Epson WF C869RA,C869RE Service Repair Manuals Page 151-200

EPSON WF-C869Ra/WF-C869R Revision E Troubleshooting Error Display and Solution 151 Confidential PW DETECTOR FAILURE ERROR (ERROR CODE: 034016) Cause Occurs when the output of the PW sensor is in a state lower than the prescribed condition and reflected light can not be obtained as expected. Suspected cause PW Shutter Solenoid failure PW Shutter failure PW sensor failure main board failure Dirt on reflection face of Platen. Troubleshooting PW SENSOR DETECTED FOREIGN OBJECT ERROR (ERROR CODE:034017) Cause Occurs when the output of the PW sensor is in a state lower than the prescribed condition and reflected light can not be obtained as expected. Suspected cause PW Shutter Solenoid failure PW Shutter failure PW sensor failure Main board failure Troubleshooting Step Check and measure Yes No 1 Check the reflection face of platen. Check that dirt does not adhere to the reflection face of platen. Go to step 2 Clean the reflection face of platen. 2 Check the operation of PW Shutter Solenoid Perform “Individual action check (A30 PW Sensor Shutter Solenoid)”, and check the Solenoid State. Is the Solenoid operation normal? Go to step 3 Replace the PW Drive Shutter. 3 Check the operation of PW Shutter Perform “Individual action check (A55 PW Sensor Check)”, and check the PW shutter operation. Is the PW Shutter operation is normal? Go to step 4 Replace the CR Unit. 4 Check the operation after reinstalling the Main board Replace the main board with normal product and check operation. Did the error occur? Replace the PW Sensor. Replace the main board. Step Check and measure Yes No 1 Check the reflection face of platen. Check that dirt does not adhere to the reflection face of platen. Go to step 2 Clean the reflection face of platen. 2 Check the operation of PW Shutter Solenoid Perform “Individual action check (A30 PW Sensor Shutter Solenoid)”, and check the Solenoid State. Is the Solenoid operation normal? Go to step 3 Replace the PW Drive Shutter. 3 Check the operation of PW Shutter Perform “Individual action check (A55 PW Sensor Check)”, and check the PW shutter operation. Is the PW Shutter operation is normal? Go to step 4 Replace the CR Unit. 4 Check the operation after reinstalling the Main board Replace the main board with normal product and check operation. Did the error occur? Replace the PW Sensor. Replace the main board.
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Epson WF C869RA Service Repair Manual Page 151-200
Epson WF C869RE Service Repair Manual Page 151-200

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