- Pax S300 and D210 terminal
- Hold down the blue function (FUNC) key while simultaneously pressing the 1 key or on some models press and hold the green button while simultaneously pressing the 1 key.
- This will take you to the Main Menu. If you are in the Function Menu it is the wrong menu screen.
- The terminal will prompt you to enter in the device’s password.
- the default password is the current date in the format of mmddyyyy
- Press the green enter key to confirm the password.
- Scroll to down and Select Hosts Settings.
- Enter in the password again and press green enter key.
- Select Host Parameters
- Select Merchant Number