User's Manual

Table Of Contents
ABBREVIATED COMPONENT MAINTENANCE MANUAL
1458-A-1101 / 1458-A-1300
Table 4. Verification Data
Section Method Date
Testing and Fault Isolation
1
Demonstration 14 Nov 2012
NOTE:
1 Onl
y the TESTING portion of the TESTING AND FAULT ISOLATION section was done by demonstration.
DESCRIPTION AND OPERATION
1. D
escription (TASK 23-15-30-870-801-A01)
A. General (Subtask 23-15-30-870-001-A01)
(1) This section contains a description of the A350 SDU and SCM.
(2) The A350 SATCOM avionics products developed under this program complement Honeywell
SATCOMs existing range of SATCOM products. The Honeywell furnished A350 SATCOM
avionics, in concert with the amplifier and antenna subsystem, achieves all of the requirements
for providing AMSS by facilitating airborne satellite communications. These services
comprise Classic Aero-H+, Swift64 and SBB as described above provided by Inmarsat and
its designated service provider agencies.
(3) The A350 SATCOM avionics is an integral part of the complete L-band Inmarsat SATCOM
system and comprises of the following components:
SDU PN 1458-A-1100
SCM PN 1458-A-1300.
(4) Refer to Table 5 for the SDU leading particulars.
(5) Refer to Table 6 for the SCM leading particulars.
Table 5. SDU Leading Particulars
Characteristic Specification
Length 14.58 inches (370.3 mm)
Width 7.52 inches (191.0 mm)
Height 7.85 inches (199.4 mm)
Weight 18.08 pounds (8.2 kg)
Heating and cooling:
Cooling air
ARINC 600
•Flowrate
110.2 lb/hr (50 kg/hr), 104 F(40C) (MAX) air
Pressure drop
0.2 ±0.12 inH
2
O(3mmH
2
O)
Mounting information 6 MCU tray as per ARINC 600
Electrical interfaces:
Power/Control interface
ARINC 781
Power requirements:
EFFECTIVITY
ALL
23-15-30
Page 22 of 70
5 Oct 2012
© Honeywell International Inc. Do not copy without express permission of Honeywell.
Interim DRAFT for FCC Approval Purposes
Do Not Use for Maintenance
10-Feb-2013