
3. Replace the main board.
IOB defective
1. Update the engine software to the latest version.
2. Replace the IOB.
Error Name/Error Condition/Major Cause/Solution
Paper Feed Unit Communication Error (Tray 4)
A communication error is detected from the paper feed unit 4, 10
times consecutively.
Paper feed tray 4 defective
Main board defective
IOB defective
Paper feed tray 4 defective
Check the connection between the main machine and paper
feed tray 4.
Main board defective
1. Reconnect the following connector.
IOB – Main Board connector
2. If the connector is broken, shorted, or grounded,
replace the connector.
3. Replace the main board.
IOB defective
1. Update the engine software to the latest version.
2. Replace the IOB.
6-46
Rev. 09/15/2016
SM