General description
2-2 Chapter 2: Introduction 98-158751-C
The AVIATOR 700S System consists of:
• SDU-5045 Compact Satellite Data Unit (CSDU)
• SCM-5055 Compact SDU Configuration Module (SCM)
• HPA-5015 Multi-Carrier High Power Amplifier (MCHPA)
• Diplexer/Low Noise Amplifier (DLNA) Type F
• ARINC 781/741 compliant with High Gain Antenna (HGA)
The CSDU is the master of the AVIATOR 700S System and controls the associated units
in the system. The SCM is powered by the CSDU.
The AVIATOR 700S System has the following features:
• Complete aircraft network segregation with priority for the Aircraft Control Domain
(ACD) over the Aircraft Information Services Domain (AISD) and also the Passenger
Information Entertainment Services Domain (PIESD).
• ARINC 781-7 compliant network security
• Approved FANS 1/A services, including CPDLC, ADS-C and ACARS.
• Enhanced ACARS (with IPSEC VPN) and Secure Cockpit Voice.
• Media for aircraft monitoring systems and continuous positioning reporting.
• Background IP data for AISD (e.g. EFB) applications.
• Two cockpit voice over 4-wire connections, with three MCDU ARINC 429 interfaces
for SATCOM and voice management
• Two CMU/AFIS ARINC 429 interfaces for ACARS.
• Cabin IP data up to 432 kbps and higher data rate streaming HDR on the dedicated 2nd
channel.
Figure 2-1: AVIATOR 700S System, dual channel (Class 6)
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