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Suppressing Interference
1. Press the MENU key to show the menu
bar.
2. Choose NOISE LIMITER from the
SENSITIVITY menu, and then push the
ENTER knob.
OFF
LOW
MEDIUM
HIGH
3. Rotate the ENTER knob to choose LOW,
MEDIUM or HIGH as appropriate.
4. Push the ENTER knob.
Suppressing Low Level Noise
1. Press the MENU key to show the menu
bar.
2. Choose CLUTTER from the
SENSITIVITY menu.
GAIN 50 000
GAIN 200 000
NOISE LIMITER HIGH
CLUTTER 0
WHITE LINE OFF
SIGNAL LEVEL OFF
3. Push the ENTER knob to show the
clutter level window.
4. Rotate the ENTER knob to choose
clutter rejection level.
5. Push the ENTER knob.
Selecting Picture Advance
Speed
1. Choose PICTURE ADVANCE from the
SOUNDER menu.
2. Push the ENTER knob to show the
picture advance window.
STOP
1/16
1/8
1/4
1/2
1/1
2/1
3. Rotate the ENTER knob to choose
speed.
4. Push the ENTER knob.
Activating Sounder Alarm
1. Press the MENU key to show the menu
bar.
2. Choose ALARMS, and then push the
ENTER knob.
3. Rotate the ENTER knob to choose FISH
ALARM or FISH ALARM (B/L) as
appropriate.
4. Push the ENTER knob twice.
Off
Depth 0000.0 Ft
Range 0010.0 Ft
Level Medium
Off
Depth 0000.0 Ft
Range 0010.0 Ft
Fish alarm Fish alarm (B/L)
Off
On
Off
On
3. Rotate the ENTER knob to choose On,
and then enter the depth and range. For
FISH ALARM, Level should also be
entered.
4. Press the SAVE soft key.
PUB.NO.OSE-4429
1
-A1
(0409,HIMA) GP-7000F