User's Manual

PIN1 DC 13.6V Output
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2.2.1 PIN Description
Pin Description
PIN2 Ground Cable
PIN3 Null
PIN4 Null
PIN5 Null
PIN6 Null
PIN7
External PTT Signal input, High level active .when connected with Pin20,
enter transmission mode used for testing and bridge connection;
PIN8 SPEAKER-
PIN9 SPEAKER+
PIN10 ACC_MAP_ID2; used for testing
PIN11 ACC_MAP_ID1; used for testing
PIN12 Null
PIN13 RS232 serial port RXD
PIN14 RS232 serial port TXD
PIN15 Ground Cable