OKI C332dn
Troubleshooting. 5 Paper feed jam (error code 390: Multipurpose tray) 2
Jam occurs immediately after paper feed is started. (Multipurpose tray)
Check condition of the paper running path
Check item | Check work | Actions to be taken at NG |
---|---|---|
Paper running path of the multipurpose tray | Check if paper is jammed or not in the paper running path. | Remove the jammed paper. |
Sheet Receive of the multipurpose tray | Confirm that the Sheet Receive has moved up normally. Confirm that the support spindle and spring of the Sheet Receive have been installed in the specified positions normally. |
Correct installation of the above parts so that the Sheet Receive moves up to the specified position normally. |
Check condition of the mechanical parts
Check item | Check work | Actions to be taken at NG |
---|---|---|
IN sensor and WR sensor lever check | Check the sensor lever shapes and operations for any problem | Replace the sensor lever(s) with proper one(s). |
Front cover | Confirm that the locks in the right and left of the front cover are locked normally. | Replace the font cover assembly |
Check the feed roller and the pickup roller. | Check if any foreign materials such as paper dust on the surface of the feed roller or of the pickup roller or not. | Remove the foreign material. |
Check if the feed roller has worn out or not. | Replace the feed roller. |
Motor operation check
Check item | Check work | Actions to be taken at NG |
---|---|---|
Paper feed motor | Confirm that the paper feed motor works normally by using the Motor & Clutch Test of the self-diagnostic mode. | Replace the CU/PU board or the feed motor. |
Paper feed motor driver | Pull out the CU/PU board HOP connector 1, and check the following at the side of the connector: Several MΩ between pin-1 – FG Several MΩ between pin-2 – FG Several MΩ between pin-3 – FG Several MΩ between pin-4 – FG |
Replace the CU/PU board. |
Motor operation check
Check item | Check work | Actions to be taken at NG |
---|---|---|
Paper feed motor | Confirm that the paper feed motor works normally by using the Motor & Clutch Test of the self-diagnostic mode. | Replace the CU/PU board or the feed motor. |
Paper feed motor driver | Pull out the CU/PU board HOP connector 1, and check the following at the side of the connector: Several MΩ between pin-1 – FG Several MΩ between pin-2 – FG Several MΩ between pin-3 – FG Several MΩ between pin-4 – FG |
Replace the CU/PU board. |
Check the system connection
Check item | Check work | Actions to be taken at NG |
---|---|---|
Paper feed motor drive cable | Check the connection condition of the cable. Check if the connector is connected in the halfway only or not, and check if the connector is inserted in a slanted angle or not. Check also that cables are assembled without any abnormality. |
Replace the cable with the good cable that normalizes the connection condition. |
Paper feed motor drive cable | Check that any cable is not pinched during assembling of the printer. Pull out the CU/PU board HOP connector 1, and check the following at side of the cord: Short circuit between pin-1 – FG Short circuit between pin-2 – FG Short circuit between pin-3 – FG Short circuit between pin-4 – FG |
Replace the cable with the good cable that normalizes the connection condition. |
Paper feed motor | Pull out the CU/PU board HOP connector 1, and check whether there is a resistance of approximately 3.4Ω or 5Ω between the pins 1 and 2 and between the pins 3 and 4. | Replace the paper feed motor. |