Panasonic KX-TDA100 Installation Manual page 196

2.9 Connection of 2.4 GHz Portable Stations
Setting the System Lock
When a system lock has been set, the system lock password will be required for PS system setting.
Using the KX-TD7680
Select
"SYSTEM LOCK".
ENABLE
DISABLE
C.Tone
Using the KX-TD7690
Select
"SYSTEM LOCK".
SEL
ENABLE
S1
DISABLE
ENTR
C.Tone
S1
196 Installation Manual
Choose
"Enable/Disable".
System Lock Password
4 digits
SEL CHNG
Choose
S1 S1
"Enable/Disable".
System Lock Password
4 digits
System Lock Password
4 digits
ENTR
System Lock Password
S1 4 digits