Setting The Backlight; Setting The Tones - Suunto D4 User Manual

4.1.6. Setting the backlight

Use the BACKLIGHT SETTING mode to turn the backlight on or off and to define how
long it stays on for (5, 10, 20, 30, or 60 seconds). When the backlight is turned off, it
does not illuminate when an alarm sounds.

4.1.7. Setting the tones

The TONE SETTING mode allows you to activate or deactivate the tones.
ADJUST WITH UP AND
DOWN BUTTONS. ACCEPT
WITH SELECT BUTTON.
ADJUST WITH UP AND
DOWN BUTTONS. ACCEPT
WITH SELECT BUTTON.
23