Lowrance X87, Руководство по эксплуатации

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3. When it's set at the desired level, press
EXIT
.
Contrast
See the entry in this section for Screen Contrast and Brightness.
Depth Cursor
The depth cursor consists of a horizontal line with a digital depth box
on the right side. The numbers inside the box show the depth of the
cursor.
At left, Sonar Page menu with Depth Cursor command selected. At
right, sonar chart with the depth cursor active. The line indicates the
large fish is 34.64 feet deep.
The cursor can be moved to any location on the screen, letting you pin-
point the depth of a target.
1. From the Sonar Page, press
MENU
|
↓
to
D
EPTH
C
URSOR
|
ENT
.
2. The depth cursor appears. Press
↓
to lower the cursor line; press
↑
to
raise the cursor line.
3. To clear the depth cursor, press
EXIT
.
Depth Range - Automatic
When turned on for the first time, the bottom signal is automatically
placed in the lower half of the screen. This is called Auto Ranging and
is part of the automatic function. However, depending upon the bottom
depth and the current range, you can change the range to a different
depth. To do this:
1. From the Sonar Page, press
MENU
|
↓
to
D
EPTH
R
ANGE
|
ENT
.
Cursor line
Depth box