# Document Feed Sensor & Skew Sensor Adjustment

#Required Tools

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#Estimate Time

Approx. 1 min.

#Startup Mode

Repair mode

#Standard Values

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#Step

Check Point / チェックポイント

If the scanner driver is not installed the PC, communication will not be possible printer and PC and an error will occur. Be sure to install the scanner driver before performing the service program.

1. Start the printer in repair mode. Turn the power on while touching [Screen Center], and keep pressing until the mode select screen is displayed. Touch the center of the panel to start repair mode.
   
2. Check that there is no paper in the Scanner Unit, and that it is closed.
3. Start the Service Program, and select Document Feed Sensor & Skew Sensor Adjustment.
   

4. Click the [Execute] button to open a separate window.

   

5. In the separate window, double-click Document Feed Sensor & Skew Sensor to perform adjustment.
   
   • When a success message is displayed: Click the [OK] button, and continue to Step 6.
   • When a failure message is displayed: Check that there is no paper in the Scanner Unit, and that it is closed; check the installation of the corresponding sensor, and try again. If this is still unsuccessful, replace the corresponding sensor, and perform adjustment again.
6. Close the separate window.