Panasonic KX-TDA50 Operating Manual page 198

4.2.1 Feature Number Table
Feature (While dial tone is heard)
–
To lock
2.1.6 Time Service Mode Control
–
Day/Night/Lunch/Break
*1 Supervisor only
The default floating extension numbers are 591 for SVM card 1, and 592 for SVM card 2.
*2
*3 The default voice mail floating extension number is 500.
*4 Hotel operator only
Manager only
*5
*6 The default of OGM floating extension numbers is 5xx (xx: two-digit number of message).
*7 Manager and preprogrammed extension user only
Feature (While busy, DND or call tone is heard)
Call Waiting (BSS [Busy Station Signaling])
DND Override
1.3.3 Alternate Calling—Ring/Voice
1.3.4 Automatic Callback Busy (Camp-on)
1.3.7 Call Monitor
1.3.23 Executive Busy Override
1.3.42 Message Waiting
Feature (While dialing or talking)
Conference
1.3.20 Door Open
From any extension while talking to the doorphone
198 Operating Manual
Default
(New)
783
( )
780
*7
( )
Additional digits/buttons
extension no.
0/1/2/3
Fixed Number
Document Version 2008-10
Default
1
6
5
3
4
3
5