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).