Avision AV6240 - Manual (Page 15)

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2.4 Connecting the Cable
Be sure the scanner power is switched off.
Connect the power cable and signal cable as shown in Figure 2-5.
Turning on the Power
The power is controlled by a toggle switch on the left side of
the scanner. To turn on the scanner, press the switch toward
"1." At this, the POWER LED should light on. If not, please
check the power.
Figure 2-5 AV6240 cable connection