Gps Vertical Offset; Figure 5-19. Measurement Of Gps Vertical Offset; Figure 5-20. Gps Vertical Offset Page - Garmin GPS 400W Installation Manual

5.3.16 GPS Vertical Offset

The GPS Vertical Offset setup function is used to enter the height above ground of the GPS antenna.
Prior to proceeding, measure the GPS antenna vertical offset (to the nearest foot) as shown in Figure 5-19.

Figure 5-19. Measurement of GPS Vertical Offset

Use the large and small knobs to enter the offset value
and press ENT to save.

Figure 5-20. GPS Vertical Offset Page

Page 5-20 400W Series Installation Manual
Rev. G 190-00356-02