Duplex Paper Feed Sensor Paper Stuck Jam

The Duplex Paper Feed Sensor detected paper when the power was turned ON, when the cover was closed, when the product recovered from the power saving mode, or when the printing operation ended

Step	Confirmation and action	YES	NO
1	Check paper transport path Is there any foreign matter, paper chips, etc. in the paper transport path?	Remove foreign matter, paper fragments, etc.	Go to step 2
2	Check the operation of the Duplex Paper Feed Sensor Check operation of the Duplex Paper Feed Sensor with the diagnostic function. Judgment: Does the signal change between when the paper is placed and when it is not?	Go to step 3	Go to step 4
3	Check for error recovery Does the error continue when the right door is shut?	Go to step 4	End
4	Check the Duplex Paper Feed Sensor for installation, dirt, and connector connection Is the Duplex Paper Feed Sensor installed improperly? Is there dirt on the sensor? Is the connector not fully inserted? Is the relay connector on the right door side not fully inserted?	Clean the sensor surface, or fully insert the connector.	Go to step 5
5	Replace all ASPs Does the error continue when the following parts are replaced in order? Duplex Paper Feed Sensor Right Door Unit MCU Board	Contact EPSON Local Service Representatives	End

# Duplex Paper Feed Sensor Paper Stuck Jam