SUUNTO Vector HR - Manual (Page 21)

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2.3 aCTIVaTIng THe HeaRT RaTe MonIToR
1. Adjust the strap length to fit snugly and comfortably. Secure the strap around your chest, below the chest muscles. Lock the
buckle.
. raise the transmitter a little off your chest and wet the grooved electrode areas on the back of it. It is important that the electrodes
are wet during exercise.
3. Check that the wet electrode areas are firmly against your skin and the logo is in a central upright position.
4. Wear the wristop computer as you would wear an ordinary watch.
note: It is recommended that you wear the transmitter against your bare skin to ensure flawless operation. however, if you wish to wear
the transmitter over a shirt, moisten the shirt well under the electrodes.
When the Wristop computer is in the altimeter main mode, Hrm main mode or any of the Hrm sub modes and the transmitter is worn,
the Wristop computer will automatically “search for” a heart rate signal. this procedure also initiates the heart rate measurement.
During the first minute, measurements are taken every second, then for the next 4 minutes every 5 seconds. If no heart rate signal
has been received during the first five minutes, the “search for” a heart rate signal will end. After this process, the user can manually
activate the heart rate measurement by pressing the [+] button in the Hrm main mode.
note: pressing the [+] button during the first 5 minutes in the heart rate mode, will stop the search for a heart rate signal. to reactivate
the measurement, press the [+] button again.