GTN 625/635/650 TSO Installation Manual
Page 1-13
190-01004-02
Rev. C
TSO/ETSO
Deviation
TSO-C118
1. Garmin was granted a deviation from the TSO not to mark the computer software level(s) on the unit.
2. Garmin was granted a deviation from the TSO to use RTCA/DO-197A instead of RTCA/DO-197 as the
Minimum Operational Performance Standards.
3. Garmin was granted a deviation from the TSO to mark product name, part number, serial number and a
statem
ent on the unit‟s nameplate label “TSO-C146c Class 3, See IM for Add‟l Appliance Approvals ”, instead of
Product Type, TSO Numbers, Equipment Class, “Dev” (deviation), Environmental Categories, Date of
Manufacture, weight and Software Part Number.
4. Garmin was granted a deviation from the TSO to use RTCA/DO-160F instead of earlier versions of RTCA/DO-
160 as the standard for Environmental Conditions and Test Procedures of Airborne Equipment.
5. Garmin was granted a deviation from the TSO to use RTCA/DO-178B instead of earlier versions of
RTCA/DO-178 to demonstrate compliance for the verification and validation of the computer software.
ETSO-C118
1. Garmin was granted a deviation from the ETSO to use RTCA-DO-197A instead of RTCA/DO-197 as the
Minimum Operational Performance Standards.
TSO-C128a
1. Garmin was granted a deviation from the TSO to mark product name, part number, serial number and
statement on the unit‟s nameplate label, “TSO-C146c Class 3, See IM for Add‟l Appliance Approvals”, instead of
Product Type, TSO Numbers, Equipment Class, “Dev” (deviation), Environmental Categories, Date of
Manufacture, Weight and Software Part Number.
2. Garmin was granted a deviation from the TSO to use RTCA/DO-160F instead of earlier versions of RTCA/DO-
160 as the standard for Environmental Conditions and Test Procedures of Airborne Equipment.
3. Garmin was granted a deviation from the TSO to use RTCA/DO-178B instead of earlier versions of
RTCA/DO-178 to demonstrate compliance for the verification and validation of the computer software.
TSO-C146c
1. Garmin was granted a deviation from RTCA/DO-229D to use a 10 degree vertical viewing angle below the
lower display edge.
2. Garmin was granted a deviation from RTCA/DO-229D to use GPS antennas that meet Garmin minimum
performance specifications.
3. Garmin was granted a deviation from the TSO to mark product name, part number, serial number and a
statement on the unit‟s nameplate label “TSO-C146c Class 3, See IM for Add‟l Appliance Approvals ”, instead of
Prod
uct Type, TSO Numbers, Equipment Class, “Dev” (deviation), Environmental Categories, Date of
Manufacture, weight and Software Part Number.
4. Garmin was granted a deviation from the TSO to use RTCA/DO-160F instead of earlier versions of RTCA/DO-
160 as the standard for Environmental Conditions and Test Procedures of Airborne Equipment.
ETSO-C146
1. Garmin was granted a deviation from the ETSO to use RTCA/DO-229D instead of RTCA/DO-229B as the
Minimum Operational Performance Standards.
2. Garmin was granted a deviation from RTCA/DO-229D to use a 10 degree vertical viewing angle below the
lower display edge.
TSO-C147
1. Garmin was granted a deviation from the TSO not to furnish each person receiving a unit copies of the data in
paragraphs 3(a)(10) through (12) of the TSO.
2. Garmin was granted a deviation from the TSO
not to display a visual “Traffic” annunciation for the duration of
the traffic alert.
3. Garmin was granted a deviation from the TSO to mark product name, part number, serial number and a
statement on the unit‟s nameplate label “TSO-C146c Class 3, See IM for Add‟l Appliance Approvals ”, instead of
Product Type, TSO Numbers, Equipment Class, “Dev” (deviation), Environmental Categories, Date of
Manufacture, weight and Software Part Number.
4. Garmin was granted a deviation from the TSO to use RTCA/DO-160F instead of earlier versions of RTCA/DO-
160 as the standard for Environmental Conditions and Test Procedures of Airborne Equipment.
5. Garmin was granted a deviation from the TSO to use RTCA/DO-178B instead of earlier versions of
RTCA/DO-178 to demonstrate compliance for the verification and validation of the computer software.
ETSO-C147
1. Garmin was a granted a deviation from the ETSO not to display a visual “Traffic” annunciation for the duration
of the traffic alert.
