User's Manual

User Guide for the SIP-T48G IP Phone
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The LCD screen prompts “Keypad Lock!” 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.
2. Enter the desired time in the Phone Lock Time Out (0~3600s) field.
3. Click Confirm to accept the change.
Note
To unlock the keypad, you must know the keypad unlock PIN of the phone. The default
keypad unlock PIN is “123”.
To change the keypad unlock PIN via phone user interface:
The default timeout is 0 second, that is, you can long press to lock the keypad
only.
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