Using a Number Display Service

This unit can work with NTT’s number display service. A contract with NTT (charge fee) and setting this unit are required.

Application for NTT contract

Set this unit to “アリ ” (ON).

After 2-3 days (normally)

The line is constructed by NTT, and the service begins.

How the number is displayed

When you do not want to display your telephone number to the other party when calling, there are two methods available. First choose the method and then you must apply to NTT.

1.Displaying for each call Up until now, the telephone number has been displayed to the other party. To not display the telephone number, dial 184 before the other party’s telephone number. The number will not be displayed for only that call.

2.Displaying for each line Up until now, the telephone number has not been displayed to the other party for all calls. To display the telephone number, dial 186 before the other party’s telephone number. The number will be displayed for only that call.