3-12 Service Manual
7011-2xx / 3xx
Sensor Test
A series of sensor tests are available to test the scanner’s ADF and flatbed sensor functionality. The following
tests are available.
ADF paper present - This test can be used to test the paper present sensor. Open and closed are the two
states of the sensor.
To test the sensor:
1. Select the paper present test in the diagnostic menu.
2. Toggle the sensor actuator (A).
The sensor will switch between the two states listed below if it is working properly:
Closed: Paper not present in ADF
Open: Paper present in ADF
Home Sensor - This test is used to test the home position sensor for the CIS carriage in the flatbed unit. There
are two states for this sensor.
Closed: Scanner carriage not positioned over home sensor
Open: Scanner carriage positioned over home sensor
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