Ericsson GH388/GF388 User Manual download pdf (Page 40)

22. Sending DTMF Tones

Tone signals can be used for a variety of

purposes, such as tele-banking or to control an

answering machine. This telephone sends tone

signals by DTMF (Dual Tone Multi Frequency).

To set phone to DTMF Signalling

You can send DTMF signals automatically

during a call if the DTMF function is selected

(see SETTINGS menu). You can send the

characters 0 – 9, , and as DTMF signals by

pressing the corresponding keys.

DTMF pause function

If you wish to send a code, i.e. your personal

access number, it might be helpful to use the

pause function. Before you make the call, you

enter both the phone number and the code

separated by a pause.

To call and send a code

1. Enter the desired phone number.

2. Enter a pause by pressing , YES, ,

YES, and a p appears in the display.

3. Enter the code you wish to send.

The code can be any combination of the

digits 0 – 9 and the characters and .

(Maximum of 36 characters, including the

phone number and the pause.)

4. Press to make the call.

When the call has been connected, the

phone number disappears from the display.

5. Press to send the code.

The characters are sent one by one. In the

meantime the message Sending is dis-

played.

You can also enter a pause by holding down

.

Using several pauses

You can enter several pauses, for example:

PHONE. NO. p CODE1 p CODE2

You can enter a maximum of 36 characters,

including the pauses.

Pressing when the call is connected will

send the characters to the next pause.

Pre-programmed DTMF signalling

You can store a code (and a phone number)

in the phone book in the same way as you

store a phone number. The code can be any

combination of the characters 0 – 9, , and

(maximum 20 characters).

To store a phone number and code

1. Enter the phone number, the pause (p), and

the code.

2. Select the Phone Book menu and store the

number, the pause, and the code.

To send a code

1. Call the desired phone number and wait

until the call has been connected.

2. Recall the code from the memory.

You must hold down to reach the

Phone Book menu.

3. Send the code by pressing .

The characters are sent one by one. In the

meantime the message Sending is dis-

played.

Advanced Functions

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