1.Press the ENHANCE ECHOES softkey.

2.Press the INT. REJECTION softkey repeatedly until the ON option is selected.

3.Press the OK button.

Enabling radar expansion

In the radar application:

1.Press the ENHANCE ECHOES softkey.

2.Press the EXPANSION softkey repeatedly until the ON option is selected.

3.Press the OK button.

Enabling radar wakes

In the radar application:

1.Press the ENHANCE ECHOES softkey.

2.Press the WAKES softkey repeatedly until the ON option is selected.

3.Press the OK button.

Adjusting the radar tune control

In the radar application:

1.Press the MENU button.

2.Using the trackpad, highlight the Radar Setup menu item, then press the trackpad right to select it.

3.Using the trackpad, highlight the Scanner Setup menu item, then press the trackpad right to select it.

4.Using the trackpad, highlight the Tune Adjust menu item, then press the trackpad right to select it.

5.Press the TUNE softkey, and select the MANUAL option.

6.Using the rotary control, adjust the level to obtain the maximum signal strength (indicated by the eight-step horizontal bar).

7.Press the OK button.

Using radar

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Raymarine C140w, C90w manual Enabling radar expansion, Enabling radar wakes