User’s Manual
8-8
8.5
Cleaning the Sensors
If the scanner sometimes fails to detect multi-feed via ultrasonic
sensors, it is possible that paper dust or dirt may be
accumulated on the surface on the ultrasonic sensors. Please
follow these steps to clean the sensors.
1.
Open the front cover to the left.
2.
Wet a clean cloth with some isopropyl alcohol. (95%)
3.
Gently wipe the dirt and dust off the surface of the
ultrasonic sensors.
Ultrasonic Sensors
Summary of Contents for AD340GN
Page 1: ...Sheet fed Scanner User s Manual Regulatory model FF 2009B Avision Inc ...
Page 54: ...User s Manual 4 5 ...
Page 63: ...User s Manual 4 14 Error Diffusion Image Dynamic Threshold Dynamic Threshold AD ...
Page 66: ...User s Manual 4 17 Normal Photo Document Threshold 230 Normal Photo Document Threshold 230 ...
Page 79: ...User s Manual 4 30 The Compression tab dialog box ...
Page 83: ...User s Manual 4 34 The Color Dropout dialog box ...
Page 147: ...User s Manual 7 12 The thumbnail view and file name ...