![](/images/new-backgrounds/1222460/22246049x1.webp)
5.You can now start warmup with your Polar Heart Rate Monitor.
Quick start: In the Time of day display, press and hold START/STOP/OK for a couple of seconds.
To stop the heart rate measurement:
Press START/STOP/OK to stop the stopwatch. If you want to QUIT the heart rate measurement mode, press SCROLL UP or SCROLL DOWN to enter the Time of day display.
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