
2. HORIZONTAL MODE
2-19
2.12 Target LockThree types of target lock modes are available.
Manual reverse: The transducer train direction is reserved manually. This is the default
target lock function setting and it may be used in both horizontal and
vertical scan modes.
Position: Tracks stationary position (such as a reef) using position data from a
navigator. Available in the horizontal mode.
Echo: Tracks fish echo either manually or automatically. Available in the
horizontal mode.
2.12.1 Choosi ng target lock mode
1. Press the [MENU] key to open the menu.
2. Press ▲ to choose MENU and then press ◄ or ► to choose the HORZ menu.
3. Press ▲ or ▼ to choose TARGET KEY.
4. Press ► to show the following dialog box.
TARGET KEY
REVERSE POS ECHO
5. Press ◄ or ► to choose option desired.
6. Press the [MENU] key to register your selection and close the m enu.
2.12.2 Manual reverse mode
The transducer train direction is reversed manually, thereby emphasizing possible fish
echoes.
Note: This function is inoperative in the echo sounder mode. I n the vertical scan mode the
manual reverse mode is automatically chosen regardless of the setting in
paragraph 2.12.1.
To activate the manual reverse mode:
1. Choose REVERSE following the procedure in paragraph 2.12.1.
2. Press the [TARGET] key to reverse the transducer train direction when a fish school
appears. “REVERSE” momentarily appears at the screen top when the key is pressed
and then the transducer train direction is reversed.