Thales VesseLINK Certus 350 User Manual page 120

Connector Location
The DB-15 connector with Pin out shown in Figure 7-2.
Pin No Name
1 GND1
2 Audio_In +
3 Audio_Out +
4 RadioCOR
5 EMER_IN
6 GPI01
7 RS232_TD
8 GND2
9 Audio_In -
10 Audio_Out -
11 RadioPTT
12 GND3
13 GPI02
14 RS232_RD
15 12V
User Manual PN 84469 Rev L
Figure 7-2 GPIO Connector Pin Detail
Table 7-2 GPIO Connector Pin Definition
Ground
Radio Gateway functionality, differential (+) Hi-Z Audio Input from
external Radio
Radio Gateway functionality, Differential (+) Low-Z Audio Output
to external radio (mic input)
Radio Gateway functionality, Radio initiated voice into terminal
(optional)
Emergency remote functionality, Ground pin to activate internal
Emergency
Software configurable GPIO pin #1
RS232 Output (future)
Ground
Radio Gateway functionality, differential (-) Hi-Z Audio Input from
external Radio
Radio Gateway functionality, Differential (-) Low-Z Audio Output
to external radio (mic input)
Radio Gateway functionality, Output PTT from terminal to external
radio, short to ground for PTT enabled, Open drain requires external
10k pullup resistor
Ground
Software configurable GPIO pin #2
RS232 Input (future)
+12V output, 100mA
Description
7-5