Panasonic KX-TD500 User Manual page 400

5.1
Location of Controls
KX-T7440
DSS Buttons with
Busy Lamp Field (BLF) (01 through 66)
Connection
Included telephone
line cord
5-4
DSS Console Features
Configuration
KX-T7441
ANSWER Button
DSS Buttons with
Busy Lamp Field (BLF) (01 through 48)
RELEASE Button
Connect to the KX-TD500
System.