Changing The Lighting And Contrast - Raymarine Raynav 300 GPS Plotter Owner's Handbook Manual

Chapter 2: Getting Started
zero the display and key backlights extinguish. If the POWER key is
released within this period, power-down is cancelled.

Changing the Lighting and Contrast

You can change the level of backlighting and contrast for the screen and
keys. The key backlighting always retains a minimal level to enable the
keys to be seen at night.
➤
To change the lighting and contrast:
1. Press the POWER key to display the lighting controls (Figure 2-3).
2. Use the LIGHT soft key or trackpad left/right to select LIGHT control.
3. Press the CONTRAST soft key, or trackpad left/right, to select the CON-
4. Press ENTER to remove the soft key sliders and return to the default
When the display unit is switched on, screen lighting is restored to ON if
it was ON previously. Whilst the unit is switched on, the chosen lighting
level is retained until it is reset. The new contrast level is retained until it
is reset, even after power-off, unless it has been set either very low or very
high; in this case, the contrast will be restored on power-up as follows:
•
•
Note: Factory default settings are LIGHT OFF and CONTRAST 50%.
ON
42%
LIGHT
Figure 2-3: Lighting Controls
Use the LIGHT soft key to toggle lighting ON/OFF.
•
• Use trackpad up/down to select lighting level (eight levels).
TRAST control. Adjust the contrast setting in the same way as for the
lighting (100 contrast levels).
screen, with the new lighting and contrast levels retained.
Contrast set <30% restored to 30%
Contrast set >70% restored to 70%
60%
CONTRAST
2-3
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