Panasonic SC-HTB490 Operating Instructions Manual page 5

Main unit (Bottom)
Active subwoofer (Rear)
A TV OPTICAL DIGITAL AUDIO IN terminal (
B HDMI TV (ARC) terminal (
C USB port ( 15, 18)
D I/D SET button
The main unit is by default already paired with the active subwoofer. Hence this button is used only
when the main unit and the active subwoofer need to be paired again. (
E AC IN terminal (
7)
8)
7)
20)
5