9
U
LTRASONIC
S
ENSOR
When scanning a stack of documents by ADF, the ultrasonic sensor detects
multifeeds by checking paper overlap (i.e., 2 or more pages stuck together when being
fed through the ADF). Clean the ultrasonic sensor lightly with a dry cloth if it is
necessary.
Information
This function may or may not be available
depending on the scanner model you purchase.
Ultrasonic Sensor