Garmin GIA 63W Installation Manual page 92

4.10.4 Remote Annunciate Data Bus
Pin Name
REMOTE ANNUNCIATE CLOCK
REMOTE ANNUNCIATE DATA
REMOTE ANNUNCIATE SYNC
These inputs read the remote annunciate data bus that the autopilot uses to tell its remote annunciator
panel what mode it is operating in.
The GIA 63 requires 4.7 kΩ pull-up resistors to +28 V
No pull-up resistors are required for the GIA 63W.
The GIA 63W will function properly if the pull-up resistors are installed in the aircraft
harness.
GIA 63/GIA 63W Installation Manual
190-00303-05
Connector
in the aircraft harness for each of these inputs.
DC
NOTE
Pin
P606 53
P606 54
P606 55
I/O
In
In
In
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Revision S