| Installing the Flightcell Iridium modem
|
| Flightcell Iridium Modem Installation Manual
Page
6
of
12
|
4
Installing the Flightcell Iridium modem
4.1
Mounting the modem
The modem should ideally be located close to the DZMx (if installed with DZMx), preferably where it is
reasonably readily accessible to enable easy access to the SIM card.
Appendix 2 includes drawing references for a dimensioned drawing of the modem, showing mounting
details.
4.2
Wiring the modem
The data and audio connections should be made as per the wiring diagrams referenced in Appendix 2.
Modem pin Function
1
DC in
Power
2
Audio from Sat Lo
Output
3
Audio to Sat Lo
Input
4
Sat Data GND
Signal GND
5
RS-232 RTS / RS-485 RX-
Input
6
RS-232 CTS / RS-485 TX-
Output
7
USB GND
Signal GND
8
USB D-
I/O
9
Power GND
Power GND
10
Audio from Sat HI
Output
11
Audio to Sat HI
Input
12
USB VBUS / GPI
Input
13
RS-232 RXD / RS-485 RX+
Input
14
RS-232 TXD / RS-485 TX+
Output
15
USB D+
I/O
