In the Pax, there are two option to open the main menu: -

a) click on the menu. then it will ask you to enter a password. If it will not ask you about entering a password. follow step B or if it will ask you about entering password skip step B. follow step 2. b) hit FUNC and 1 both key push together then it will ask you enter a password. Follow step 2.

1. Enter today’s date as a password. for example, today’s date 08/27/2017. You will have to type 08/27/2017 date. If Pax says the wrong password then try next day date as a password. For example, tomorrow’s date 08/28/2017 so, you will have to type 08/28/2017.
2. It will popup main menu. Then, click on down arrow which is left side from the menu.
3. You will see the system setting. Then, click on the system setting.
4. Now, you will see date/time setup. Then, click on date/time setup
5. It will popup first date setup. Then, if you want to change the date you will have to hit the yellow button which is left side from the green button. It will help you to erase the old date.
6. Then you could type a new date what you want to set up in the Pax. (yellow button is for erase the date).
7. After you set the date then hit the green button.
8. Same thing with the time you will have to hit the yellow button which is left side from the green button it will help you to erase old time and then you could type new time what you want to set up in the Pax.
9. After set time then hit the green button.
10. Then get out from Pax menu. Click the red button until you will see Pax main screen.