8 general features, 1 backlight, 2 button lock – SUUNTO t4d User Manual

Page 41: 40 8.2 button lock

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8 GENERAL FEATURES

8.1 Backlight

You activate the backlight by pressing [Light -]. The backlight turns off automatically.
If you want to use the backlight when changing settings, you need to activate it before
entering the settings. The backlight will re-activate whenever a button is pressed. This
feature will stay on until you exit the settings.

NOTE: Heavy use of the backlight significantly reduces battery life. To save power,

backlight blinks when used in

TRAINING

mode.

8.2 Button lock

You can lock and unlock the buttons in any mode by keeping [Light -] pressed.

When the buttons are locked, you can still change views and turn on the backlight.