Garmin G900X Installation And Maintenance Manual page 52

TSO/ETSO
TSO-C47 1. Garmin was granted a deviation from TSO-C47 to use SAE AS 408C instead of SAE AS 408A for
Minimum Performance Standards and Environmental Standards.
2. Garmin was granted a deviation from TSO-C47 to modify the requirement 4.1.5 in SAE AS 408C
3. Garmin was granted a deviation from TSO-C47 to use RTCA DO-160D instead of AS 408C as
the standard for Environmental Standards.
ETSO-C47 1. Garmin was granted a deviation from ETSO-C47 to use SAE AS 408C instead of SAE AS 408A
for Minimum Performance Standards and Environmental Standards.
2. Garmin was granted a deviation from ETSO-C47 to modify the requirement 4.1.5 in SAE AS
408C
3. Garmin was granted a deviation from ETSO-C47 to use RTCA DO-160D instead of AS 408C as
the standard for Environmental Standards.
TSO-C49b 1. Garmin was granted a deviation from TSO-C49b to use SAE AS 404C instead of SAE AS 404B
for Minimum Performance Standards and Environmental Standards.
2. Garmin was granted a deviation from TSO-C49b to modify the requirement 4.1.2 in SAE AS
404C
3. Garmin was granted a deviation from TSO-C49b, SAE AS 404C requirement 4.1.3.2
4. Garmin was granted a deviation from TSO-C49b to use DO-160D instead of SAE AS 407B as
the Environmental Standard.
ETSO-C49b 1. Garmin was granted a deviation from ETSO-C49b to use SAE AS 404C instead of SAE AS 404B
for Minimum Performance Standards and Environmental Standards.
2. Garmin was granted a deviation from ETSO-C49b to modify the requirement 4.1.2 in SAE AS
404C
3. Garmin was granted a deviation from ETSO-C49b, SAE AS 404C requirement 4.1.3.2
4. Garmin was granted a deviation from ETSO-C49b to use DO-160D instead of SAE AS 404B as
the Environmental Standard.
TSO-C52b 1. Garmin was granted a deviation from AS-8008 paragraph 3.6 to limit flight director operation to
attitudes considered safe for the certified aircraft.
2. Garmin was granted a deviation from TSO-52b to use RTCA DO-160D instead of RTCA DO-
160C as the standard for Environmental Conditions and Test Procedures for Airborne Equipment.
ETSO-C52b 1. Garmin was granted a deviation from AS-8008 paragraph 3.6 to limit flight director operation to
attitudes considered safe for the certified aircraft.
TSO-C55 1. Garmin was granted a deviation from TSO-C55 to use SAE AS 405C instead of SAE AS 405B to
demonstrate compliance for Fuel and Oil Quantity Instruments.
2. Garmin was granted a deviation from TSO-C55 to modify the requirement 4.2.5 in SAE AS 405C
3. Garmin was granted a deviation from TSO-C55 to modify the requirement 4.2.4 in SAE AS 405C
ETSO-C55 1. Garmin was granted a deviation from ETSO-C55 to use SAE AS 405C instead of SAE AS
405B to demonstrate compliance for Fuel and Oil Quantity Instruments.
2. Garmin was granted a deviation from ETSO-C55 to modify the requirement 4.2.5 in SAE AS
405C
3. Garmin was granted a deviation from ETSO-C55 to modify the requirement 4.2.4 in SAE AS
405C to allow "FUEL QTY" to be used to abbreviate "Fuel Quantity".
4. Garmin was granted a deviation from ETSO-C55 to use DO-160D instead of SAE AS 405B as
the Environmental Standard.
Page 2-12
Revision D
TSO/ETSO Deviations, continued
Deviation
G900X/G950 Installation and Maintenance Manual – GDU 1040
190-00719-00