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DUO 1025 Dual-Use Heart Rate Monitor
OPERATING THE WATCH
OPERATING HEART RATE/EXERCISE TIMER MODE
To operate the Exercise Timer, in Heart Rate/Exercise Timer mode:
1. To START timing, PRESS the START/STOP (S/S) key.
2. To STOP timing, PRESS the S/S key.
3. Scroll through time IN, ABOVE and BELOW Target Heart Rate Zone, PRESS LAP/
VIEW.
4. Change lower display line detail view from Average/Max Heart Rate, Time
of Day, Fat Burned (G) or Calories Burned (KC), PRESS & HOLD the L/V key to
change selection.
5. To RESET the Exercise Timer, PRESS & HOLD the S/S key for 2 seconds.
NOTE: Workout is automatically saved to Memory (See “Workout Memory Recall” page 20).
START/STOP: S/S
RESET:
PRESS & HOLD S/S
TOTAL EXERCISE TIME TIME IN TARGET ZONE TIME BELOW
TARGET ZONE
TIME ABOVE
TARGET ZONE
PRESS
L/V
PRESS
L/V
PRESS
L/V