Yealink SIP-T21 Manuel d'utilisateur télécharger pdf (Page 32)

User Guide for the SIP-T21P/SIP-T21 IP Phone

phone until unlocked.

Function Keys: The function keys are locked. You cannot use the MESSAGE, RD,

TRAN, OK, X, navigation keys, soft keys and line keys until

unlocked.

All Keys: All keys are locked except the Volume key. You are only allowed

to dial emergency numbers, reject incoming calls by pressing

the X key, answer incoming calls by lifting the handset, pressing

the Speakerphone key, the HEADSET key or the OK key, mute an

active call by pressing the X key, place an active call on hold by

pressing the Hold soft key, resume the held call by pressing the

Resume soft key, and end the call by hanging up the handset or

pressing the Speakerphone key.

Note

To activate the keypad lock via phone user interface:

1. Press Menu->Settings->Advanced Settings (password: admin) ->Keypad Lock.

2. Press or , or the Switch soft key to select the desired type from the Keypad

Lock field.

3. Press the Save soft key to accept the change.

4. Long press to lock the keypad immediately when the phone is idle.

The LCD screen prompts “Keypad locked!” and displays the icon .

You can configure the interval (in seconds) to automatically lock the keypad instead of

long pressing .

To configure the interval of automatic keypad lock via web user interface:

1. Click on Features->Phone Lock.

The emergency number setting, if desired, must be made before lock activation. For

more information, refer to Emergency Number on page 60.

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Yealink SIP-T21 Manuel d'utilisateur Page 32