Alarms And Messages - Garmin 190-00864-01 Quick Start Manual

Initializing Fishfinder 300C
Settings
The first time you turn your Fishfinder
300C on, you must configure a series of
initial settings. These settings must also be
configured when restoring factory settings
(page 14). Each of these settings can be
changed later using either the Sonar Setup
screen (Color Scheme) or the Configure
screen (Language and Units).
To initialize your Fishfinder 300C
settings:
1. Language—select the on-screen
language.
2. Units—select
Metric (kh, m,
°F).
3. Color Scheme—select
as the background on sonar screens.
4. Select OK.

Statute (mh, ft, °F),
°C), or Nautical (kt, ft,
White or Blue

Alarms and Messages

The Fishfinder 300C uses an on-screen
message system to alert you to operating
characteristics. When a message appears,
press SELECT to acknowledge the message
and return to the screen you were viewing.
Battery alarm—battery voltage has fallen
below the value entered in the battery-alarm
screen (Configure >
On).
Battery Voltage is Too High—The input
voltage is too high. The Fishfinder 300C will
shut off in 10 seconds. Decrease the input
voltage to 33 volts or less.
Boat is Not Moving Fast Enough to
Calibrate—the boat is not moving fast
enough for the speed wheel to provide a
valid speed.
Can't Read Voltages That High, Limited
to Top of Range—the battery-alarm screen
voltage value is higher than the Fishfinder
300C can read.
Fishfinder 300C Quick Start Manual
alarms > Battery >