Table 5-3. Accessories Connector Pin Functions (Cont.)
Pin Designation Function Direction Notes
30 AMP REV Maintain constant power at 500W
transceiver output
Input
31 RXD Receive input (point-to-point protocol to
host/HLC)
Input
32 TX AUDIO OUT Input to baseband TX path Input
33 RXB RS-232 protocol to VP-116, PPS, 500W,
ASTIC
Input
34 RX AUDIO OUT Input to baseband RX path Input
35 RX AUDIO IN Output from baseband RX path Output
36 AMP FWD Maintain constant power at 500W
transceiver output
Output
37 VP PTT PTT output Output Active low
38 TXD Transmit output (point-to-point protocol to
host/HLC)
Output
39 TXC Transmit output (point-to-point protocol to
host/HLC)
Output
40 TX AUDIO IN Output from baseband TX path Output
41 EXT RX AUDIO(2)+ Audio out from ISB hybrid Output
42 EXT TX AUDIO(2)- Audio out from ISB hybrid Output
43 EXT RX DATA- Baseband output Output
0 dBm, 600 Ω
44 EXT RX DATA+ Baseband output Output
0 dBm, 600 Ω
Cat. No. 6886859J01 5-17
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