# Sensor Check 1 (Scanner)

#Required Tools

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#Estimate Time

Approx. 1 min.

#Startup Mode

Repair mode

#Standard Values

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#Step

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. Start the Service Program, and select Sensor Check (Scanner).
3. Click the [Execute] button to display the current sensor status.

   
   

   Sensor Check 1 (IS Related/CR Related/Other) target sensor	Sensor status
   Paper Detect Sensor	0: No paper detected / 1: Paper detected
   Paper Edge Sensor (PF)	A/D value
   Right Skew Sensor	A/D value
   Left Skew Sensor	A/D value
   Document Feed Sensor	0: No paper detected / 1: Paper detected
   Scanner Unit Open Sensor	0: Closed / 1: Open
   Right Lever Open Sensor	0: Closed / 1: Open
   Left Lever Open Sensor	0: Closed / 1: Open
   Scanner Paper Feed Flap Opening / Closing Sensor (Flap detector)	0: Closed / 1: Open
   EJ encoder counter value	Encoder counter value
   Scanner paper feed flap encoder counter value	Encoder counter value