How to set the line selection for 2 line phones. This setting determines which line is selected when the talk or speakerphone button is pressed.
The line selection mode determines which line is selected when:
- you press the call button
or the Speakerphone button 
on
the handset (when making/answering calls). - you press the Speakerphone
button on the base unit (when making/ answering calls).
- KX-TG958x series - When you lift the corded handset.
The following settings are available:
- “ Auto ” (default): When making a call, line 1 is selected. If that line is unavailable, line 2 is selected. When you call back using the caller list or while listening to a message, the indicated line is used. When answering a call, the ringing line is selected.
- “ Line1 ” : Line 1 is selected.
- “ Line2 ” : Line 2 is selected.
Handset / Base Unit
- Press [ MENU # 2 5 0 ].
- Press the arrow up ▲ or down ▼ button to select the desired line.
- Press [ SAVE ].
- Press [ OFF ] on the handset or [ EXIT ] on the base.
Note:
You can select a line manually regardless of the line selection mode by pressing [ L1 ] or [ L2 ] on the handset or [ LINE 1 ] or [ LINE 2 ] on the base unit.
This answer applies to models KX-TG954 series, KX-TG9552, KX-TG958 series