Sony IPELA PCS-TL50 Guide D'utilisation page 45

4
Use the V, v, B or b button on the Remote Commander to select "Save",
then press the ENTER button.
The Phone Book menu appears.
The set items are registered in the Phone Book at the same time as in the One
Touch Dial list of the launcher menu.
Launcher menu
IP:012.345.678.912
ISDN:012345678912
1
Bob
ISDN
2 3 4
OSAKA NEW YORK
John
Registering a Remote Party for One Touch Dial
Detailed Dial
Phone Book
5 6
Dial
11
GB