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G900X/G950 Installation and Maintenance Manual – GDU 1040
Revision D
190-00719-00
TSO/ETSO Deviations, continued
TSO/ETSO Deviation
1. Garmin was granted a deviation from TSO36e to use RTCA DO-160D instead of RTCA DO-160B
as the standard for Environmental Conditions and Test Procedures for Airborne Equipment.
TSO-C36e
2. Garmin was granted a deviation from TSO-C36e to use RTCA DO-178B instead of
RTCA DO-178A to demonstrate compliance for the verification and validation of the computer
software.
1. Garmin was granted a deviation from TSO-C37d to use RTCA DO-178B instead of
RTCA DO-178A to demonstrate compliance for the verification and validation of the computer
software.
2. Garmin was granted a deviation from TSO-C37d to use RTCA DO-160D instead of
RTCA DO-160C as the standard for Environmental Conditions and Test Procedures for Airborne
Equipment.
3. Garmin was granted a deviation from TSO-C37d paragraph (a)(1) to allow using RTCA document
DO-186a instead of RTCA document DO-186 to specify minimum performance standards.
4. Garmin was granted a deviation from TSO-C37d paragraph (a)(5) to allow 8.33 kHz spacing in
addition to the 25 kHz spacing.
TSO-C37d
5. Garmin was granted a deviation from TSO-C37d paragraph (b)(1) to allow the marking to call out
8.33 kHz spacing in addition to the 25 kHz spacing.
1. Garmin was granted a deviation from TSO-C38d to use RTCA DO-178B instead of
RTCA DO-178A to demonstrate compliance for the verification and validation of the computer
software.
2. Garmin was granted a deviation from TSO-C38d to use RTCA DO-160D instead of
RTCA DO-160C as the standard for Environmental Conditions and Test Procedures for Airborne
Equipment.
3. Garmin was granted to deviate from TSO-C38d paragraph (a)(1) to allow using RTCA document
DO-186a instead of RTCA document DO-186 to specify minimum performance standards.
TSO-C38d
4. Garmin was granted a deviation from TSO-C38d paragraph (a)(5) to allow 8.33 kHz spacing in
addition to the 25 kHz spacing.
1. Garmin was granted a deviation from TSO-C40c to use RTCA DO-178B instead of
RTCA DO-178A to demonstrate compliance for the verification and validation of the computer
software.
TSO-C40c
2. Garmin was granted a deviation from TSO-C40c to use RTCA DO-160D instead of
RTCA DO-160B as the standard for Environmental Conditions and Test Procedures for Airborne
Equipment.