Garmin GPS II Owner's Manual page 82

REFERENCE
Fig. 76a
Fig 76b
76
CDIScale Settings
The course deviation indicator (CDI) scale definition field lets you select the +/-
range of the CDI bar scale. Three scales are available: +/- 0.25 (default), 1.25, and
5.0 miles or kilometers.
To enter a CDI scale setting:
1. Highlight the 'cdiscale' field (Fig. 76a), and press ENTER.
2. Select the desired setting, and press ENTER.
Units of Measure
The GPS II lets you select nautical (default), statute, or metric units of measure
for all 'speed' and 'distance' fields.
To change the unit of measure:
1. Highlight the 'units' field (Fig. 76b), and press ENTER.
2. Select the desired unit of measure, and press ENTER.