Marson Technology Co MT7937B User Manual

Barcode Scanner

Full user’s manual is available on
the enclosed CD.

MT7937B Wireless

Quick Guide

Version 1.0

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 inter ference 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.
Le présent appareil numérique n’émet pas de bruits radioélectriques dépassant les

limites applicables aux appareils numériques de las classe B prescrites dans le

Réglement sur le brouillage radioélectrique édicté par les ministère des Communica­tions du Canada.

CE MARKING AND EUROPEAN UNION COMPLIANCE

Testing 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.

WASTE 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

RoHS

- 1 -

WARNING AND CAUTION

1. Take any metals into contact with the terminals in connectors.

2. 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.

1. Smoke, abnormal odors or noises come from the scanner.

2. Drop the scanner so as to affect the operation or damage its housing.

Do not do behavior below.

1. Put the scanner in places excessively high temperatures such as expose

under direct sunlight.

2. Use the scanner in extremely humid area or drastic temperature

changes.

3. Place the scanner in oily smoke or steam environment such as cooking
range.

4. Be covered or wrapped up the scanner in bad-ventilated area such as
under cloth or blanket.

5. Insert or drop foreign materials or water into scanning window or vents.

6. Using the scanner while hand is wet or damp.

7. Use the scanner with anti-slip gloves containing plasticizer and

Do Not

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.

8. Scratch or modify the scanner and bend, twist, pull or heat its interface

cable.

9. 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.

- 2 -

FCC Caution:

1. 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.

2. This device and its antenna(s) must not be co-located or operating in conjunction with any other antenna or
transmitter.

3. Changes or modifications to this unit not expressly approved by the party responsible for compliance could void
the user authority to operate the equipment.

IMPORTANT NOTE :

FCC Radiation Exposure Statement:
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment
should be installed and operated with
minimum distance 20cm between the radiator & your body.



Wireless
Barcode Reader

MT7937B Wireless
Barcode Reader

Quick Gui de

Quick Guide

Hand Strap

INTRODUCTIONOUT OF THE BOX

1.

Wireless Scanner Tools

CD

NUMERIC BARCODES

1

*1*

2

*2*

3

*3*

4

*4*

5

*5*

Quick Connection Card

USB Charger Cable

- 3 - - 4 -

LED Indicator

5. Micro USB port

SPECIFICATIONS

Light source 635nm visible red LED
Scan rate 200 scans/sec
Sensor 2048 pixels CCD sensor
Resolution 4mil/ 0.1mm

PCS 40%
Housing Plastic(ABS)
Profile SPP, HID

Battery Life 25000 scans (1 scan/ 5 sec)

Charge Time 2 hours (fully charged)

Coverage 100M/330ft. (line of sight)

Operating Temp 0 to 50˚C (32˚F to 122˚F)

Symbologies All major 1D barcodes incl. GS1 Databar

2.

Exit Window

3. Hard

Reset Button

(insert pin into the hole)

4.

Trigger

GETTING STARTED









To scan a barcode, make sure the aiming beam crosses
every bar and space of the barcode.

CHARGING THE BATTERY

Host

USB A

1. Flip open the micro USB port on the scanner.

2. Insert the micro USB connector into the port on the
scanner and USB A connector into a USB port on
the host PC.

- 5 -

Scanner

Micro USB

BEEPER INDICATION

Single long beep Power up
Single beep Good read
Single short beep The scanner reads a Code39 of

ASCII in configuration procedure
Two beeps Wireless connection
Two short beeps The scanner successfully reads

a configuration barcode
Five beeps Low power
Three beeps Wireless disconnection
Three short beeps i. The scanner reads a barcodes

while disconnected.
ii. The scanner reads an unexpected

barcode during configuration
procedure. (scan [ABORT] to abort
and start over)

Several short beeps The scanner switches from one
communication mode to another

LED INDICATION

Off
Flashing Blue
Blue for 2 sec
Flashing Red
Solid Red

Standby or Power off
Disconnected or Discoverable
Good Read
Low power
Charging

- 6 -

GETTING CONNECTED PINCODE SETUP

There are two modes of wireless communication:

. E043$

*.E043$*

1. Press the trigger for 1 second to activate the scanner.

2. Scan [DISC ONNECT ]

3. Scan [BT-HID ]; the scanner will emit several short beeps.

4. Select “Wireless Scanner” from discovered device list.

5. The wireless application may prompt you to scan
a pincode(see PINC ODE SE TUP section) it generated.

6. The scanner will beep twice to verify the connection.

. E042$

*.E042$*

1. Press the trigger for 1 second to activate the scanner.

2. Scan [DISC ONNECT ]

3. Scan [BT-SPP ]; the scanner will emit several short beeps.

4. Select “Wireless Scanner” from discovered device list.
The default pincode is “1234”.

5. Open serial communication software with com port
(see Device Manager) properly set up.

6. The scanner will beep twice to verify the connection.

. E031$

BT - HID

BT - SPP

STEP 1

Pincode Start

STEP 2

Scan numeric barcodes (see NUMERIC BARCODES section

on the next pages)

by the wireless application.

STEP 3

Enter

STEP 4

Pincode Stop

. E032$

*.E032$*

based on the pincode generated

$TX

*$TX*

. E033$

*.E033$*

*.E031$*

- 7 - - 8 -

Disconnect

NUMERIC BARCODES

*1*
*2*
*3*
*4*
*5*

- 9 - - 10 -

1

6

*6*

2

7

*7*

3

8

*8*

4

9

*9*

5

0

*0*

POWER OFF TIMEOUT SMARTPHONE CONNECTION

The timeout of inactivity before auto power-off.

Variable Timeout

. B030$

SET MINUTE

*.B030$*

. B029$

*.B029$*

The default timeout is 3 minutes 0 second.

For example, to set the timeout as 5 minutes 30 seconds:

1. Scan [Set Minute]

2. Scan [0] & [5] on page 9 & 10.

3. Scan [Set Minute]

4. Scan [Set Second]

5. Scan [3] & [0] on page 9 & 10.

6. Scan [Set Second]

(Range: 00 ~ 60)

SET SECOND

(Range: 00 ~ 60)

No Timeout (Scanner Always On)

. B021$

DISABLE

*.B021$*

- 11 - - 12 -

TIMEOUT

Getting Connected - iOS & Android

Simply follow instruction in
5 can be skipped since iOS & Android will not require pin-code
for connection.

Touch Keyboard - iOS

. E047$

ENABLE iOS HOTKEY

After enabling iOS Hotkey(disabled by default), you may simply
double-click the trigger to toggle the iPhone/iPad Touch Keyboard.

Touch Keyboard - Android

Please follow below steps to toggle Android virtual keybaord:

1. Enter “Settings”

2. Enter “Language & input”

3. In Keyboard & input window, tap “Default” to continue.

4. Turn off “Hardware - Physical keyboard”, and the Touch

Keyboard will function properly again.

,in which step[BT - HID] (page 7)

GENERAL SETTINGS

. A001$

READING MODE

. F002$

. P023$

. A007$

BEEPER

. F012$

. F018$

DEFAULT

ABORT

CHECK
VERSION

TRIGGER

. F003$

TOGGLE

. F001$

FLASH

. F005$

CONTINUOUS

BEEP OFF

. F006$

CONTINUOUS
AUTO OFF

BEEP ON

- 13 - - 14 -

KEYBOARD LAYOUT

. C010$

ENGLISH
(USA)

. C009$

JAPAN
(106 key)

. C018$

. C012$

. C011$

. C014$

. C013$

. C025$

ENGLISH
(UK)

FRENCH

GERMAN

ITALIAN

SPANISH

- 15 - - 16 -

CANADIAN
(FRENCH)

. C034$

CANADIAN
(TRADITIONAL)

. C029$

NORWEGIAN

. C026$

SWEDISH

. C031$

PORTUGUESE

KEYBOARD LAYOUT

. C017$

CZECH
(QWERTY)

. C030$

BELGIAN
(AZERTY)

. C022$

. C021$

. C024$

. C016$

. C023$

. C028$

CZECH
(QWERTZ)

HUNGARIAN
(QWERTZ)

HUNGARIAN
(101 KEY)

SWISS
(GERMAN)

SWISS
(FRENCH)

- 17 - - 18 -

DUTCH

. C027$

DANISH

. C032$

SLOVAK

. C033$

BRAZILIAN
(PORTUGUESE)

. C015$

ALT CODE

ENABLE SYMBOLOGIES

. A002$

. K010$

ENABLE
ALL CODE

. G010$

CODE 93

. N017$

. L010$

. L001$

. N001$

. M010$

- 19 -

CODE 32

UK PLESSEY

MSI

INDUSTRIAL
2 OF 5

MATRIX
2 OF 5

IATA

. L014$

TELEPEN

. N032$

GS1 DATABAR

. N010$

GS1 DATABAR
LIMITED

. N026$

GS1 DATABAR
EXPANDED

- 20 -

TERMINATOR

. D012$

TEST BARCODES

Code 39

CR

. D011$

. D013$

. D010$

. D015$

. D014$

CODE-39 TEST

LF

CR + LF

Interleaved 2 of 5

9876543210

Code 128

NONE

12345678

SPACE

EAN

TAB

- 21 - - 22 -