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600840-000031 Stratus ESG Installation Instructions
Rev. 1.1
Last Revised: January 6, 2016
Page 35 of 42
Figure 3: Stratus ESG front panel
6.1.
Mode selection keys
Use the mode selection keys to change the transponder mode. The table below describes each
of these modes and during what phase of flight each mode should be used.
of these modes and during what phase of flight each mode should be used.
Mode
Key
Description
Off
PWR
Stratus ESG is powered off.
Standby
SBY
Stratus ESG is powered on and does not send responses to
any ATC interrogations.
any ATC interrogations.
Altitude
ALT
Stratus ESG is powered on and responds to all Mode A/C/S
interrogations. Altitude is reported.
interrogations. Altitude is reported.
Ground
(none)
Stratus ESG is powered on and in ALT or On mode, but does
not report altitude. This mode is automatically detected, but
ALT or ON keys can override Ground mode. Standby mode
removes this override.
not report altitude. This mode is automatically detected, but
ALT or ON keys can override Ground mode. Standby mode
removes this override.
On
ON
Stratus ESG is powered on and responds to all Mode A/C/S
interrogations, but altitude reporting is suppressed.
interrogations, but altitude reporting is suppressed.
Table 25: Mode selection keys
6.2.
Event indicators
When certain events occur, an indicator will appear on your Stratus ESG display. The table
below descri
below descri
bes each indicator’s meaning.
Indicator
Meaning
ADS-B transmission contains GPS position information with a radius of
containment under 1 nautical mile.
containment under 1 nautical mile.
A response was transmitted from a mode A/C/S interrogation. The indicator
will time out if another reply does not occur within one second.
will time out if another reply does not occur within one second.
A built-in-test (BIT) has failed. See Section 4.19.9 of this document and the
Stratus ESG
Stratus ESG
Pilot’s Guide for more information about BIT failures.