Dtmf; Prefix - Htek UC9 Series User Manual

1. Click Function Keys→ Line Key.
2. Select the desired Line Key and select BLF in the Type field.
3. Enter the monitored phone number in the Value field.
4. Select the Account.
5. Fill in the Extension.
6. Click to save the configuration.

DTMF

When the key is configured as DTMF key, you can send out the desired DTMF number during the
conversation.
To use this feature, you should sure that the DTMF Tone is on.
To configure the DTMF Tone via Web interface
1. Click Setting→ Preference
2. Select On for Keypad DTMF Tone.
3. Click to save the configuration.
To configure the DTMF via Phone interface
1. Press Menu→ Features→ Function Keys→ Line Keys as Function Keys→ Line Key2(for example)
2. Press and key to select the DTMF in the Type field.
3. Enter the Value field with the desired DTMF number.
4. Press or Save soft key to save the configuration.
To configure the DTMF via Web interface
1. Click Function Keys→ Line Key.
2. Select the desired Line Key and select DTMF in the Type field.
3. Fill in the Value field with the desired DTMF number.
4. Click the

Prefix

If the key is configured as Prefix key, you can set the number prefix (e.g. Before the number plus 9),
then you don't input 9, press the key and 9 will display on the LCD interface.
to save the configuration.
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