600840-000031 Stratus ES/ESG Installation Instructions
Rev. 2.1
Last Revised: June 22, 2017
Page 31 of 44
5.1.
Power bus
Turn on power to the aircraft. Verify that the unit powers on.
5.2.
Discrete inputs
NOTE
: Depending on the installation, the functional tests for the following discrete inputs are
optional.
1. Turn off Stratus ES/ESG and enter into configuration mode (while holding the
FUNC
key, press and release the
PWR
key).
2. Press
FUNC
or the arrow keys to advance to the external input diagnostics screen.
The screen displays the real-time state of the external standby, external IDENT, and
squat switch inputs.
3. Activate and deactivate each discrete input and verify that the proper state is
reflected on the display.
External standby: Ground each transponder
’s external standby pin and verify that
the state is “inactive.”
External IDENT: Activate the external switch and verify that the state is
“active.”
Squat switch: Activate the squat switch and verify that the correct state is shown.
5.3.
Analog inputs
1. Enter into configuration mode on Stratus ES/ESG.
2. Press
FUNC
or the arrow keys to advance to the analog input diagnostics screen.
The screen displays the real-time values read from the lighting bus and ambient light
sensor.
3. Block the ambient lighting sensor input. Verify that the signal percentage drops.
Figure 3: Ambient light sensor location