MARSON MT8121B 2D Wireless BT+2.4G Barcode Scanner User Guide

: July 3, 2024
: MARSON

Table of Contents

MARSON MT8121B 2D Wireless BT+2.4G Barcode Scanner
Product Usage Instructions
FCC WARNING STATEMENT
BEEPER INDICATION
2.4G MODE (CONNECT TO CRADLE)
PAIRING OPERATION
GENERAL SETTINGS
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Download This Manual (PDF format)

MARSON MT8121B 2D Wireless BT+2.4G Barcode Scanner

Product Specifications

Product Name: 2D Wireless (BT+2.4G) Barcode Scanner
Model Number: 8012-0090000
Wireless Connectivity: Bluetooth and 2.4G
Compliance: CE, RoHS, FCC, Canadian DOC
Directive Compliance: 2004/108/EC, 2006/95/EC, 2002/95/EC

Product Usage Instructions

Warnings and Cautions

Do not expose the scanner to high temperatures, extreme humidity, or oily environments.
Avoid inserting foreign materials or liquids into the scanner.
Do not use the scanner with wet hands or in the presence of inflammable gases.
Avoid scratching, modifying, or putting heavy objects on the interface cable.
Do not stare at the light source directly or point it at people’s eyes.

Beeper Indication

Single beep: Good read
Two beeps (low tune): Wireless connection
Two beeps (high tune): Charging; Wireless disconnection
Three beeps: Data transmission failed; Power up; Power down
Five short beeps: Low power

LED Indication

Flashing blue & red: Discoverable in Bluetooth Mode
Solid green: 2.4G Mode Connected
Solid blue: Charging
Solid red: Low power

Operating Modes

2.4G Mode (Connect to Cradle): Instructions for connecting to the cradle.
Bluetooth Mode – BT HID (Default): Instructions for using Bluetooth Human Interface Device mode.
Bluetooth Mode – BT SPP: Instructions for using Bluetooth Serial Port Profile mode.

Frequently Asked Questions (FAQ)

Q: What should I do if I encounter abnormal odors or noises from the scanner?
A: Immediately power off the host computer, disconnect the interface cable, and contact your nearest dealer.
Q: Can I clean the scanner with chemicals or organic solvents?
A: Do not use anti-slip gloves containing plasticizer and chemicals to clean the scanner as it may result in damage to the housing.

2D Wireless (BT+2.4G) Barcode Scanner Quick Guide
2D Wireless (BT+2.4G) Scanner Quick Guide (Rev1) P/N: 8012-0090000

FCC WARNING 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 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.

CANADIAN DOC STATEMENT
This digital apparatus does not exceed the Class B limits for radio noise for digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications.

CE MARKING AND EUROPEAN UNION COMPLIANCE for compliance to CE requirements was performed by an independent laboratory. The unit under test was found compliant with all the applicable Directives, 2004/108/EC and 2006/95/EC.
ELECTRICAL AND ELECTRONIC EQUIPMENT
The WEEE directive places an obligation on all EU-based manufacturers and importers to take-back electronic products at the end of their useful life.
ROHS STATEMENT OF COMPLIANCE
This product is compliant to Directive 2002/95/EC.
NON-MODIFICATION STATEMENT
Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment

WARNING AND CAUTION

****Take any metals into contact with the terminals in connectors.
Use the scanner where any inflammable gases.

If following condition occur, immediately power off the host computer, disconnect the interface cable, and contact your nearest dealer.

Smoke, abnormal odors or noises come from the scanner.
Drop the scanner so as to affect the operation or damage its housing.

Do not do behavior below.

Put the scanner in places excessively high temperatures such as expose under direct sunlight.
Use the scanner in extremely humid area or drastic temperature changes.
Place the scanner in oily smoke or steam environment such as cooking range.
Be covered or wrapped up the scanner in bad-ventilated area such as under cloth or blanket.
Insert or drop foreign materials or water into scanning window or vents.
Using the scanner while hand is wet or damp.
Use the scanner with anti-slip gloves containing plasticizer and\ chemicals or organic solvents such as benzene, thinner, insecticide etc to clean the housing. Otherwise, it could not result fire and electrical shock but housing may be broken and injured.
Scratch or modify the scanner and bend, twist, pull or heat its interface cable.
Put heavy objects on interface cable. Do not stare the light source from the scanning window or do not point the scanning window at other people’s eyes or eyesight may be damaged by direct exposure under the light. Do not put the scanner on an unstable or inclined plane. The scanner may drop, creating injuries. Once the interface cable is damaged such as exposed or broken copper wires, stop using immediately and contact your dealer. Otherwise, it could result fire or electrical shock

BEEPER INDICATION

Single beep Good read
- Wireless connection
- Charging
Two beeps (low tune)
Two beeps (high tune)
Wireless disconnection
Two beeps (high-low
- Good read (Memory Mode)
- Data transmission failed
Three beeps Power up
Three beeps Power down (high-medium-low)
Five short beeps Low power

LED INDICATION

Flashing blue & red Discoverable in Bluetooth Mode
Solid green 2.4G Mode
Solid blue Connected in Bluetooth Mode
Solid red Charging
Flashing red Low power

2.4G MODE (CONNECT TO CRADLE)

To connect the scanner to charging cradle in 2.4G mode, please follow below steps:

Plug the charging cradle to host device with an USB cable.
Power up the scanner by pressing the trigger.
Scan the 2.4G Mode barcode at the bottom of charging cradle.
The scanner will automatically connect to the charging cradle, transferring barcode data via USB cable.

PAIRING OPERATION

Normally, you do not need to do this. Only follow instructions below when: (1) the connection with the charging cradle is lost, or (2) you want to connect one or more scanners to a new charging cradle.

Plug the charging cradle to host device with an USB cable.
Power up the scanner by pressing the trigger.
Scan Pair barcode within 30 seconds after connecting the charging cradle to the host device.

BLUETOOTH MODE – BT HID (DEFAULT)

BT HID is compatible with iOS, Android and Windows and requires applications that accept keyboard data. Follow below steps:

Power up the scanner by pressing the trigger.
Scan Bluetooth Mode, which is also printed at the bottom of charging cradle
Scan BT HID.
Pair with “Scanner xxx” from the discovered device list.
The scanner will emit two short beep with LED indicator turning solid blue after successfully connecting to the host device.

BLUETOOTH MODE – BT SPP
BT SPP is compatible with Android and Windows. An SPP communication software is required for this profile. Follow below steps:

Power up the scanner by pressing the trigger.
Scan Bluetooth Mode, which is also printed at the bottom of charging cradle.
Scan BT SPP.
Pair with “Scanner xxx-SPP” from the discovered device list.
Enter SPP communication software (e.g. Serial Bluetooth Terminal) and open the serial port occupied by the scanner.
The scanner will emit two short beep with LED indicator turning solid blue after successfully connecting to host device.

BLUETOOTH MODE – BT BLE
BT BLE is compatible with Android and iOS. A BLE communication software is required for this profile. Follow below steps:

Power up the scanner by pressing the trigger.
Scan Bluetooth Mode, which is also printed at the bottom of charging cradle
Scan BT BLE.
Pair with “Scanner xxx-GATT” from the discovered device list.
Enter BLE communication software (e.g. Serial Bluetooth Terminal) and connect the device using custom profile.
The scanner will emit two short beep with LED indicator turning solid blue after successfully connecting to host device.