Troubleshooting

If your device isn't working properly, you can try several solutions to solve the problem.
In most cases you can solve the problem by following these guidelines:

Missed calls are only diverted to your COMBOX® if the correct settings have been selected. You can change the settings in the phone menu.

Solution: Divert calls to your COMBOX®.

Step 1 of 12

Press Phone.

Step 2 of 12

Press the menu icon.

Step 3 of 12

Press Call settings.

Step 4 of 12

Press Call forwarding.

Step 5 of 12

Press Voice.

Sony Xperia XZ
Step 6 of 12

The current settings are displayed.

Step 7 of 12

Press one of the following options:
Always forward

Step 8 of 12

Forward when busy

Step 9 of 12

Forward when unanswered

Step 10 of 12

Forward when unreachable

Step 11 of 12

Key in +4186(area code)(your phone number) and press TURN ON.

Step 12 of 12

Press the home icon to end the session and return to the Home screen.

1 Find "Voice"

Press Phone.
Press the menu icon.
Press Call settings.
Press Call forwarding.
Press Voice.

2 Select divert type

The current settings are displayed.
Sony Xperia XZ
Press one of the following options:
Always forward
Forward when busy
Forward when unanswered
Forward when unreachable

3 Divert calls to COMBOX®

Key in +4186(area code)(your phone number) and press TURN ON.

4 Return to the Home screen

Press the home icon to end the session and return to the Home screen.