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Page 3-6
Cirrus Perspective™ Line Maintenance Manual
Figure
3
‐
4.
S
‐
TEC
Interface
3.4
NAVIGATION
AND
COMMUNICATION
SYSTEM
The
GIAs
contain
VHF
COM,
VHF
NAV,
and
GPS
receivers.
COM
and
NAV
audio
is
sent
via
digital
audio
to
the
GMA
347
Audio
Panel.
GPS
information
is
sent
to
the
GRS
77
AHRS
and
both
displays
for
processing.
The
GTX
32/33
Mode
S
Transponder
communicates
with
both
GIAs.
Transponder
data
is
sent
from
the
GIAs
to
the
PFD.
Rev. E
190-00920-00