Panasonic KX-TD816 Installation Manual page 63

2.3.8
External Music Source Connection
,
Programming
Notes
l
System Programming of music sources used for Music on Hold and
Background Music is required.
l
To adjust the sound level of the Music on Hold, use the volume control
on the external music source.
References
Section 4, System Programming,
[803] Music Source Use
[990] System Additional Information, Field (20)
Feature References
Section 3, Features,
Background Music (BGM)
Music on Hold
Background Music (BGM) - External
Installation
2-29