Chapter 6: Menu Settings
63
6.3 Backlight Adjustment
This setting adjusts the backlight brightness for the LCD, microphone
keypad and main unit keypad. Choose from 8 brightness settings or OFF.
➤
To adjust the backlight setting:
1. Rotate the
CH
knob until the arrow points to
BACKLIGHT.
2. Push the
CH
knob to accept. The Backlight screen appears.
3. Rotate the
CH
knob to select the desired backlight level. The number of
blocks illuminated on line 3 of the dot matrix display indicate the level,
one through eight. For
HI
all eight are illuminated; for
OFF
none are illu-
minated. Push the
CH
knob to accept.
The Distress key backlighting is never turned OFF.
6.4 Contrast Adjustment
This setting adjusts the levels of LCD contrast. Choose from 8 settings.
➤
To adjust the contrast setting:
1. Rotate the
CH
knob to scroll until the arrow points to
CONTRAST
.
2. Push the
CH
knob to accept. The Contrast screen appears.
3. Rotate the
CH
knob to select the desired contrast level. The number of
blocks illuminated on line 3 of the dot matrix display indicate the level,
one through eight. A larger number of blocks indicate a darker LCD. For
HI
all eight blocks are illuminated; for
LO
none are illuminated.
4. Push the
CH
knob to accept your selection.
Содержание Ray54E
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