G900X/G950 Installation and Maintenance Manual – GDU 1040
Page 2-13
190-00719-00
Revision D
TSO/ETSO Deviations, continued
TSO/ETSO Deviation
1. Garmin was granted a deviation from TSO-63c to use RTCA DO-160D instead of RTCA DO-
160A as the standard Environmental Conditions and Test Procedures for Airborne Equipment.
TSO-C63c
2. Garmin was granted a deviation from TSO-63c to use RTCA DO-178B instead of RTCA DO-178
to demonstrate compliance for the verification and validation of the computer software.
1. Garmin was granted a deviation from TSO-C66c to use RTCA DO-178B instead of RTCA DO-
178A to demonstrate compliance for the verification and validation of the computer software.
TSO-C66c
2. Garmin was granted a deviation from TSO-C66c to use RTCA DO-160D instead of RTCA DO-
160C as the standard for Environmental Conditions and Test Procedures for Airborne Equipment.
TSO-C74c
1. Garmin was granted a deviation from TSO-C74c section (c) Marking to allow the environmental
categories to be left off of the S/N Tag.
TSO-C87
1. Garmin was granted a deviation from TSO-C87 to use RTCA/DO-160D instead of the FAA
Document for “Environmental Test Procedures for Airborne Electronic Equipment,” dated August
31, 1962.
1. Garmin was granted a deviation from TSO-C110a to use RTCA DO-178B instead of
RTCA DO-178A to demonstrate compliance for the verification and validation of the computer
software.
TSO-C110a
2. Garmin was granted a deviation from TSO-C110a to use RTCA DO-160D instead of
RTCA DO-160B as the standard for Environmental Conditions and Test Procedures for Airborne
Equipment.
1. Garmin was granted a deviation from TSO-C112 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-C112 to use Section 2 of RTCA DO-181B to meet the
minimum performance standard instead of the revisions DO-181 revisions and changes listed.
DO-181B contains all the revisions listed by the TSO.
TSO-C112
3. Garmin was granted a deviation from TSO-C112 to use RTCA DO-160D instead of
RTCA DO-160B as the standard for Environmental Conditions and Test Procedures for Airborne
Equipment.
1. Garmin was granted a deviation from TSO-C113 to use RTCA DO-178B instead of
RTCA DO-178A to demonstrate compliance for the verification and validation of the computer
software.
TSO-C113
2. Garmin was granted a deviation from TSO-C113 to use RTCA DO-160D instead of
RTCA DO-160B as the standard for Environmental Conditions and Test Procedures for Airborne
Equipment.
1. Garmin was granted a deviation from TSO-C118 to use RTCA/DO-178B sections 2 through 11
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-C118 to use RTCA/DO-160D instead of RTCA/DO-
160B as the standard for Environmental Conditions and Test Procedures for Airborne Equipment.
TSO-C118
3. Garmin was granted a deviation from TSO-C118 to use RTCA/DO-197A instead of RTCA/DO-
197 as the Minimum Operational Performance Standards.
ETSO-C118
1. Garmin was granted a Deviation from ETSO-C118 to use RTCA/DO-197A instead of RTCA/DO-
197 as the Minimum Performance Standard.