POLAR M21 - Manual (Page 31)

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To reset the stopwatch to zero:
1. Stop the stopwatch.
2. Press and hold
SCROLL DOWN.
C H E C K E X E R C I S E I N F O R M A T I O N
When the stopwatch is running press SCROLL UP or
SCROLL DOWN to see the following information
during the exercise:
Time of day (TIME)
Time spent in target zone
(IN ZONE)
Calorie expenditure (OWNCAL)
The calorie counting feature
must be set on to be able to
see the OWNCAL display.
Stopwatch (EXERCISE)
M52 man USA GBR A 2001 10/12/01, 12:46 32