Koden CVR-010, Руководство по эксплуатации, Страница: 34 / 114

CVR–010
Basic Operating Instructions
(continued on next page)
24
7.2. Control Panel Functions
(continued – 6/7)
⑫
A l a rm / V RM Key

Figure 7-12 Variable Range Marker – Example
･
Pressing the key once turns on the VRM
(variable range marker) , a horizontal dotted
line with its current position readout, as in
the example at right.
･
A second keypress turns the VRM off.
･
The VRM is used to set the depth for the
depth alarm, and can be shifted upward /
downward by pressing

/

.
･
Pressing

sets the alarm depth at the
VRM position.
*
1
:
Alarm depth below transducer ( DBT)
･
When a menu is being opened, this key acts
as numeric key “
4 ” to enter value 4 or to
select menu option 4.
⑬
Enter Key

･
On normal echogram screen with
no menu opened or without VRM
(
⑫
) on–screen, pressing this key
will result in an operational error,
causing the unit to beep three
times in quick succession.
･
When the VRM is currently
showing, pressing this key sets
the alarm depth at that position
and activates the depth alarm.
･
When you are making a setting or selecting menu options, pressing the key completes
that setting or finalizes the selection of that option.
⑭
Right Key

･
On normal echogram screen, pressing this key will result in an operational error,
causing the unit to beep three times in quick succession.
･
When a menu is being opened, this key acts as numeric key “ 6 ” to enter value 6 or to
select menu option 6.
･
When the soundings history window (
HISTORY )
is being opened (with

,
⑮
)
, pressing
this key moves the vertical line cursor to the right on the time passage scale, showing
the depth registered at the date and time (and the LAT/LON coordinates
*
2
)
shown just
below the scale.
* 2
:
LAT / LON information is available with an optional GPS sensor or IEC 61162–1–compatible GPS data source
plugged into the rear–panel I/O data connector
.
Alarm depth at 15.7m
* 1

GAIN=AT TVG=AT
NR=OFF

D BT
15.7
VRM placed at 15.7m
10m
20m
30m
40m
1 5 . 7