Panasonic KX-TD500 System Reference Manual page 1052

Description of Assigning Items
AGC card (1 to 4)
Tenant
Tone Detect
Conditions
This screen cannot be selected if "System-Configuration", Slot Assignment has no
AGC card programmed.
AGC card
Tenant
Function
The following functions appear on the function line of this setting screen.
1 COMMON 2
COMMON (SHOW LV, CHG LV, INS, OUS, REMOVE, EXIT) and HRD CPY keys
are available in this setting screen.
For operation, refer to Section 8-I "Operation of Function Keys".
Assigns the tenant number which the AGC card belongs to.
Assigns whether detecting of the CPC (Calling Party Control) signal is done
at the end of the CO-CO conversation or not.
" " will be displayed here if "System-Operation", Tenant Service is set
"No".
3 4 5 6 HRD CPY 7
10-F-10
8