Avision AV220D2 Plus Quick Manual page 11

2.4.2 Turning on the Power
After the power cable has been connected, press the power
switch to the "-" position to turn on the scanner. To turn off
the scanner, please press the power switch to the "O"
position.
2.4.3 Installing the Scanner Driver
1. Place the supplied CD-ROM onto your CD-ROM drive.
2. The software installation graphic appears. If not, run
"setup.exe".
Power Switch
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