Gtx 335R/345R With Legacy G1000; Figure 2-5 Gtx 335R Or Gtx 345R Interface Summary With Legacy G1000 - Garmin GTX 330D Maintenance Manual

2.5 GTX 335R/345R with Legacy G1000

The Legacy G1000 configuration includes certain G1000 systems that can be updated with a G1000
interface card. The GTX 335R provides all the functions listed under the GTX 335/335R to include
ADS-B Out. The GTX 345R provides all the functions listed under the GTX 345/345R with the exception
that the ADS-B In traffic and weather will be displayed as an emulation of the GDL 90 weather and traffic
displays. The GTX 345R provides FIS-B weather (NEXRAD and METARS) and TIS-B traffic within the
confines of the GDL 90 interface. The GTX 345R provides TIS-B traffic and FIS-B weather on PED via
Bluetooth. Refer to GTX 3XX Part 23 AML STC Installation Manual for additional information.
Figure 2-5 provides a basic summary of the GTX 335R or GTX 345R interface for the legacy G1000
system.
Optional GTX 345R
Interfaces
Bluetooth Device
Audio Panel
GIA #2
TRAFFIC
WEATHER
TRUE HEADING
AURAL MUTE
TAS/TCAS
TRAFFIC
XPDR / HEADING
STBY/OPR
SELF TEST
Landing Gear
Switch
Keep Alive Input

Figure 2-5 GTX 335R or GTX 345R Interface Summary with Legacy G1000

190-00734-11
Rev. 6
Bluetooth
RS-232
RS-422
ARINC 429
DISCRETE
GTX 335R/345R
ARINC 429
ARINC 429
DISCRETE
DISCRETE
DISCRETE
Legend
New LRU
GTX 33X and GTX 3X5 ADS-B Maintenance Manual
Required Interfaces
Bottom Antenna
GTX 3X5 with GPS only
GPS Antenna
GIA 63W software dependent,
refer to IM for compatible software
RS-232
RS-232
Existing LRU
GIA 63W
GPS Source
GIA #1
GIA #2
Power/Ground
Page 2-10