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Plug the USB Dongle to a free USB port of a host computer. The 

MS842P is now ready to use.

SETUP AND INSTALLATION

Connect the power supply cable to the bottom of the MS842P and to 

an electrical outlet. Charge for at least 5 hours.

The Unitech MS842P Wireless Scanner

Installation Instructions & Popular Configuration Barcodes

Scan the barcode on the USB Dongle. 

The following steps will walk you through the installation process. 

Power On

Step 1:

ChargE

Step 2:

SETTINGS AND CONFIGURATION

The following section covers the most common 

configuration settings for your MS842P scanner. 

For additional configuration options please visit 

unitechscanners.com/MS842P

 and select the 

“Download” tab. You will find the User’s Manual and a 

variety of other resources.

 

Switch the power button to the on position. 

Flash Mode

Scan here to switch to Flash Mode from the default Trigger Mode. In 

Flash mode, the MS842P will function automatically. It will scan at a 

set interval.

Flash Mode

Scan here to switch back to Trigger Mode. In Trigger Mode, the 

MS842P will scan only when the scanner button is pressed.

Trigger Mode

 Manual Trigger

Tab Mode

You may wish to set your scanner to “Tab Mode.” In this mode, data 

will tab over to the next column as you scan instead of jumping to 

the next line. Scan here to switch to Tab Mode from the default Enter 

Mode.

Tab Mode

MS842P 

Quick Start Guide

Connect dongle to host

Step 4:

Scan Dongle

Step 3:

Open a word processing program such as Microsoft Word or 

Notepad on your host. Now scan the following barcode:

Test & Finish

If the word “Unitech” appears on the screen you have succesfully 

installed your scanner. Congratulations!

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