Yealink SIP-T27G - Page 54

User Guide for the SIP-T27G IP Phone
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Function Keys: The function keys are locked. You cannot use the MESSAGE, RD,
HOLD, MUTE, TRAN, CONF, OK, X, navigation keys, soft keys and line
keys until unlocked.
All Keys: All keys are locked except the Volume key, digit keys, # key, * key,
HEADSET key and Speakerphone key. You are only allowed to dial
emergency numbers, reject incoming calls by pressing the X key or
the Reject soft key, answer incoming calls by lifting the handset,
pressing the Speakerphone key, the HEADSET key, the Answer soft
key or the OK key, and end the call by hanging up the handset,
pressing the Speakerphone key, the End Call soft key or X key.
Note
To activate the phone lock via phone user interface:
1. Press Menu->Settings->Basic Settings->Phone Lock.
2. Enter the desired PIN (default PIN: 123) in the Unlock PIN field, and then press the OK soft
key.
3. Press or , or the Switch soft key to select Enabled from the Lock Enable field.
4. Press or , or the Switch soft key to select the desired type from the Lock Type
field.
5. (Optional.) Enter the desired interval of automatic phone lock in the Auto Lock field.
The default timeout is 0. It means the phone will not be automatically locked. You need to
long press to lock it immediately when the phone is idle.
If it is set to other values except 0 (e.g., 5), the phone will be locked when the phone is
inactive in idle screen for the designated time (in seconds).
6. Press the Save soft key to accept the change.
The emergency number setting, if desired, must be set before lock activation. For more
information, refer to Emergency Number on page 96.
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