- 10 -Service ManualModel No.:Keypad and remote connector (J2)Speaker connector (J17)Pin number Signal name Description1 RSPK+ RSPK+2 RSPK- RSPK-3 LSPK- LSPK-4 LSPK+ LSPK+Pin number Signal name Description1LED_R LAMP RED2LED_G LAMP GREEN34IR REMOTE CONTROL5GND GND65V POWER FOR REMOTE7KEY1KEY010GND89NCSTANDBY