SUUNTO D9tx - Manual (Page 28)

ADJUST WITH UP AND
DOWN BUTTONS. ACCEPT
WITH SELECT BUTTON.
4.1.6. Setting the backlight
In the Backlight setting mode, you are able to turn the backlight ON or OFF and to
define how long it stays on for (5, 10, 20, 30, or 60 seconds).
NOTE
When the backlight is turned OFF, it does not illuminate when
an alarm sounds.
ADJUST WITH UP AND
DOWN BUTTONS. ACCEPT
WITH SELECT BUTTON.
4.1.7. Setting the contrast
In the Contrast setting mode, you are able to set the contrast of the display (the value
range is between 0 and 10).
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