Features; Assisted Gps (A-Gps); A-Gps Expiry Date - Polar Electro M450 User Manual

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FEATURES

ASSISTED GPS (A-GPS)

The M450 has built-in GPS that provides accurate speed and distance measurement for a range of outdoor
sports, and allows you to see your route on map in the Flow app and web service after your session.
M450 uses AssistNow® Offline service to acquire a fast satellite fix. The AssistNow Offline service provides
A-GPS data that tells your M450 the predicted positions of the GPS satellites. This way the M450 knows
where to search for the satellites and thus is able to acquire signals from them within seconds, even under dif-
ficult signal conditions.
The A-GPS data updates once a day. The latest A-GPS data file is automatically updated to your M450 when
you sync your M450 with the Flow web service via the FlowSync software.

A-GPS EXPIRY DATE

The A-GPS data file is valid for up to 14 days. Finding GPS satelllite signals is relatively fast during the first
three days. Time needed for the satellite fix progressively increases during the 10th-14th days. Regular
updates help to ensure a fast satellite fix.
You can check the expiry date for the current A-GPS data file from your M450. In M450, go to
eral settings
>
About your product
the Flow web service via the FlowSync software to update A-GPS data.
Once the A-GPS data file has expired, more time may be needed for finding the satellite signals.
>
A-GPS exp.
date. If the data file has expired, sync your M450 with
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