User's Manual

Chapter 3 Alarm MDC-5200/5500 Series
0093155002-03 3-2
2 Press EBL1 or EBL2 key, and select an item to be set between [BRG REL] and [WIDTH] by using
EBL/VRM knob (MDC-5200 series) or EBL knob (MDC-5500 series).
In the same way, press VRM1 or VRM2 key, and select an item to be set between [RNG] and
[DEPTH] by using EBL/VRM knob (MDC-5200 series) or VRM knob (MDC-5500 series).
The selected item is shown with a symbol at the left of numerical indication at the echo alarm in
the menu display.
Note: The changing item by using EBL/VRM knob will be displayed with yellow characters.
(MDC-5200 series)
3 When the setting of the echo alarm area is completed, then press ENT key, orange dashed circle
line will disappear, and echo alarm will be active.
4 There are additional items, [ALARM] => [DETECT LEVEL] => select [1 to 15]
It designates echo strength to determine an alarm sound.
1 means lowest signal echo level, 15 means highest signal echo level.
When the level is set too low, noise may cause false alarm.
Note: [DETECT LEVEL] is applied to the map area alarm function of next section.
Note: If the echo alarm area is set in the whole circumference, [WIDTH] needs to be set the 0.0˚
or 360.0˚.
Orange dashed
circle line
ECHO ALARM
BRG REL 338.0˚
WIDTH 115.0˚
RNG 006.0NM
DEPTH 002.0NM
(MDC-5200 series)
EBL/VRM knob is used
for setup.
(MDC-5500 series)
EBL knob and VRM knob
are used for setup.
BRG REL
DEPTH
WIDTH
RNG
Blue dotted line of
echo alarm area