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GPSMAP 496 Owner’s Manual 159
Appendix > Installation Information
Connecting to a GTX 330 Mode S Transponder
To receive Mode S TIS trafc data from a GTX 330 transponder on
your GPSMAP 496, connect an available RS-232 OUT pin on the
transponder to the Data In pin on the GPSMAP 496. (You do not
need to connect the transponder to the GPSMAP 496’s Data Out
pin.) Then, set the corresponding RS-232 output conguration on
the transponder to REMOTE + TIS and set the GPSMAP 496’s
Serial Data Format to TIS In or TIS In/NMEA & VHF Out. For
more information, see the TIS section on page 147 and the GTX 330
Transponder Installation Manual.
Connecting to a Garmin VHF Comm Radio
To output frequency data to an SL40 comm or SL30 nav/comm
radio, connect the Data Out pin on the GPSMAP 496 to the RxD
pin on the comm radio. (You do not need to connect the comm radio
to the GPSMAP 496’s Data In pin.) Set the GPSMAP 496’s Serial
Data Format to TIS In/NMEA & VHF Out or Aviation In/NMEA
& VHF Out. For more information, see the VHF comm section on
page 154 and your nav/comm radio’s installation manual.
Connecting Your GPSMAP 496 to a Computer
Your GPSMAP 496 can be connected to your computer using the
included USB-PC Interface Cable to connect to a USB data port
or the optional PC Interface Cable to connect to a DB-9 serial
communications port.
NOTE: Fully install the supplied MapSource program, Trip &
Waypoint Manager, on your computer before connecting the
USB cable to the computer.
USB Data Port on your PC
Serial Communications Port
USB
connector
under
weather cap