Sonic KCS-3500, Руководство по эксплуатации

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19. Two Touch Key Block : The keys in this block can be used in combination
with the and keys. Select a function key
first (then the light of the key turns ON), and change
its set value with the
and keys.
a. PP Filter Key : This key is used when there is sea noise or interference
from other boats. The modes can change in the order
from “SOFT” → “MEDIUM 1” → “MEDIUM 2 ” → “HARD
1” →“HARD 2 ” →“SOFT”. The interference removal
level is most powerful in “HARD 2”. However, an
interference removal level that is too strong results in
bad smoothing of the image. Normally, the mode should
be set to “SOFT”.
b. Mode Key : This key is used to change the screen.
c. Sonar Memory Key : This key is used to restore the memory selected from
among the internal card STD from 1 to 10.
d. Preset Keys - : Each key is used to register one menu item selected
from the preset menu.
e. UP Key : This key is used to increase a set value.
f. DOWN Key : This key is used to decrease a set value.
20. Track Ball : It is used to move the cross cursor.
a. PP Filter Key
b. Mode Key
c. Sonar Memory Key d. Preset Key
e. UP Key
ｆ
. DOWN Key