Power and speaker connections
1.
Mono speaker output
2.
Ground input
3.
Remote turn-on input
4.
Battery +12V input
5.
Fuse
XR2120 power and speaker connections
XR2420 power and speaker connections
XR2220 power and speaker connections
6.
7.
8.
9.
Left front speaker output
Right front speaker output
Left rear speaker output
Right rear speaker output
XR2220/XR2420/XR2120
9