User Manual
AFIRS 228S Iridium Global Communications System Installation Manual
16 July 2014 L-3 Aviation Recorders Proprietary Page 3
165E5733-00 Rev. 03
3.6 Maintenance Front Panel Ethernet Port (J2) ................................................................. 27
3.7 SDU Configuration Module (SCM) ................................................................................. 27
3.8 ARINC 429 Receiver Protocols ...................................................................................... 28
3.9 ARINC 429 Receiver Activity Status .............................................................................. 29
3.10 ARINC 429 Transmitter Protocols.................................................................................. 29
3.10.1 From SDU to ATSU / FWC ................................................................................................................ 29
3.10.2 From SDU to MCDU .......................................................................................................................... 30
4. Installation Considerations ..................................................................................................... 32
4.1 Satellite Data Unit (SDU) ............................................................................................... 32
4.2 SDU Configuration Module (SCM) ................................................................................. 32
4.3 Iridium Antenna System ................................................................................................. 33
4.3.1 Antenna Specifications .................................................................................................................... 33
4.3.2 Antenna Mounting ........................................................................................................................... 35
4.3.3 Coaxial Antenna Cable ..................................................................................................................... 36
5. SATCOM Installation Materials .............................................................................................. 38
5.1 Required Materials ......................................................................................................... 38
6. System Interface Wiring ......................................................................................................... 40
6.1 General ........................................................................................................................... 40
6.2 Primary Power, Antenna, and SCM ............................................................................... 40
6.3 ARINC 429 Interfaces .................................................................................................... 41
6.3.1 Receiver Protocols ............................................................................................................................ 41
6.3.2 Transmitter Protocols ...................................................................................................................... 41
6.4 MCDU ............................................................................................................................. 42
6.5 ACARS ATSU ................................................................................................................ 43
6.6 CFDIU Interface ............................................................................................................. 44
6.7 Date, Time, and Position ................................................................................................ 44
6.8 Rear Ethernet Ports........................................................................................................ 44
6.9 Discrete Inputs ............................................................................................................... 45
6.9.1 Landing Gear Control Interface Unit (LGCIU) Input ....................................................................... 45
6.9.2 Function Assignment ........................................................................................................................ 45
6.10 Discrete Outputs ............................................................................................................. 47
6.11 SATCOM ........................................................................................................................ 47
6.11.1 Audio Integrating System ................................................................................................................ 47
7. SATCOM System Configuration ............................................................................................. 50
7.1 Access the Maintenance User Interface (MUI) .............................................................. 51
7.1.1 Home Page Tab Descriptions ........................................................................................................... 52
7.1.2 Faults Page ........................................................................................................................................ 54
7.1.3 Part Numbers Page........................................................................................................................... 55