Page 9 of 19 Doc. no: 312-0003-002-001 Rev 1.06Connections on units – 312-0002:Left side:Number Description1: Power in2: Volume control3: RS-232 control port 14: RS-232 control port 25: Standby LED6: Mute LED7: Input 4 LED8: Input 3 LED9: Input 2 LED10: Input 1 LED11: Right speaker12: Left speakerTop end:Number Description13: Micro SD-CardRight side:Number Description14: Line Input 415: Line Input 316: Line Input 217: Line Input 118: Input select switch19: Mute input20: Input select
