Lowrance LRA-1800, Инструкция по эксплуатации

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To adjust radar range:
1. Press
MENU
, select
R
ADAR
R
ANGE
and press
ENT
.
2. Use
↑ ↓
to select the desired range and press
ENT
.
NOTE:
When switching radar ranges, you likely will need to adjust Gain,
STC and FTC settings to achieve optimum performance.
Tip:
You can also adjust radar range by pressing the
ZIN
or
ZOUT
keys.
Radar Echo Expansion
The Radar Echo Expansion feature will make weak signals more visible
on the display by lengthening radar echoes.
To turn Radar Echo Expansion On/Off:
1. Press
MENU
, highlight
R
ADAR
E
CHO
E
XPANSION
and press
ENT
to turn it
on (check) or turn it off (uncheck). Press
EXIT
.
Remember, when Echo Expansion is on, all signals on the display will
be enlarged, including clutter.
Echo Trail Interval
The Echo Trail Interval feature displays an on-screen history (trail) of
the movements of all radar targets.
To adjust Echo Trail Interval
1. Press
MENU
, select
E
CHO
T
RAIL
I
NTERVAL
and press
ENT
.
2. The Echo Trail Interval menu will display a series of intervals with
options ranging from Continuous to Off. Use
↑ ↓ to highlight the de-
sired interval and press
ENT
. Press
EXIT
.
NOTE:
This feature is best used in open water or when your vessel is sta-
tionary and you are tracking a moving target. If Echo Trail Interval
is on and your vessel is moving, the display will be crowded with
trails for every target, including stationary targets, like lighthouses
and land.
Clear Radar Trails
This feature is used to clear radar trails created with the Echo Trail
Interval command.
To clear radar trails:
1. Press
MENU
, highlight
C
LEAR
R
ADAR
T
RAILS
and press
ENT
.
Log Radar Data
If your unit has a hard drive (LCX-28cHD, LCX-38cHD, LCX-113cHD
GlobalMap 6600cHD, GlobalMap 7300cHD GlobalMap 7600cHD,