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 Assy failure
Troubleshooting
| Step | Check and measure | Yes | No |
|---|---|---|---|
| 1 | Check the reflection face of platen |
Go to step 2 |
Clean the reflection face of platen |
| 2 | Check the operation of PW Shutter Solenoid Execute the “30112 PW Sensor Shatter Check” from the service support mode. Check the operation of PW Shutter Solenoid? |
If the error did not occur, go to step 3. | Replace the PW Drive Shutter |
| 3 | PW Sensor Shutter Move Execute the “60124 PW Sensor Correction” from the service support mode. Is the PW Shutter operation is normal? |
If the error did not occur, go to step 3. | 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 | If the error occurred, replace the Main Board Assy. |