SUUNTO D6 - Manual (Page 71)

In the GAUGE mode, the total dive time is always displayed in minutes in the lower
right corner. In addition, a Dive Timer in the center window displays time in minutes
and seconds. The center window Dive Timer is activated at the start of the dive and
it can be reset during the dive and used as a stopwatch by pressing the SELECT
button.
BY PRESSING THE SELECT
BUTTON DURING A DIVE, A BOOK-
MARK IS WRITTEN IN THE PROFILE
MEMORY, THE DIVE TIMER IS RESET,
AND THE PREVIOUSLY-TIMED
INTERVAL IS DISPLAYED BELOW.
NOTE The GAUGE mode does not provide decompression information.
NOTE There is no ascent rate monitoring in the GAUGE mode.
NOTE If you dive with the GAUGE mode, it is not possible to change
between the modes before the no fly time has counted down.
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