Deleting Individual Fish Marks; Relocating School Of Fish For Easy Observation - Furuno CHS-5LMARK-2-55 Operator's Manual

Note 3: Each time the FISH key is pressed the fish mark changes in the sequence
shown below. Maximum 10 fish marks may be inscribed, one latest, one 2nd latest
and eight past. When this amount is exceeded the oldest fish mark is automatically
erased.
3.4.2

Deleting individual fish marks

To delete specific fish marks, use the DELETE MARK key as shown below. To delete
fish marks collectively, see paragraph 3.7.
1. Operate the trackball to place the trackball mark on the fish mark you want to de-
lete. The color of the fish mark changes from white to red if the trackball mark is
correctly placed.
2. Press the DELETE MARK key to delete the fish mark.
3.5

Relocating School of Fish for Easy Observation

1. Operate the trackball to place the trackball mark on the position where you want
to relocate the own ship mark.
2. Press the OFF CENTER key.
3. To return the own ship mark back to the screen center, press the OFF CENTER
key again.
Fish key pressed once:
Fish key pressed twice:
Fish key pressed three times:
Fish key pressed four times:
School of Fish
OFFCENTER
Own Ship Mark
Trackball Mark
How to use the off-center function
3. ADVANCED SONAR OPERATION
X
X
X
Press
key.
School of Fish
3-5