MINJCODE MJ2840 User manual

MJ2840 CCD 2.4G
Barcode Scanner Manual
V. 1 0
E-mail: [e-mail]
Web：www.minjcode.com

Contents
TechnicalParameter
Packing list
Battery Charging
Set Up Step
FAQS
Troubleshooting
Optional Function settings
1. Upload Mode Setting
1.1 Instant Upload Mode Setting
1.2 Storage Mode Setting
2. Scanning Mode Setting
2.1 Manually Triggered Mode (Default)
2.2 Continuous Scan Mode
3. Duplicated Barcode Detection
4. Beep Setting
5. Keyboard Language Setting
6. Case Sensitivity Setting(Direct Scan Code Setting)
7. Power Off Settings
8. End Character Setting
9. Barcode Types Enable/Disable
3
4
4
5
6
7
8
8
8
8
10
10
10
10
12
12
13
14
14
15
10.Data Editing 38
11.Appendix F 39

In order to correctly use the bar code scanner, please read the instruction carefully
and do not arbitrarily scan the settings code otherwise some settings may not be
available temporarily.
Please keep this instruction for reference in the future.
If you have any question or concern about the operation of the scanner, please contact
us at following Email:
[email protected]
www.minjcode.cn
You are suggested to write down the model & the specific scenario and consult the
maintenance person should you find the scanner abnormal.

Technical Parameter
：
Mfr P/NMJ2840
Radio Frequency 2.4Ghz Wireless
wireless Range
Indoor 60m, outdoor 100m
Memory 100000 barcodes
Battery capacity 2000mAh
Charging power
DC 5V 400mA
Standby current 18uA-25uA
Working current 15-50mA
Printing Contract
>25%
Light source
LED Light
LED life 12000 hours
Button life 8000,000 times
Resolution
≥4 mil
Scanning width 30cm
CPU ARM 32-bit Cortex
Bit Error rate
1/20million
Decoding speed
10ms/times, Continuous static decoding without interval
Scanning angle rotor angel±30°, inclination±60°, declination±60°
Drop test
1.5 m
Full charge on work
18 Hours
Certificate CE, FCC，RoHS，IP54
Applicable 1D barcode
EAN13、EAN8、UPC-A、UPC-E0、UPC-E1、
Code128、Code39、Code93、CodaBar、Interleaved 2 of
5、Industrial 2 of 5、Matrix 2 of 5、Code11、MSI-
Plessey、Standard 2 of 5、Plessey、China Post、GS1
Databar(RSS-Expand, RSS-Limited, RSS-14)

Packing list:
·Barcode scanner*1
·USB Cable*1
·Instruction Manual*1
·USB Wireless receiver *1
Battery & Charging:
The scanner is powered by 2000mAh chargeable battery.
Please ensure that the scanner has enough power before use.
Low battery level indication:
The red indicator light flashes three time, the buzzer would sounded 3 times,
it indicates that the power is less than 30%.
Please charge the scanner as soon as possible.
The red light flashes 5 time, the buzzer would sounded 5 times and then cut down
automatically, it indicates that the power is less than 20%. The scanner cannot be
powered as it enter into low voltage cutoff mode. Please stop scanning and charge the
scanner.
Charging indicator:
The red indicator light on the top of the scanner will stay on during the charging
process, and it will go off when the scanner is fully charged.
NOTE:
1. Please use computer USB interface or special 5V DC power adapter for charging,
the abnormal power will cause permanent damage to saner and battery.
The USB cable can be used for charging, as well as transmitting data.

Set Up Step:
The scanner has been paired with the receiver, and set up already.
Step 1. Power on the scanner by pressing the button. The buzzer has a triple beeps,
the blue light on the top of scanner will be on.
Step 2. Insert the USB receiver into the USB port of computer.
Step 3. Open notepad on computer and move cursor to the blank where scanning
output should be placed. Scanning results can be displayed on computer then.
If the barcode does not displayed, please set up the scanner again according to the
following steps.
Step 1. Unplug the USB receiver and plug it in again.
Step 2. Scan these codes in order.
Scanner Factory Reset
Pairing
Step 3. Open Word on computer, move cursor to the blank, scan a barcode to see if
it can be uploaded.

FAQs:
Q1. Why does scanner not read the barcode exactly. When I use the scanner to
read a barcode of an item, I get a different result from the barcode itself.
Example 1.There are two separate barcodes together. It scanned the first 12 digits in
the barcode but not the last five.
Solution: Please scan the code" EAN13-5 enable extra code" on page 16.
Example 2. The scanner is set with prefix or suffix.
Solution: Please scan the code "Scanner Factory Reset" on page 5.
Example 3. Set the corresponding country or region language and keyboard.
Solution: Please scan the barcode of your desired language in the keyboard language
setting on page 13.
If that is not your case, please send us a clear picture of the barcode and the result you
get, our customer service will help you to solve the problem.
Q2. Some barcodes can not be read, why?
Answer:
A. Incomplete and unclear barcodes might not be read.
B. It is possible that the setting is off by default for some barcode types which are not
commonly used. You need to activate a specific barcode type to get it working.
Please feel free to contact our Customer Service Team for further assistance if you
don't know the exact type of barcode that you are referring to.
Q3. Is there any barcodes to remove auto-enter after every scanning?
Answer:
To remove the auto-enter, please read the code" Disable suffix" on page 14.

Troubleshooting
：
Problem
Possible Reason
Solution
Power on the scanner, the
scanner has no reaction. The
buzzer does not beep, the
blue light on the top of
scanner does not turn on, the
red scanning laser does not
show up.
The battery run out. Connect the scanner to PC's USB
port for charging via USB cable
The scanner can not hold the
charge.
The PC' s USB port is out
of condition.
Connect the scanner to another USB
port for charging.
The USB cable is out of
condition.
Contact
[email protected]
for the replacement.
Scanner and USB receiver
are all in good condition. But
the barcode can not be sent
to my computer.
The scanner failed to match
the USB receiver.
1. Unplug the receiver and plug it
in to PC' s USB port
2. Re-pair
The scanner was set to
storage mode, scanned data
will be kept in the buffer of
scanner.
Please follow the settings on page 9.

Optional Function settings
Settings of the barcode scanner can be changed by scanning the setup barcodes
included in this manual.
1. Upload Mode Setting
1.1. Instant Upload Mode: Read barcodes and upload it straight to the file you have
opened.
** To set the scanner to upload barcode instantly, scan the following code:
Instant upload mode
Scanning indication:
(1) The buzzer emits a sound like "DI" when the barcode is uploaded successfully.
(2)The buzzer emits a sound like "DI-DI-DI" when the barcode can not be uploaded.
Note 1:
The transmission speed between every character can be changed by scanning the
following code. If some characters are missing, please set the scanner to lower
transmission speed. The higher the value, the slower the speed is.
Please make sure that the USB receiver is plugged.
High speed Medium speed
Low speed Slow speed
1.2. Storage Mode: Read barcodes and store the barcodes in scanner’s own
memory. You can upload the data to computer in batches when you need them.
Internal storage saves up to 100,000 barcodes.
Note:
In storage mode, the barcode will be stored in the scanner and will not come up on
your computer instantly. The barcode comes up on your computer only when you scan
the settings code "upload data".

* *To convert scanner from "instant upload mode" to "storage mode", scan the
following barcode "Storage mode ".
Storage mode
*Put the cursor in the blank, and then scan code below to upload data.
Upload data
*Put the cursor in the blank and then scan the code below to show total number of
stored barcode.
Show total storage
*Scan the barcode "Zero clearing" to clear all stored barcode. (for storage mode only)
Zero clearing
Scanning indication:
(1) The buzzer emits a sound like "DI" when the barcode is saved successfully in the
built-in memory of the scanner.
(2) The buzzer blared for three seconds when the barcode can not be saved in the
built-
in memory of the scanner. The space of memory is not enough and cannot store any m
ore barcodes. Please upload the saved barcode by scanning the code "Upload Data" a
nd then clear the saved barcode by scanning code " zero clearing".
Note 1:
In storage mode, the transmission speed between every barcode can be changed by
scanning the following code. The higher the value, the slower the speed is.
Note 2:
If the character upload speed (on page 8) is set to a slower speed, and the barcode
upload speed is set to a higher speed. When uploading data in storage mode, the data
maybe be lost. If some character or barcode are missing, please set the scanner to
lower barcode transmission speed.

Please make sure that the USB receiver is plugged.
High speed Medium speed
Low speed Slow speed
2. Scanning Mode Setting
2.1. Manual Trigger mode (default):
User Press the trigger, the scanner will emit a red laser to read the barcode. When user
release the trigger, the red laser will go off.
** Scan the following codes to set the scanner to Manual trigger mode .
Manual trigger mode (default)
2.2.Continuous Scanning Mode
There' s no need to click the trigger in this mode. The red laser of the scanner will be
on all the time.
** Scan the following codes to set the scanner to Continuous Scanning Mode.
Continuous Scanning Mode
3. Duplicate Barcode Detection
**If you scan the setup barcode" Same Barcode Detection-
open " the scanner can not upload the barcode it has read before unless scan different
barcode and then go back ,or turn off the scanner and then turn it on.

**If you want the scanner able to read the same barcode at a certain time interval, you
can choose an interval of 0.5 second, 1 seconds ... or a longer period of time.
For example, " Same Barcode Detection-
3 seconds" , scanner will read the same barcode again after every 3 second. The c
alculation of time starts from scanning the bar code, regardless of whether the bar co
de is scanned successfully or not, it is calculated from the last scan.
** Scan " Same Barcode Detection-Off " to turn off this function.
Same Barcode Detection-Off Same Barcode Detection-On
Note: The same barcode delay duration can be set only after scan the "same barcode detection-open"
is enabled.
Same Barcode Detection-0.5s Same Barcode Detection-1s
Same Barcode Detection-3s Same Barcode Detection-5s
Same Barcode Detection-permanent

4. Beep Setting
**Scan one of the following bar codes to adjust the scanner to turn on or off the boot prompt beep
upon successful startup.
Boot prompt buzzer-On Boot prompt buzzer-Off
**Scan one of the following barcodes to adjust the LED/buzzer when the scanner is successfully
read.
LED indicating successful reading-On LED indicating successful reading-Off
Buzzer indicating successful reading-On Buzzer indicating successful reading-Off
5.Keyboard Language Setting
The scanner support 14 international keyboards:
You are suggested to set the keyboard type of the scanner to be in agreement with
that in real use by scanning the correspondent barcode listed below.

6.Case Conversion Setting(Direct scan code setting)
7.Power Off Settings
National Keyboard Setting (direct scan code setting)
%%EN
English
%%GE
German (Germany)
%%FR
French (France)
%%IT
Italian (Italy)
%%PT
Portuguese (Portugal)
%%ES
Spanish (Spain)
%%FI
Finland
%%CS
Czech Republic
%%JP
Japanese
%%ESM
Spanish (Mexico)
%%PTB
Portuguese (Brazil)
%%NW
South Sami (Norway)
%%TRQ
Turkish Q keyboard
*%%WINDOWS
Windows operating system adaptive keyboard (to ensure that
the small keyboard is valid)
%%NO_CASE
Case no conversion
%%TG_CASE
Case Reverse
%%BG_CASE
All Capital
%%SM_CASE
All lowercase

The scanner will be powered off if there is no operation on it over 5 minutes.
Short press on the trigger can wake it up.
Scan one of the following barcode to set the time interval, when it's idle exceeding
the time interval you set, the scanner will be power off.
Setting method: scan"Set Sleep Time" first and then scan " XXs Automatic power off".
Set Sleep Time
20s Automatic power off 30s Automatic power off
5mins Automatic power off 20mins Automatic power off
Never power off
8. End Character Setting
By default, the scanner is sending a 'carriage return' after scanning a code (the same as
pressing the 'enter' key).
CR/ENTER (default) CR+LF
Tab Disable suffix
To add Carriage Return, please read code " Add Carriage Return" .

To remove Carriage Return,please read code " disable suffix".
9.Barcode Types Enable/Disable
The code beginning with word "*" is the default settings.
(1). EAN13
①
.Enable and disable of reading function
Customers can scan the following setting codes to enable or disable the EAN13 bar code
reading function.
**Enable to scan EAN13 Disable to scan EAN13
②
. Enable and disable of extra-code forced output function
Customers can scan the following setting codes to enable or disable the EAN13 extra-code
forced output function.
EAN13 force enable extra-code **EAN13 disable extra-code
Customers can scan the following setting codes to enable or disable the configuration of
EAN13.
EAN13-2 enable extra-code **EAN13-2 disable extra-code
EAN13-5 enable extra-code **EAN13-5 disable extra-code
③
. Enable and disable of check bit output function

**EAN13 enable check bit EAN13 disable check bit
(2). EAN8
①
. Enable and disable of reading function
Customers can scan the following setting codes to enable or disable the EAN8 bar code reading
function.
**Enable to scan EAN8 Disable to scan EAN8
②
. Enable and disable of extra-code forced output function
Customers can scan the following setting codes to enable or disable the EAN8 extra-code
forced output function.
EAN8 force enable extra-code **EAN8 disable extra-code
Customers can scan the following setting codes to enable or disable the configuration of EAN8.
EAN8-2 enable extra-code **EAN8-2 disable extra-code
EAN8-5 enable extra-code **EAN8-5 disable extra-code
③
. Enable and disable of check bit output function

**EAN8 enable check bit EAN8 disable check bit
(3). UPCA
①
. Enable and disable of reading function
Customers can scan the following setting codes to enable or disable the UPCA bar code reading
function.
**Enable to scan UPCA Disable to scan UPCA
②
. Enable and disable of extra-code forced output function
Customers can scan the following setting codes to enable or disable the UPCA extra-code
forced output function.
UPCA force enable extra-code
**UPCA disable extra-code
Customers can scan the following setting codes to enable or disable the configuration of U PCA
extra-code.
UPCA-2 enable extra-code **UPCA-2 disable extra-code
UPCA-5 enable extra-code **UPCA-5 disable extra-code
③
. Enable/disable the UPCA conversion EAN13

Customers can scan the following setting codes to enable or disable the UPCA conversion
EAN13.
Enable UPCA conversion EAN13 **Disable UPCA conversion EAN13
④
. Enable and disable of check bit output function
**UPCA enable check bit UPCA disable check bit
(4) .UPCE0
①
. Enable and disable of reading function
Customers can scan the following setting codes to enable or disable the UPCE0 bar code
reading function.
**Enable to scan UPCE0 Disable to scan UPCE0
②
. Enable and disable of extra-code forced output function
Customers can scan the following setting codes to enable or disable the UPCE0 extra-code
forced output function.
UPCE0 force enable extra-code **UPCE0 disable extra-code
Customers can scan the following setting codes to enable or disable the configuration of
UPCE0 extra-code.

UPCE0-2 enable extra-code **UPCE0-2 disable extra-code
UPCE0-5 enable extra-code **UPCE0-5 disable extra-code
③
. Enable and disable of check bit output function
**UPCE0 enable check bit UPCE0 disable check bit
(5). UPCE1
①
. Enable and disable of reading function
Customers can scan the following setting codes to enable or disable the UPCE1 bar code
reading function.
**Enable to scan UPCE1 Disable to scan UPCE1
②
. Enable and disable of extra-code forced output function
Customers can scan the following setting codes to enable or disable the UPCE1 extra-code
forced output function.
UPCE1 force enable extra-code **UPCE1 disable extra-code
Customers can scan the following setting codes to enable or disable the configuration of
UPCE1 extra-code.