Unitech HT650, Руководство пользователя

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2.4. Scanning Barcode
To use the scanning function, complete the following steps
：
1. Press the scan key. The scanner scans as long as you hold the key
or for few seconds.
2. Upon reading a barcode, the red LED indicator comes on until the
trigger is release or few seconds. The green LED and the beep tone
indicate a good read.
3. Aim the scanning beam at the center of barcode.
4. Barcode Scanning Position
This device can read from 40mm to 300mm distance.
a)
Position the laser scanner close to the barcode when scanning
small barcodes. And position it is a distance from the barcode
when scanning large barcodes
b)
The reader can be detected by a red beam.
5. Bad Scanning Position
a)
Make sure that the bars enter the laser beam when scanning
large barcodes.
b)
Scanning operations may fail if the laser beam position as below.
Note
：
This product scans using laser light. Never look directly into
the laser light or shine the laser light into the eyes
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