Verifone V400M
Updated over a week ago

This article will help you get familiar with the Verifone V400M terminal.

Insert the receipt paper roll

> Please use: Receipt paper roll 57 x 40 mm (Width x Diameter)

  1. Pull up the latch of the paper compartment and swing the cover downwards.

  2. Insert the paper roll making sure the paper sticks out a bit.

  3. Close the cover of the paper roll compartment.

Admin Menu

> You'll need the Admin menu on the terminal for various tasks.

To open the Admin menu:

  1. Select 9 and then the Confirm key.

  2. Enter the Admin menu passcode and select the Confirm key.




Configure network settings.
Run diagnostic connection tests.


Update the terminal software.


Update, view, or remove the configuration.

You can view the configuration version, the installed software release, and hardware details such as the unique terminal ID.


View and print transaction totals.


Get an overview of transactions stored on the terminal.

Re-print the receipt for a transaction.

Turn off the terminal.

Turn off the terminal.

Connect to your network

  1. Go to the Admin menu.

  2. Select Network > Wi-Fi. You can now:

    • Turn Wi-Fi on or off using the Wi-Fi toggle switch.

    • Click on the ➕ to see a list of WiFi networks available.

    • Choose the right network and enter password to connect to the network.

Test the payment platform connection

> Payments are processed on the Adyen payments platform.

To test the connection with that platform:

  1. Go to the Admin menu.

  2. Select Network > Diagnostics > PSP connection.

  3. Check whether all items have a green check mark and the overall result is Success.


    Don't worry if Receiving data has a red cross and the result is No Error.


    The terminal successfully connected with our platform.

Test the Terminal API connection

To verify on the physical terminal whether it has a live cloud connection to Terminal API.
Run a Terminal API connection test:

  1. Check the icons in the top row of the terminal display.
    There should be a cloud icon ☁️ .

  2. Go to the Diagnostics menu.

    • On a non-Android terminal, go to the Admin menu and select Network > Diagnostics.

    • On an Android terminal, go to Settings and select Diagnostics.

  3. Select Terminal API.
    The items API enabled, WebSocket enabled, and WebSocket connection should all have a green check mark


Device info

To view information about the terminal:

  • Select 5 and then the Confirm key.

A screen similar to the one shown here appears, with:

  • Model, serial number, and IP address of the terminal.

  • Software version and configuration version that the terminal currently uses.

  • Merchant account and store that the terminal belongs to.

  • A button to show a QR code with device info.

View, print, and reset totals

> The terminal can generate a Totals report. This gives an overview of the total amounts for sales, refunds, gratuities (tips), and cancellations that the terminal processed since the last reset of the report. By resetting the report, you can use this functionality to get day totals or shift totals.

To obtain the Totals report:

  1. Go to the Admin menu.

  2. Select Totals.

  3. Select an action:

    • View: shows the Totals report for the period shown at the top of the report.

    • Print > Yes: prints the Totals report.
      (Optional) To reset the counter after printing the (day or shift) totals, select Yes at the Reset totals? prompt.

    • Reset > Yes: starts a new reporting period. The totals from the previous period are no longer shown.

  • To automatically reset the Totals every day at a specific hour, contact us.

Reprint transaction receipt

To print another copy of the shopper or merchant receipt for a specific transaction:

  1. Go to the Admin menu.

  2. Select Transactions.

  3. Select the transaction that you want to reprint a receipt for.

  4. Select Receipts and then the receipt you want to print: Shopper receipt or Merchant receipt.

  5. Select Print.

  6. Select Cancel to go back to the point where you can select and print the other receipt, or select Cancel repeatedly until the Admin menu closes.

Turn on/off

If you turn on the payment terminal for the first time or after it was off for a long time, it may make a maintenance call to synchronize the configuration and update the software. This can take 10 to 20 minutes.

When connected to a power supply, the battery charges. An icon at the top of the display indicates the battery charge level.

Turn on the terminal:

  • Connect the terminal to a power supply.

  • Press and hold the Confirm key until the display turns on. The battery charge level needs to be high enough for the terminal to turn on.

  • During startup, the display turns on and off a few times.

Turn off the terminal:

  • Go to the Admin menu and select Power off.

  • Press and hold the Cancel key until (after 5 - 20 seconds) the display turns off.

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