Symcode MJ-R38 User manual

Ring Barcode Scanner
User’s manual
MJ-R38

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Ring Barcode Scanner
Notices
1. Please read the user manual carefully before using this product.
2. The working voltage of this barcode scanner is 3.3V, charging voltage 5V.
Please use our original USB cable to ensure the scanner work properly.
3. Copyright and Patent Right
Our company has applied for patent rights, copyrights and software
copyrights for this product and its accessories(including hardware, setting
software, documentations,appearance,etc. )
4. OThe company reserves all rights and the company reserves the right to
make any changes to the product to improve its reliability, improve its
function or design. The company shall not be responsible for any product
liability related to or arising from the application or use of any products,
circuits, or other applications described herein.
5. Package Includes:
Standard Package: ：Barcode scanner (1 piece),
WIFI dongle (1 piece),
USB cable (1 piece),
User manual (1 piece).
Optional Accessory：Base
Optional Function：Vibration
6. The contents of this manual are subject to change without prior notice.

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Ring Barcode Scanner
Contents
1.Notices..................................................................................................................1
2.Introduction&Features.........................................................................................3
3.Application&Parameters......................................................................................4
4.Working Environment&Related Regulations..................................................... 5
5.Outside Introduction...........................................................................................6
6.USB Cable Installation........................................................................................ 7
7.Initialization Settings&Version Information.......................................................8
8.BluetoothPairing Method....................................................................................8
9.Pull up/Hide keyboard(IOS system)&Caps Lock Switch&Caps Lock Switch.. 9
10.Pairing steps with receiver..................................................................................10
11.Sound/Vibration Setting....................................................................................11
12.Sleep Time Setting..............................................................................................11
13.Ending Character Setting...................................................................................12
14.Keyboard Language Setting............................................................................... 13-14
15.Transmission Speed Setting&Bluetooth Protocal..............................................15
16.Working Modes&Clear Total Number Setting.................................................16-17
17.Change Bluetooth Name....................................................................................18
18.Hide Pre-characters/Post-characters.................................................................19-20
19.Add Time As Prefix or Suffix&Update Time.................................................... 21-22
20.Prefix/Suffix Setting............................................................................................23-24
21.Enable/Disable HID Searching by Pressing Scan Button 8S Settings................25
22.AppendixA:Controlled Characters....................................................................26-28
23.AppendixB:Displayable Characters...................................................................29-32
24.FAQ（Frequently Asked Questions）..............................................................33
25.Buzzer description...............................................................................................34
26.LED indicator......................................................................................................35

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Ring Barcode Scanner
The series of barcode scanner produced by our company feature as
strong light source，enhanced long-distance scanning technology. It can
read the damaged,stained and poor printed barcode fast under different
ambient light conditions.
It is durable in use, since it is protected by the industrial safty technique.
High volume buzzer is another hint of success scanning besides LED light
in the noisy industrial environment.
Wired ，wireless and bluetooth triple-mode freely switching.
Large capacity storage, safe and reliable.
Stores barcodes more than 50000pcs off-line scanning.
Unique power management system, ultra-long standby time.
Rich symbologies supported Adopting imported trigger button,
long lifespan, fitting perfectly in your hand for comfortable use.
Support Android/IOS devices/Windwos Support HID、SPP、
BLE protocol.
Mini size, fashion design,and portable.
Ultra low power consumption and standby time setup available.
Bluetooth transmission distance: indoor transmission distance up to
15 meters.
Support upload data and charge the battery via USB cable at the
same time.
Introduction
Features

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Ring Barcode Scanner
* Applicable to Business (electrical, book, clothing, medicine,
cosmetics, etc.), retail industry, postal service, telecommunications
industry,warehousing, logistics industry, public security system,
customs systems,banking system, medical system.
* Compatible with Microsoft, Android, Linux and other operating
systems and bluetooth protocol
* Support multi-national keyboard language
Wireless protocol：bluetooth
Memory: 16Mb
Processor: ARM Cortex 32bits
Bluetooth version: Bluetooth 4.1Module
Supported symbologies: 1D: Codabar,Code 11,
Code93,MSI,Code 128,UCC/EAN-128,Code 39,EAN-8,
EAN-13,UPC-A,ISBN,Industrial 25,Interleaved 25,
Standard 25,2/5 Matrix,
2D:QR,DataMatrix,PDF417,Aztec,Hanxin ,
Micro PDF417(option)
Indicator: Led、Buzzer、Vibrator(option)
Battery capacity：380mA
Charging voltage/current: 5V/1A
Endurance：1D≤12H 2D≤8H（5seconds/scan）
Charge time：≤2hours
Standby: >30days
Application
Parameters

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Ring Barcode Scanner
Electrical safety：In accordance with UL1950、CSA C22.2 No.950、
EN60950/IEC950 EMI/RFI:FCC Part 15 Class B、
European Union EMC Directive、Taiwan EMC、
Environment Terms: In accordance with RoHS directive 2002/95/EEC
Working Temperature： 32°F to 104°F/0°C to 40°C
Storage Temperature：-40°F to 140°F/-40°C to 60°C
Humidity：5% to 95% relative humidity (no condensation)
Ruggedness: Resist about 6 times drops from 1.5m to concrete ground
Ambient Light Immunity： Under normal office and factory ambient
lighting conditions, or exposed to the sun
won’t take any effect to it.
Electrostatic discharge: In line with 15KV air discharge and
8KV contact discharge requirements
Working Environment
Related Regulations

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1.Connect USB cable’s Square Side interface to the bottom
of the scanner;
2.Connect the other side of USB to the computer host.
3.Our barcode scanner features with wireless transmission mode
and USB cable transmission mode. When triggered to wake up,
the scanner will auomatically identify whether the USB cable is
connected. If identify, it will work in USB cable transmission mode,
data transmitted via USB cable; If not, will work in wireless
transmission mode, data transmitted via Bluetooth wireless .
sample graph
USB Cable Installation
Each barcode scanner is with one USB cable.，For connection,
please refer to above sample diagram.
Noted: Computer host can charge scanner via USB cable
and USB cable can also be used as a wire to transmit barcodes.
The installation method is as follows:
Ring Barcode Scanner

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Ring Barcode Scanner
1st.Pressing the trigger for 8 seconds or scanning following setting code to
to make the scanner to enter bluetooth searching mode
2nd.Turn on the bluetooth of your device and searching bluetooth device
BluetoothPairing Method
3rd.Click“BarcodeScannerHID”when it comes out.One beep show
that scanner and your device connected.
Notes：When the scanner is entered bluetooth pairing status and it does
not get connected with your device within 1minutes,it will beep twice lowly
and longly.You need to repeat above-mentioned 3 steps to make it connect
with you device.(When the scanner is in the bluetooth pairing status,
double-click can make it exit the pairing mode).
Initialization Settings&Version Information
B：If you have after-sales problems and need to contact our customer
service staff, please provide version information by scanning setting
code“Version Information”
A：You can scan the setting code“Initialization Settings”to make
the scanner back to factory default settings
Bluetooth Pairing Setup Code
Initialization Settings
Version Information

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Ring Barcode Scanner
Pull up/Hide keyboard(IOS system)&Caps Lock
Switch
Caps Lock Switch
Pull up/Hide IOS keyboard
Double-Click to Pull up IOS keyboard
Double-Click to Hide IOS keyboard
All Lowercase
All Uppercase
Do not convert case
Case Interchange

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Ring Barcode Scanner
2nd:Scanning following setting code
3rd:Insert the 2.4G wireless receiver into USB port in your device.
One beep show that scanner and receiver connected.
Pairing steps with receiver
Notes：When the scanner is entered 2.4G pairing status and it does not
get connected with your device within 1 minutes,it will beep twice lowly
and longly.You need to repeat above-mentioned 3 steps to make it connect
with you device.(When the scanner is in the 2.4G pairing status,
double-click can make it exit the pairing mode).
1st:Scanning following setting code

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Ring Barcode Scanner
Sound OFF
Sound ON
Vibration OFF(optional)
Vibration ON(optional)
Sleep Time Setting
1 min
5 min
10 min
30 min
Sound/Vibration Setting
Never Sleep
Sleep Immediately

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Ring Barcode Scanner
Add CR(Carriage Return)
Add LF(Linefeed)
Add CR+LF
Cancel CR+LF
Add TAB
Ending Character Setting

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Ring Barcode Scanner
English(USA)
French
Spanish
Italian
Janpanese
International Universal Keyboard
Belgian
Portuguese
English(UK)
Portuguese(Brazil)
French(Switzerland)
German
Keyboard Language Setting

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Ring Barcode Scanner
Czech
French(Canada)
Hungarian
Polish
Sweden / Finland
Spanish(Mexico)
Argentine(Latin America)
Norwegian
German(Swizerland)
Russian

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Ring Barcode Scanner
Transmission Speed Setting
Choosing the transmission speed according to the receiving speed of the device
Fast
Slow
Bluetooth Protocal
Bluetooth HID
Bluetooth SPP
Bluetooth BLE
Notes：Scanning any one of above 3 setting codes can make the scanner enter
bluetooth pairing status.
Super Slow
Middle

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Ring Barcode Scanner
Under“Normal Mode”,the data of the code you scanned will be transferred
to your device via bluetooth,2.4G or USB.A short and low beep show the data
is transferred successfully.If not,the scanner will beep 3 times shortly and lowly.
Under“Normal Mode”,if scans failure,the data you just scanned will lost.
Under“Storage Mode”,the data of the code you just scanned will be stored
in the scanner.And scanner beep once shortly and slowly after each scanning.
Scanner will beep 3 times after scanning a code if its storage space is full.
You can check the storage data amount by scanning following setting code
Working Modes
Storage Data Amount
Storage Mode
Normal Mode

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Ring Barcode Scanner
Clear Total Number Setting
CLear Total Number of Scans
Clear Total Number of Stores
Scanning following setting code to upload the data you have scanned to
your device via bluetooth,2.4G wireless or USB.
Notes：Making sure that scanner is got connected with your device.
After uploading data,the data which have been stored in the scanner
will not be deleted from the scanner
Upload Data
Scanning following setting code to clear all the data which is stored in the
scanner.All data will be deleted after scanning setting code”Clear Data”,
so please confrim that you have uploaded those data to your device if you
need them.
Clear Data

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Ring Barcode Scanner
3rd：Scanning following setting code to set the name as default.
Change Bluetooth Name
1st：Scanning following setting code”Change BT Name”
Change BT Name
2nd：Scanning a customized codes which its data is the name you want.
You can generate a customized code via barcode generator,like label shop.
Or you also can contact with us to generate a code for you.
For example：Folowing barcode’s data is “Scanner123”,after you
scanned it,the bluetooth name of your scanner will be changed to
“Scanner123”.
Scanner123
Save Setting

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Ring Barcode Scanner
2
3
4
5
6
7
8
Hide Pre-characters/Post-characters
1st：Scanning following setting code“Hide Pre-characters”or“Hide
Post-characters”
2nd：Choosing how many characters you need to hide.
1
Hide Pre-characters
Hide Post-characters

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Ring Barcode Scanner
9
10
11
12
13
14
15
16
Notes：If you need to cancel hiding characters setting,you can scan
following setting code
Cancel Hiding Pre-characters
Cancel Hiding Post-characters