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How do you unlock the keyboard on a Verifone vx520?

Author

John Castro

Published Feb 22, 2026

How do you unlock the keyboard on a Verifone vx520?

Steps to Unlock the Vx 520:
  1. Push the eight button again.
  2. Enter the password, which is one, alpha, alpha, six, six, eight, three, one, and enter.
  3. Select 'no' to unlock. That will unlock the keyboard, and processing transactions can continue.

Accordingly, what is the default password for Verifone vx520?

1 alpha alpha 66831

One may also ask, how do I reset my Verifone VX 520? Verifone Vx 520 Rebooting Loop fix

  1. Plug the power cord in again, then hold Enter and 7 together to display the password entry screen.
  2. Key in the password: Press 1, Alpha, Alpha, 6, 6, 8, 3, 1, and then press the green Enter key.
  3. Note: Asterisks appear on the screen as the password is keyed in.

Furthermore, how do I type letters on my Verifone vx520?

To insert letters and special characters, press the number with the desired character once, and LILA3 until the appropriate character appears. To switch capital letters into lower case letters, press LILA4. The terminal is switched on by pressing the Enter key for a while or by connecting it to the power cord.

What is Verifone password?

Z66831

How do I troubleshoot my Verifone vx520?

Troubleshoot phone line-connected VX 520 terminals
  1. Unplug the phone cord from the terminal.
  2. Unplug the power cord from the terminal.
  3. Wait for 30 seconds.
  4. Plug in the power cord.
  5. Wait until the Commserver screen appears.
  6. Plug in the phone line.
  7. Try again to process a transaction.

How do I use Verifone vx520 offline?

How to Process an Offline Transaction -Verifone VX Terminal
  1. Press More key (1st purple key on left until Offline)
  2. Select Offline.
  3. Enter Amount $
  4. Press Enter.
  5. Confirm amount $ by selecting Yes (F1)
  6. Enter credit card #'s.
  7. Enter.
  8. Select Credit (F1)

How do I reboot my Verifone mx915?

On the terminal's keypad, hold down the 1,5, and 9 keys simultaneously. When the terminal prompts for a password, enter 166832 and press the green “enter†button on the keypad. An admin screen will appear with 3 options: Run App, Reboot, and Log Out.

How do I contact VeriFone?

Just determine the program that best fit your needs. Then, when you need help, simply place one call into the Verifone Help Desk at 1.800.VERIFONE. If your problem requires on-site diagnostics or support, a Verifone Authorized Service Contractor will be dispatched to your site.

How do I connect my VeriFone v240m to WiFi?

  1. Navigate the following sequence of menus by pressing on the idle screen: Menu > Management > Settings > Communication.
  2. Enter password of '123456' (Unless you set your own password at the point of installation).
  3. Select WiFi > Configuration > WiFi Scan.
  4. Select the name of the router you want to use and press Add.

How do I change my vx520 to Ethernet?

* Ethernet cable must be purchased separately.
  1. Remove the cover from the bottom of the terminal.
  2. Connect an ethernet cable to the 'ETH' port OR the included phone line cable to the phone port.
  3. Plug the other end of the ethernet cable into an open numbered port on the router.
  4. Connect the power adapter to the round port.

Where is the terminal ID on a vx520?

You can find your Terminal ID or Merchant ID / TSP number on all of your transaction and settlement receipts. If your terminal is connected to the Verifone network, your Terminal ID will show on the receipt as 'TSP'. Your Merchant ID will show on the receipt as 'MID'.

How do you reset a Verifone PIN pad?

There are three simple steps to restarting a malfunctioning Verifone credit card terminal.
  1. Press the 1, 5, and 9 keys on the Credit Card Terminal keypad at the same time.
  2. When the password screen comes up after a few seconds, press the X key on the keypad.

Does the Verifone VX520 use ink?

The Vx520 has a thermal printer, meaning that it does not take any ink or ribbons. Only thermal paper rolls can be used.

Why is my Verifone not working?

One of the quickest ways to troubleshoot a Verifone Vx 520, is to: Unplug the terminal from the power source, let it sit for about 30 seconds, Plug it back in, and allow the terminal to reboot. Go back to the soft pay screen, and then they select the sales screen.

How do I reset my credit card reader?

Restart / Reboot the Credit Card Reader
  1. Press and hold the .,#* and yellow buttons on the credit card reader at the same time until the reader chimes.
  2. Release the buttons after you hear the chimes. The reset begins.
  3. When the credit card reader has been reset the main screen will display.

How do I reset POS terminal?

How to reset your credit card machine / card terminal
  1. On each terminal, press the MENU button twice and select F3 for SUPERVISOR.
  2. On each terminal, press the MENU button twice and then select the “select function†option.
  3. Press the MENU button twice, then select “select function†option.

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