unitech MS838B 2.4G Wireless 2D Barcode Scanner User Guide
- June 6, 2024
- unitech
Table of Contents
unitech MS838B 2.4G Wireless 2D Barcode Scanner
Charging
Connect Dongle To Host
Plug the USB Dongle to a free USB port of a host computer.
The MS838B is now ready to use.
Test & Finish
Open a word processing program such as Microsoft Word or Notepad and scan
the following barcode:
If the word “Unitech” appears on the screen, you have succesfully installed
your scanner.
Buzzer Description
- One long beep: Switch on
- One low beep and two high beeps: setup code or data saved.
- One short beep: pairing up with the receiver successfully.
- One short low beep and one short high beep: Good Read and data send.
- Three continuous short beeps: Alarm prompt
LED Description
Red Light
- Charging: Light on
- Charging finished: Light off
Green Light
- Slow flash: Bluetooth SPP/BLE pairing
- Light On: Scanner is connected to the receiver, USB or Bluetooth successfully.
- Quick Flash: Entering the pairing mode
- Flash once: Data upload successfully.
FCC Statement
This equipment has been tested and found to comply with the limits for a Class
B digital device, pursuant to part 15 of the FCC Rules. These limits are
designed to provide reasonable protection against harmful interference in a
residential installation.
This equipment generates, uses and can radiate radio frequency energy and, if
not installed and used in accordance with the instructions, may cause harmful
interference to radio communications. However, there is no guarantee that
interference will not occur in a particular installation. If this equipment
does cause harmful interference to radio or television reception, which can be
determined by turning the equipment off and on, the user is encouraged to try
to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Caution: Any changes or modi cations to this device not explicitly
approved by manufacturer could void your authority to operate this equipment.
This device complies with part 15 of the FCC Rules. Operation is subject to
the following two conditions: (1) This device may not cause harmful
interference, and (2) this device must accept any interference received,
including interference that may cause undesired operation.
RF Exposure Information
The device has been evaluated to meet general RF exposure requirement. The
device can be used in portable exposure condition without restriction.
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