Unitech MS838B 2.4G Wireless 2D Barcode Scanner Quick Start Guide

Introduction

This guide provides essential information for setting up and using the Unitech MS838B 2.4G Wireless 2D Barcode Scanner.

Product Overview

The Unitech MS838B is a 2.4G wireless 2D barcode scanner designed for efficient data capture. It features a compact design and reliable wireless connectivity.

Charging and Connectivity

Charging the Scanner

To charge the scanner, connect the provided USB cable to the micro USB port on the scanner and plug the other end into a USB port on a host computer.

[Visual: Diagram illustrating the connection of the scanner's micro USB port to a host computer's USB port for charging.]

Connecting the Dongle to Host

Plug the USB Dongle into a free USB port on your host computer. Once connected, the MS838B scanner is ready for use.

[Visual: Diagram showing the USB Dongle being plugged into a host computer's USB port.]

Setup and Testing

Testing the Installation

To verify successful installation, open a word processing program (e.g., Microsoft Word, Notepad) and scan the designated test barcode. If the word "Unitech" appears on the screen, your scanner has been successfully installed.

[Visual: Guide for testing scanner installation, showing a computer screen with 'Unitech' text appearing after scanning a barcode.]

Buzzer Feedback

• One long beep: Scanner powered on.
• One low beep and two high beeps: Setup code or data saved successfully.
• One short beep: Pairing with the receiver successful.
• One short low beep and one short high beep: Good Read and data sent.
• Three continuous short beeps: Alarm prompt.

LED Indicator Lights

• Red Light: Solid light indicates charging; light off indicates charging complete.
• Green Light: Slow flash indicates Bluetooth SPP/BLE pairing mode. Solid light indicates successful connection via USB or Bluetooth. Quick flash indicates entering pairing mode. Single flash indicates data upload successful.

Configuration Settings

Default Settings

The scanner operates with factory default settings. A barcode marked with (*) indicates the factory default option.

Wireless Bluetooth Modes

The scanner supports the following Bluetooth connection modes:

• Bluetooth HID (Human Interface Device)
• Bluetooth SPP (Serial Port Profile)

[Visual: Barcodes labeled 'Bluetooth HID' and 'Bluetooth SPP'.]

Bluetooth Pairing

To pair the scanner via Bluetooth HID, scan the "Bluetooth HID pairing" code. The scanner can then be discovered by other Bluetooth devices.

[Visual: Description of the pairing process.]

iOS Keyboard Control

Scan the "Show or hide" barcode to control the on-screen keyboard display on iOS devices when in Bluetooth mode.

Battery Status Display

The scanner can display its remaining battery capacity. This feature provides an indication of the battery percentage.

USB Interface Options

The scanner supports two USB interface types:

• USB-HID (Human Interface Device)
• USB-COM (Virtual COM Port)

[Visual: Barcodes labeled 'USB-HID' and 'USB-COM'.]

Operation Modes

The scanner offers various operation modes:

• Auto Mode: Automatically scans and sends data.
• Wedge Mode: Scans data and inserts it as keyboard input.
• Batch Mode: Stores scanned data internally for later upload.
• Upload all data: Initiates data transfer from Batch Mode.
• Clear all data: Deletes stored data (effective in Batch Mode & Auto mode).
• Display stored data: Shows data currently held in memory.

[Visual: Description of mode selection barcodes.]

Beeper Volume Control

• Off
• Medium
• Low
• High (Default)

Note: The 'Off' setting only mutes the short high beep for data transmission; setup sounds remain active.

Automatic Power Off

Configure the scanner to automatically power off after a period of inactivity:

• Immediate sleep
• 30 seconds
• 10 seconds
• 1 minute
• 2 minutes
• 5 minutes
• 10 minutes
• 30 minutes

[Visual: Barcodes for various idle time settings.]

Good Read Indicators

Configure the audible confirmation for successful scans:

• Default beeps
• One beep

Scanner Language Settings

The scanner can be configured to recognize specific language character sets for scanning:

• USA
• Germany
• France
• Italy
• Canada
• Spain
• Brazil
• Sweden
• Portugal
• Belgium
• Turkey-F
• Turkey-Q
• Japan
• Universal language

[Visual: Barcodes for various language settings.]

Data Terminators

Select the character(s) to append after scanned data:

• None
• CR (Carriage Return)
• LF (Line Feed)
• TAB
• CR/LF

[Visual: Barcodes for terminators.]

Software Version

Scan the "Software version" barcode to display the current software version of the scanner.

Regulatory Information

FCC Compliance 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 modifications to this device not explicitly approved by the 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 requirements. The device can be used in portable exposure conditions without restriction.

Support

Thank you for purchasing the Unitech product. For additional product documentation, please scan the QR code provided in the original document.

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