Garmin GPS 75 GPS Receiver User Manual


 
C-3
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NOTES:
* All specifications are subject to change without notice.
** Subject to accuracy degradation to 100m 2DRMS under the
United States Department of Defense imposed Selective
Availability program. (Due to satellite geometry, altitude error is
typically two to three times the horizontal position error.)
C.2 ELECTRICAL WIRING
The GPS 75 power/data cable allows you to connect the unit to vehicle
power systems, other marine electronics, a remote alarm/beeper, or an
external DGPS device that outputs RTCM SC-104, version 2.0 data. The
harness will plug into the connector located on the rear panel of the GPS
75.
To connect to vehicle power systems...
· Connect the RED harness lead (with fuse) to the positive (+) side
of a 5-40 volt DC power source.
· Connect the BLACK harness lead to the negative (-) side of the 5-
40 volt DC power source.