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lHeartrate settings:Heartrate view: Choose Beats per minute (bpm) or % of maximum.Check
HR zone limits: Check the limits foreach heart ratez one.HR visible to other device:Choose On
orOff. If you choose On, other compatibledevices (e.g. gym equipment) can detect yourheart rate.
lGPS recording:Choose Offor On.
lSpeedVi ew:Choose km/h (kilometers perhour) ormi n/km(minutesper kilometer). If you have
chosenimperial units, choose mph (milesper hour)or mi n/mi (minutesper mile).
lAutomaticpause: Choose On or Off.If youset t heautomatic pauseOn,your session is auto-
maticallypaused when you stop moving.
lAutomaticlap: ChooseOff,Lap distanceor Lap duration.I f you choose Lap distance,set the dis-
tanceafter which each lap is taken. If youchoose Lap duration, set the durationafter which each lap
is taken.
GPSrecordingmustbe turned ont o use automaticpause or distance-basedautomatic lap.
FIRMWARE UPDATE
Thefirmware of your M400can be updated. Any time a new firmware versionis available,FlowSync will notify
youwhen connecting M400to your computer with the USB cable. The firmware updatesare downloadedvia
theUSB cableand FlowSync software. Flow app will also notify you when new firmware is available.
Firmwareupdatesare performedto improve the functionality of your M400. Theyc aninclude improvements to
existingfeatures, completely new features or bugfix es, for example.

HOW TO UPDATE F IRMWARE

Toupdate the firmwareof y ourM400, you must have:
lAFlow webservice account
lInstalledFlowSync s oftware
lRegisteredyour M400in the Flow w ebs ervice
Goto flow.polar.com/start, and create your Polaraccount in the Polar Flow web service and download
andinstall FlowSync soft wareonto your PC.
Toupdate the firmware:
1. Plugthe micro USB c onnectorinto the USB port in the M400, and plugthe other endof thecable into
yourPC.
2. FlowSyncs tarts syncing your data.
3. Aftersy ncing, you areasked to update the firmware.
4. ChooseYes. New firmwareis installed (this may take some time), and M400 restarts.