DR600 Service Manual
6 ACC_ID1 I Reserved
7 EXT_SWB+ O Power 13.2VDC switched output
8 POWER_GND - Ground
9 EXT_SPK- O Annalog output speaker-
10 EXT_SPK+ O Analog output speaker+
11 TX_AUDIO I Analog audio input
12 AUDIO_GND - Ground
13 AUX_AUDIO_OUT1 O Reserved
14 RX_AUDIO I Reserved
15 AUX_AUDIO_OUT2 O Reserved
16 GND - Ground
17 PRGM_IO_1 I PTT input,high active
18 GND - Ground
19 PRGM_IO_2 I/O Reserved
20 PRGM_IO_6 I/O Reserved
21 PRGM_IO_3 I/O Reserved
22 PRGM_IO_7 O Output high level(2.8V)
23 PRGM_IO_4 I/O Reserved
24 PRGM_IO_8 I/O Reserved
25 PRGM_IO_5 I/O Reserved
26 PRGM_IO_9 I/O Reserved
25