Kyocera TASKalfa 508ci

(1) The add paper message appears while the paper is loaded on the MP tray

Step	Description	Assumed cause	Measures
1	Checking the connection	The connector is not connected properly Or wires are faulty.	Clean the connector terminal of the wire and re-insert them If there is no conductivity, replace the wire. MP paper sensor - Relay connector, Relay connector - Engine PWB
2	Replacing the actuator	The actuator is deformed	Replace the actuator of MP paper sensor
3	Checking the MP paper sensor	The MP paper sensor is not attached properly or is faulty	Reattach the MP paper sensor If not resolved, replace it
4	Replacing the Engine PWB	The engine PWB is faulty	Replace the engine PWB

(2) The Cover open message does not disappear even if right is closed

Step	Description	Assumed cause	Measures
1	Checking the Right cover switch	Covers do not match.	Checking the Right cover If directory pushing Right cover switch cause to disappear the message.Reattach the Right cover if covers do not match.
2	Checking the connection	The connector is not connected properly Or wires are faulty.	Clean the connector terminal of the following wire and re-insert them If there is no conductivity, replace the wire ERight cover switch - engine PWB
3	Replacing the Right cover switch	The Right cover switch is faulty	Reattach the Right cover switch If not resolved, replace it.
4	Replacing the Engine PWB	The engine PWB is faulty	Replace the engine PWB