Raymarine 320 - Manual (Page 22)

Chapter 2: Getting Started 2-3
Figure 2-3: Chartplotter Default Display
➤
To switch the display unit off, press and hold the POWER key for at least
three seconds. A 3-second countdown timer is displayed; when it reaches
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 2-4).
Figure 2-4: Lighting Controls
2. Use the LIGHT soft key or trackpad left/right to select LIGHT control.
• Use the LIGHT soft key to toggle lighting ON/OFF.
• Use trackpad up/down to select lighting level (eight levels).
3. Press the CONTRAST soft key, or trackpad left/right, to select the CON-
TRAST control. Adjust the contrast setting in the same way as for the
lighting (100 contrast levels).
CSR 00°00^00N SOG 23.4kn
POS 000°00^00W COG 234°M
1200nm
GOTO ROUTE SCREEN FIND SHIP
D4963-1
CONTRAST LIGHT
ON
42% 60%
D4927_1
81167_3.BOOK Page 3 Wednesday, November 21, 2001 2:12 PM