User Manual

5.5.3.2 Removing sea clutter (STC)

Refer to the section, “Sensibility adjustment (GAIN)”.

Up/Down → ENT → Up/Down

(Select STC) |->(Select MANU) → ENT → Control knob → ENT - Set to MANU mode

| (STC adjustment)

|->(Select AUTO) → ENT ------------------------------------Set to AUTO mode

Note: When you select the MANU mode, the GAIN and FTC functions will be switched to MANU mode,

too.

Note: When you select the HARBOR mode, FTC will be switched to MANU mode.

5.5.3.3 Removing rain and snow clutter (FTC)

Refer to the section, “Sensibility adjustment (GAIN)”.

Up/Down → ENT → Up/Down

(Select FTC) |->(Select MANU) → ENT → Control knob → ENT -- Set to MANU mode

| (FTC adjustment)

|->(Select AUTO) → ENT ------------------------------------Set to AUTO mode

5.5.3.4 Adjusting the receiver tuning (TUNE)

Refer to the section, “Sensibility adjustment (GAIN)”.

Use the following key operations to set up the tuning.

Up/Down → ENT → Up/Down

(Select TUNE) |->(Select MANU) → ENT → Control knob → ENT ---- Set to MANU mode

| (TUNE adjustment)

|->(Select AUTO) → ENT ------------------------------------Set to AUTO mode

5.5.3.5 Echo expansion (ST)

This function stretches the echo towards range, for easy recognition of the target on the screen.

Two types of the echo expansion is available. Select ST1 or ST2 from the menu.

(1) Use the up-down cursor keys to select ST from the pull-down display items, and press the "ENT" key.

(2) Select ST1 or ST2 from the display beside the ST item using the up-down cursor keys, and press the

"ENT" key.

Up/Down

→ ENT →

Up/Down

→ (select ST1) → ENT set ST1

|→ (select ST2) → ENT set ST2

|→ (select OFF) → ENT ST OFF

Indicated setting value on manual

mode,

AT on auto mode