Garmin GPS 125 Sounder - Manual (Page 62)

Sounder Setup
The sounder setup page lets you customize the
sounder to your needs and activate certain alarms.
Access the Sounder Setup from the Menu Page.
Sensitivity
The sensitivity setting determines how sensitive the
sounder is to sonar echoes. High sensitivity may show
clutter which can conceal fish, while low sensitivity may
not show all fish. Note: A setting of 50% will give you
the best results for most fishing situations.
To adjust sensitivity:
1. Highlight ‘SENSITIVITY?’ and press
F
. The Sounder
Page will appear with ‘SENS’ and a value displayed in
the upper left corner of the page.
2. Press the arrow keypad up or down until the desired
sensitivity level is shown and press
F
.
Chart Speed
The chart speed field allows you to select the speed
at which the sonar display scrolls across the screen.
To adjust chart speed:
1. Highlight ‘CHART SPD?’ and press
F
. The Sounder
Page will appear with ‘SPD’ and a value displayed in
the upper left corner of the page.
2. Press the arrow keypad up or down until the desired
chart speed is shown and press
F
.
Sounder Setup
REFERENCE
58
Adjust the sensitivity range
between 0 and 100. The
default setting is 50.
The chart speed may be
adjusted between 10 (slow-
est) and 100. The default is
100.
125 Man Rev B 7/23/98 11:48 AM Page 58