Postech MS3391-L User manual

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MS3391-L
Mini Barcode Reader
User Manual

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Table of Contents
Mode settings......................................................................................................................
Bluetooth Mode....................................................................................................................................
HID Mode for IOS........................................................................................................................
HID Mode for Windows...............................................................................................................
SPP Mode for Windows................................................................................................................
HID Mode for Android...............................................................................................................
SPP Mode for Android................................................................................................................
Instruction for BIM.....................................................................................................................
USB Mode..........................................................................................................................................
USB Virtual COM Mode....................................................................................................................
U Disk Mode.......................................................................................................................................
Format Settings...........................................................................................................................
U Disk with Bluetooth Mode.............................................................................................................
U Disk with USB Mode.....................................................................................................................
Scanner Settings...................................................................................................................
Language Settings..............................................................................................................................
Date and Time Settings......................................................................................................................
Data Format Settings..................................................................................................................
Separator Symbol Settings.........................................................................................................
Time/date modifications............................................................................................................
Other Settings.....................................................................................................................................
Prefix/Suffix Settings.................................................................................................................
Numeric Barcode for Settings....................................................................................................
Buzzer Volume Settings.............................................................................................................
ID Settings..................................................................................................................................
Other...........................................................................................................................................
Disk Format........................................................................................................................
Restore Default Settings.....................................................................................................
View Software Version.......................................................................................................
Barcode Settings...................................................................................................................
LED and Buzzer Descriptions.............................................................................................
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Mini Barcode Scanner HID Mode for IOS
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Mode Setting
This Mini barcode scanner has six modes: Bluetooth mode, USB Mode, USB virtual COM Mode, U
Disk Mode, U Disk with Bluetooth Mode, U Disk with USB mode.
●Bluetooth mode
1. HID mode for IOS
(1) Turn on the barcode reader, and read below barcodes sequence, the blue LED will flash
rapidly.
Bluetooth HID Mode
Bluetooth Pairing Mode
Bluetooth Output Mode
(2) Enable the bluetooth of IOS device to pair with the barcode reader. After the pairing is
successful, you can use it in Notes/office files or other cursor blinking position. (Please follow
the steps below)
①Turn on the ipad, and find out the bluetooth option.

Mini Barcode Scanner HID Mode for IOS
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②Enable bluetooth, and the ipad will search automatically. After the searching is finished,
click the scanner’s name(CQJO Scanner) to connect.

Mini Barcode Scanner HID Mode for IOS
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③After the connection is successful, the blue LED on the scanner will be off. Then you can
use it in Notes/office files or other cursor blinking position.
Note: In android system, If the soft keyboard can not display, you need to switch the hardware
physical keyboard to OFF status. In IOS system, you can also click trigger button for four times to
hide and display soft keyboard for IOS.

Mini Barcode Scanner HID Mode for Windows
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2. HID mode for Windows
(1) Turn on the barcode reader, and read below barcodes sequence, the blue LED will flash
rapidly.
Bluetooth HID Mode
Bluetooth Pairing Mode
Bluetooth Output Mode
(2) Find out the bluetooth option in the computer, and the Windows device will search
automatically. After the searching is finished, click the scanner’s name (CQJO Scanner) to
connect.

Mini Barcode Scanner HID Mode for Windows
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(3) Computer will display “Dose the passcode on CQJO Scanner match this one?”, click “Yes”.
(4) The connection is successful, the blue LED on the scanner will be off. Then you can use it
in Notes/office files or other cursor blinking position.

Mini Barcode Scanner HID Mode for Windows
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Mini Barcode Scanner SPP Mode for Windows
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3. SPP mode for Windows
(1) Turn on the barcode reader, and read below barcodes sequence, the blue LED will flash
slowly.
Bluetooth SPP Mode
Bluetooth Pairing Mode
Bluetooth Output Mode
(2) Find out the bluetooth option in the computer, and the Windows device will search
automatically. After the searching is finished, click the scanner’s name (CQJO Scanner) to
connect.

Mini Barcode Scanner SPP Mode for Windows
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(3) Computer will display “Dose the passcode on CQJO Scanner match this one?”, click “Yes”.
(4) The connection is finished, now you need a software to help connection. Please
download the software from our website (www.posunitech.com).

Mini Barcode Scanner SPP Mode for Windows
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(5) Turn on the software “SerialToKey”, it will show that “You are using software for the first
time. Please connect the serial port manually!”, shown in the below picture. Please click
OK.

Mini Barcode Scanner SPP Mode for Windows
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(6) Please select opposite "SerialPort" number (for example: COM3), and click
"OpenSerialPort".
(7) Scanner blue LED light off when connection succeed.

Mini Barcode Scanner SPP Mode for Windows
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(8) Now you can open Notes/office files or other cursor blinking position, when scan a
barcode by scanner, the data will transfer to the document.

Mini Barcode Scanner HID Mode for Android
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3. HID mode for Android
（1）Turn on the barcode reader, and read below barcodes sequence, the blue LED will flash
rapidly.
Bluetooth HID Mode
Bluetooth Pairing Mode
Bluetooth Output Mode
Enable the bluetooth of Android device to pair with the barcode reader. After the pairing is
successful, the blue LED on the scanner will be off. Please follow the steps below.
①Find out bluetooth icon for Android device, shown in “The 1st” picture. Click to enter and
enable bluetooth, and the Android device will automatically searching, shown in “The 2nd”
picture.

Mini Barcode Scanner HID Mode for Android
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The 1st The 2nd
②After the search is completed, click scanner’s name(CQJO Scanner) to connect, then
“Bluetooth keyboard connected” will display on the soft keyboard, and the blue LED on
the scanner will be off, the connection is successful, shown in “The 3rd” picture. Now, you
can use it in Notes/office files or other cursor blinking position, shown in “The 4th”
picture.
The 3rd The 4th

Mini Barcode Scanner SPP Mode for Android
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5. SPP mode for Android
Due to some Android device can’t support Bluetooth HID protocol very well. It can not connect
bluetooth scanner with HID mode. In general, Android support SPP protocol very well.
（1）Turn on the barcode reader, and read below barcodes sequence, the blue LED will flash
slowly.
Bluetooth SPP Mode
Bluetooth Pairing Mode
Bluetooth Output Mode
（2）Please download the BIM (Bluetooth Input Method) to android device from our website, or
get it from our sales, then install BIM to your smartphone and run it. And then please
follow the wizard to connect barcode scanner to finish the connection.
After the connection is successful, the blue LED on the scanner will be off.

Mini Barcode Scanner Instruction for BIM
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（3）User manual for Bluetooth Input Method (BIM) in Android device
1.Please download the software BIM.apk from our website and install it to your smartphone, open
the BIM, shown in “The 5th” picture.
2. Now you have two methods to connect scanner, please follow the steps below:
Way 1:
①Click the menu key in the upper left corner, complete the following steps in order in the
pop-up window, shown in “The 6th” picture.
The 5th The 6th
②Click “Activate BIM”, and then add BIM input method in picture "the 7th".
③Click “Search bluetooth” in “The 6th” picture, shown as “The 8th” picture, please select
inputmethod, click “SELECT”.

Mini Barcode Scanner Instruction for BIM
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The 7th The 8th
④Choose the BIM in “The 9th” picture, and then the interface automatically pops up the
Bluetooth search window, shown in “The 10th” picture, select scanner’s name to connect. The
interface will pop up matching information (988359 is a randomly assigned password), click “PAIR”
to complete the match, shown in “The 11th” picture.
The 9th The 10th
⑤Connection successful! shown in “The 12th” picture. The blue LED on the scanner will be

Mini Barcode Scanner Instruction for BIM
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off.
The 11th The 12th
Way 2:
①If you have Bluetooth address two-dimensional code of a scanner, please click the scan frame
in the upper right corner in “The 5th” picture, and click “CONTINUE” in “The 13th” picture. Please
scan the Bluetooth address code, shown as “The 14th” picture.
The 13th

Mini Barcode Scanner Instruction for BIM
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②The interface will pop up matching information, click “PAIR” to complete the match. Shown
in “The 15th” picture.
The 14th The 15th
③It will show “Connection successful”, the blue LED on the scanner will be off. Now you can
scan the barcode to the text box or notepad, word..., shown in “The 16th” picture.
Note: If it doesn’t connect automatically, click “BT” in “The 11th” picture, and click
“Connect”.
3. Click “BT” in the lower left corner in “The 16th” picture, shown as “The 17th” picture, click
“Open”/ “Close” to turn on / off the suspension button, you can click on the white circle to scan
barcode. Click “Swith”, you can view all the scanners that have been paired, and replace the scanner
at will.