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The time delay is adjustable from 5 to 240 seconds by selecting Light Dly
from the System Setup menu . You can also turn the lights on continu-
ously from this menu. Highlight this menu, then press the right arrow key
to increase the time the lights are on, the left arrow key to decrease it.
Sound
To turn the speaker off, highlight the “SOUND” label as shown above,
then press the left arrow key. Note: This turns the speaker completely off.
The unit will not sound a tone when a key is pressed, nor will any alarm
sound. The alarm messages will still flash on the screen, however.
Contrast
To adjust the display’s contrast, highlight the “Contrast” label on the “Sys-
tem Setup” menu. Press the right or left arrow keys until the screen’s
contrast is best for the lighting conditions.
Units of Measure
You can view data in three different formats: statute, nautical, and metric.
The default is statute. The chart below shows the settings for each.
Statute Nautical Metric
Distance ....... miles ...................nautical miles ...kilometers
Speed ........... miles per hour.....knots ................ kilometers per hour
Altitude ......... feet .....................feet ...................meters
The unit will also show bearing in degrees true or mag-
netic, and the clock in 12 hour (a.m./p.m.) or 24 hour
formats. To change a unit of measure, first select
Change Units from the System Setup menu. Highlight
the desired selection, then press the left or right arrow
key. You can change any or all of the settings on this
page. When you’re finished, press the EXIT key.
NMEA / DGPS
This product transmits data through the power/data port in the back of the
unit using NMEA 0183 format, version 1.5 or 2.0. The data is used by
other electronic devices such as marine autopilots for position and steer-
ing information.
DGPS on the other hand, is a data input. DGPS is an acronym for Differ-
ential Global Positioning System. Currently, it relies on a system of ground-