Devajoo: Change Comm Type / Mode and Change Comm Priority

Change the comm priority between IP and dial and disable different comm types

Last Updated: May 31, 2024

What's in this article?

Make the 1st and 3rd connection priorities match! Failure to make the 1st and 3rd priorities match will result in connection issues

It is best to set the communications priorities match the Auto Download communications Priorities.

Select the option you wish to use in order to see the instructions:

  • From the DVMMs
    1. On the main screen press the green OK button to get to the Core Menu
      • If the green OK button does not work try...
        • On Aura non-touch models press F1 for Core
        • On Aura Touch Models tap the 3 lines at the bottom of the screen
       
    2. Press 4 for Utility
    3. Key in manager password 1234
    4. Press 3 for Communications
    5. Press 3 for Remote Parameters
    6. Select Credit / Debit / EBT
    7. In the Comm. Services menu, select payment processor (TSYS, Paymentech, etc. Usually the first option)
    8. Press 1 for Priority
    9. Select which priority you would like to adjust
      • 1 for Primary
      • 2 for Secondary
      • 3 for Tertiary (Should match the first connection type)
    10. Select communication type to use
      • Options vary by terminal

    Note: Please have the file updated to match so that the settings do not revert back

    1. On the main screen press the green OK button to get to the Core Menu
      • If the green OK button does not work try...
        • On Aura non-touch models press F1 for Core
        • On Aura Touch Models tap the 3 lines at the bottom of the screen
       
    2. Select Utility
    3. Enter the Password 1234
    4. Select Communications
    5. Select Remote Parms
    6. Select Steam
    7. Select Priority
    8. Select Primary
    9. Select the primary connection type that the merchant wishes to use (i.e. ETH, Wifi, or Modemtcp/dial)
      • The terminal will confirm choice on screen and read ""Set to ____"" 
      • The screen will clear on its own and go back to the priority selection. So just wait
    10. Select Secondary
    11. Select the secondary connection type that the merchant wishes to use (i.e. ETH, Wifi, or Modemtcp/dial
      • The terminal will confirm choice on screen and read ""Set to ____"" 
      • The screen will clear on its own and go back to the priority selection. So just wait 
    12. Select Tertiary (Should match the first connection type)
    13. Select the tertiary connection type that the merchant wishes to use (i.e. ETH, Wifi, or Modemtcp/dial
      • The terminal will confirm choice on screen and read ""Set to ____"" 
      • The screen will clear on its own and go back to the priority selection. So just wait 
    14. Hit the Yellow button twice
    15. Select Credit/Debit/EBT
    16. Select the Processor (TSYS or Vantiv) that applies
    17. Select Priority
    18. Select Primary
    19. Select the primary connection type that the merchant wishes to use (i.e. ETH, Wifi, or Modemtcp/dial)
      • The terminal will confirm choice on screen and read ""Set to ____"" 
      • The screen will clear on its own and go back to the priority selection. So just wait
    20. Select Secondary
    21. Select the secondary connection typethat the merchant wishes to use (i.e. ETH, Wifi, or Modemtcp/dial
      • The terminal will confirm choice on screen and read ""Set to ____"" 
      • The screen will clear on its own and go back to the priority selection. So just wait 
    22. Select Tertiary
    23. Select the tertiary connection typethat the merchant wishes to use (i.e. ETH, Wifi, or Modemtcp/dial
      • The terminal will confirm choice on screen and read ""Set to ____"" 
      • The screen will clear on its own and go back to the priority selection. So just wait 
    24. Hit the Red X key until you have exited the menu and are back on the Sale Screen
    1. Log into the Appropriate MMSx account for the reseller
      • Note: Access to MMSx is very limited. Check with a TR if you do not have a login for the partner with whom you are working
    2. Locate the terminal by searching either the TPN or SN of the device
    3. Locate the Receipt setting you wish to update
      • This is typically located in the second tab
        1. Expand the option under the second tab
        2. Expand the Common Option
    4. If the options are not there you will want to Add the Parameter
      Dejavoo: Add or Remove a File Parameter via the DvMMS
      Public | Aug 15, 2025

      Note: You must have access to the MMSx for the reseller of whom you are attempting to update the file in order to complete this process

      If a parameter is not available in the Add Parameter option you will need to contact the partner to have the parameter option added to the file template

      • Add a Parameter
      • Remove a Parameter
        1. Log into the Appropriate MMSx account for the reseller
          • Note: Access to MMSx is very limited. Check with a TR if you do not have a login for the partner with whom you are working
        2. Locate the terminal by searching either the TPN or SN of the device
        3. Select Add Parameter
        4. Locate the Parameter you wish to add and check its Checkbox
          • Note: The parameter will be located underneath the same option as you would find the parameter inside the file
        5. Click Close

        When removing a parameter from the file, you are really just hiding it. The parameter is always there, it is just not visible. You will not be able to remove all parameters

        1. Log into the Appropriate MMSx account for the reseller
          • Note: Access to MMSx is very limited. Check with a TR if you do not have a login for the partner with whom you are working
        2. Locate the terminal by searching either the TPN or SN of the device
        3. Select Add Parameter
        4. Locate the Parameter you wish to remove and un-check its Checkbox
          1. Note: The parameter will be located underneath the same option as you would find the parameter inside the file.
          2. If you do not see the option or its checkbox, it can not be removed.
        5. Click Close




    5. Update the Following Parameters as desired
      1. Connection_Priority_1
        • Dial
        • Ethernet
        • WiFi
        • GPRS
        • USB
      2. Connection_Priority_2
        • Dial
        • Ethernet
        • WiFi
        • GPRS
        • USB
      3. Connection_Priority_3 (Should match the first connection type)
        • Dial
        • Ethernet
        • WiFi
        • GPRS
        • USB
    6. Select Save terminal
    7. Preform a Partial download on the terminal to have changes take effect
      Dejavoo: Full or Partial Download
      Public | Aug 18, 2025

      "

      All Downloads

      • Settle the batch before downloading
        • Failure to close the batch can result in lost transactions 
      • The File must be unlocked before it can be downloaded
      • When creating a File build request:
        • Provide merchant with case #
        • Provide merchant call-back information
        • Let the merchant know that file builds can take 24-48 hours
        • Have the merchant call you back at their Convenience to download the file
      • Once unlocked, the file will remain unlocked for 24 hours  

      STAX Terminals: If a site has STAX and is using FDO processing with Datawire a Full-download will break the Datawire connection, and require re-registration. Please consult a TR before doing a full download.

      1. Close batch on terminal
          Dejavoo: Settle an open batch     Internal  |  May 15, 2024  |   


      2. **If on a QD Terminal** Open the Aura App
      3. From the main screen Navigate press the green OK button to get to the Core Menu
        • If the green OK button does not work try...
          • On Aura non-touch models press F1 for Core
          • On Aura Touch Models tap the 3 lines at the bottom of the screen
      4. Press 4 for Utility
      5. Key in terminal password (1234) and press the green OK button.
      6. Press 2 for Software Download
      7. Press 1 for Connect
      8. On the Connect screen, select the appropriate method
        • 1 for Ethernet
        • 2 for Dial
        • 3 for WiFi
        • 4 for USB
      9. On the Select Type screen, select the type of download
        • 1 for Full
        • 2 for Partial
      10. If the terminals prompts to close batch, select Yes.
      11. On the Enter TPN screen, either confirm the existing TPN# or key in a new number. Press the green OK button to confirm.
      12. If terminal prompts to ""Apply Download?"", select Yes.
      13. If terminal prompts to ""Apply Updates?"", select Yes.
      14. Terminal will now display Connecting with a status bar or percentage. When the download completes, the terminal will boot back to the main screen.

      For Indeflex merchants: Make sure Edit Tip has been added to Favorites menu (for Restaurants using tips) after download

      Common Errors:

      • DOWNLOAD FAILED: Verify network connectivity. If using a phone line or WiFi, try connecting to ethernet.
      • If the download fails when using a Dial connection confirm no other device/phone is using the line and retry at least once
      • Make sure time and date are correct.
      • If the download fails when using a USB drive attempt to plug in the USB drive to a computer and verify the device can be read and there are files on the drive
      • USB requires a Micro USB A Male to USB A Female dongle in order to plug in the thumb drive into the terminal 
      • Rebooting the Terminal with a USB thumb drive plugged in will prompt for download.


      • ""Application Update Failed with Code 2"" - to clear this error follow the steps below:
        1. Clear the credit/debit application.
            Dejavoo: How to Delete Apps     Internal  |  May 15, 2024  |   



        2.  Reattempt a Full Download on the TPN.

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