Garmin GPS II Plus - Manual (Page 85)

79
Magnetic Heading Reference
The GPS II + ’s heading information can be displayed referencing magnetic north
(automatic or user-defined), true north, or calculated grid headings. The default set-
ting is automatic magnetic north, which is suitable for most applications.
To select a heading reference:
1. Highlight the ‘heading’ field (Fig. 79a), and press ENTER.
2. Select the desired heading preference, and press ENTER.
To enter a user-defined magnetic heading:
. 1. Select ‘User Mag’ and press ENTER (Fig. 79b).
2. Enter the degrees and direction of magnetic variation, and press ENTER.
Reference
Fig. 79a
Fig. 79b
gps ii + 8/4/98 3:29 PM Page 79