L3 Technologies AFIRS228S Manual Do Utilizador
AFIRS 228S Iridium Global Communications System Installation Manual
16 July 2014
L-3 Aviation Recorders Proprietary
Page 74
165E5733-00 Rev. 03
8. MAINTENANCE AND CHECKOUT
This section provides instructions on post-installation checkout procedures and information on
Instructions for Continued Airworthiness.
Instructions for Continued Airworthiness.
8.1 Post-Installation Checkout
8.1.1 Before Power-On Tests
1. Before installing the SDU in the mounting tray, confirm that all aircraft interface wiring is
correct as per the aircraft wiring integration design.
2. Confirm that a valid SIM card is installed in the SDU Configuration Module (SCM).
3. Set the system circuit breaker for the Main power source and confirm that 28 VDC power is
available between pins J1C-2 and J1C-3. Pull the circuit breaker and ensure that Main power
is removed.
is removed.
4. Place the SDU in the mounting tray and secure the front hold-down.
5. Open the front panel door and confirm that a flash card is installed in the SDU.
Note:
If no flash card is present, a FLASH CARD FAULT is generated in the MUI, and an SDU FAIL
will display on the MCDU SATCOM BITE STATUS page.
If no flash card is present, a FLASH CARD FAULT is generated in the MUI, and an SDU FAIL
will display on the MCDU SATCOM BITE STATUS page.
Only FLYHT P/N 502-1180-x flash cards should be used in the Iridium SATCOM System.
6. If installed, the cockpit FAULT indication should be illuminated when power is not applied to
the system.
7. Set the system circuit breaker for the Main power source. The SYSTEM LED indicator on the
front panel of the SDU will be yellow, indicating that the system is initializing.
Note:
The first time an SDU is installed in an aircraft, the SYSTEM LED indicator will typically remain
yellow even after it has initialized. The MUI will display an SCM Configuration Fault indicating
that the proper configuration settings have not yet been made.
The first time an SDU is installed in an aircraft, the SYSTEM LED indicator will typically remain
yellow even after it has initialized. The MUI will display an SCM Configuration Fault indicating
that the proper configuration settings have not yet been made.
8. Connect an Ethernet cable to the Maintenance Port in the front panel and follow procedures to
open the Maintenance User Interface (MUI) as described in Section 7.
9. Log in to the MUI as Maintenance User and Enter Maintenance Mode to install ICT and ORT
files in accordance with the procedures contained in Section 7. Exit Maintenance Mode to
reboot the system. Keep the laptop connected to the Maintenance Port after finishing the
configuration procedure.
reboot the system. Keep the laptop connected to the Maintenance Port after finishing the
configuration procedure.
10. Once the system resets, the SYSTEM LED indicator on the front panel of the SDU will turn
green once the system is operational.
11. The cockpit FAULT annunciator should remain illuminated whenever the SYSTEM STATUS
indicator is amber, and extinguish when the SYSTEM LED indicator turns green.
8.1.2 Aircraft Systems Interface Tests
Note: