Eagle Electronics 640C, 640cDF manual Screen Contrast and Brightness, To Require Waas

Models: 640c 640C, 640cDF

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To Require WAAS:

1.Press MENUMENU↓ to GPS SETUPENT↓ to REQUIRE WAASENT.

2.To return to the main page display, press EXITEXIT.

3.Repeat Step 1 to turn off WAAS requirement.

Require WAAS command on GPS Setup Menu.

Screen Contrast and Brightness

To access the Screen menu, press MENUMENUENT.

The CONTRAST slider bar is already selected. Press ← → to adjust the contrast.

To adjust the display's brightness:

Press ↓ to BRIGHTNESS. Use ← → to adjust the brightness of the display.

To adjust the screen's display mode:

Press ↓ to DISPLAY MODEENT. Press ↓ to select modeEXIT.

Screen Command (left). Screen menu with Contrast selected (center).

Normal highlighted on Display Mode menu (right).

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Eagle Electronics 640C, 640cDF manual Screen Contrast and Brightness, To Require Waas, To adjust the displays brightness