Panasonic KX-TVM50 Installation Manual page 142

4.9 KX-TA, KX-TD, and KX-TE Series PBX Feature Programming for APT/DPT Integration
6.
Go to "2.Extension - 3.PT personal settings".
7.
Under "LCS Mode", select "Private" or "Hands-free".
8.
Click "Apply" to save the changed data.
142 Installation Manual