4. Operation 22 
 
 
 Setting Depth Alarm     
・  Make  DEPTH ALARM  a yellow display, press  or the [ENT]  key,  and the following menu is 
displayed. 
 
 
 
 
「ALERT CONT」 
◎  The operation of the depth alert is selected. 
・Make ALERT CONT a yellow display, press    or the [ENT] key, and select it from the following, set 
content. 
Set content :OFF/ON 
OFF  :
  The depth alert doesn't operate. 
ON  :  When sea bottom becomes shallower than the depth set by "DEPTH SETTING", the 
depth alert starts. 
When sea bottom becomes deeper than a set value after the depth alert starts, it 
releases. 
・Select the operation by     and press the [ENT] key. 
 
 
「DEPTH SETTING」 
◎Depth where the depth alert starts is set. 
・Make DEPTH SETTING a yellow display, press  or the [ENT] key, and the numerical value (initial 
value 0.0) is displayed. 
・The numerical value becomes large when    key is pressed, and when    key is pressed, the 
numerical value becomes small. 
・Depth can be set up to 99.9m by a 0.1m unit. 
・When depth is set and the depth alert is made “ON", the depth alert mark is displayed at the set depth 
position on the right of the range scale. This mark is not displayed to make the depth alert “OFF". 
・After the depth setting finishes, press the [ENT] key. 
 
<Example> 
・When the alert depth is set to 10.0m, alert starts by 9.9m though it doesn't start by 10.0m. 
 
 
 
Selecting items move a yellow display with     or     key.