- 4 -EO1-19036LS-780 SERIES4. OPERATING PROCEDUREPower Supply(1) When the AC Adapter on the market is used:When the AC adapter is equipped with the power switch, the scanner is turned on and off by turning on andoff the power switch. When the AC Adapter is not equipped with the power switch, the power is supplied byplugging in the power cord (no RPC function can be used).(2) When the power is supplied from the host (ECR/POS):The power can be supplied via the interface cable. If the host can control power supply to the scanner, the hostturns the scanner on and off.Auto-Power Off FunctionTo save electricity, this scanner has a function that laser and the motor are automatically turned off when thescanner does not read barcodes for a prescribed time. At auto-power off time, the scanner enters reading standbystate by pressing the Push Switch. Since the laser and motor are turned on when the merchandise detect sensordetects something, the scanner also enters reading standby state when anything like a hand is put above theScanner Window.5. BARCODE READINGThis scanner reads barcode in the following range.5.1 Scanning DirectionThere are two types of the scanner depends on setting position. They are the vertical type and the horizontal type.Each type can read barcodes in the following range.The scanning pattern generated by an optical head unit is designed to achieve the best reading performance whenan article is scanned as illustrated below.Scan Direction Top Window (121 mm)(LS-780H)Scan Direction Top Window (152.4 mm)