User Manual

AFIRS 228S Iridium Global Communications System Installation Manual
16 July 2014 L-3 Aviation Recorders Proprietary Page 77
165E5733-00 Rev. 03
6. On the SATCOM BITE STATUS page, press the LSK of the SYS BUS prompt. The SATCOM
SYS BUS page should display with status information of the MCDU#1, MCDU#2, MCDU#3,
ATSU#1, and ATSU#2 and EFB.
7. Press the <RETURN LSK several times to return to the SATCOM MAIN MENU page.
8.1.2.4 Ethernet Port Tests
1. Confirm connectivity to each Ethernet device as follows:
2. Confirm that the SDU front panel ETHERNET LEDs for the connected ports are green.
Flashing green indicates data is being transferred.
3. Perform any tests specific to the connected system to confirm that it is communicating with the
SDU over the Ethernet port.
8.1.2.5 Discrete Input Tests
For each discrete input connected (1-16), confirm the correct aircraft system interface as follows:
1. Using the Maintenance User Interface (MUI), click on the Discrete In tab on the Home page.
2. Select the discrete input to its inactive state. Confirm proper operation of the interfaced aircraft
system.
3. Select the discrete input to its active state. Confirm proper operation of the interfaced aircraft
system.
8.1.2.6 Discrete Output Tests
For each discrete output configured and connected (1-8), confirm the correct state is detected as
follows:
1. Manipulate the system providing the discrete output as required to indicate the output active
state