User's Manual

AVIATION RECORDERS
COMPONENT MAINTENANCE MANUAL
AIRBUS IRIDIUM SATCOM SYSTEM
TESTING AND TROUBLESHOOTING
1. GENERAL
This section is not applicable to this CMM.
The Airbus Iridium System components: Satellite Data Unit, p/n: 228E5733-00, and SDU
Configuration Module, p/n: 418E5733-00, have been designated as Level-1 non-field-
repairable Line Replaceable Units. These Airbus Iridium System units should be returned
to L-3 Aviation Recorders Repair Station for all maintenance tasks (i.e. disassembly,
assembly, replacement parts, testing, and return to service certification).
23-28-01
Testing & Fault Isolation
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Jan. 21/14