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Specifications
Battery type Rechargeable, built-in lithium-polymer battery
Battery life Up to 7 days in smartwatch mode (with heart
rate)
Up to 13 hr. in GPS mode
Operating
temperature range
From -20º to 50ºC (from -4º to 122ºF)
Charging
temperature range
From 0º to 45ºC (from 32º to 113ºF)
Wireless
frequencies/
protocols
2.4 GHz @ 8 dBm nominal
• ANT+ wireless communications protocol
• Bluetooth 4.2 technology
13.56 MHz @ -40 dBm nominal, NFC wireless
technology
Water rating Swim, 5 ATM*
*The device withstands pressure equivalent to a depth of 50 m.
For more information, go to www.garmin.com/waterrating.
Device Care
NOTICE
Avoid extreme shock and harsh treatment, because it can
degrade the life of the product.
Avoid pressing the keys under water.
Do not use a sharp object to clean the device.
Never use a hard or sharp object to operate the touchscreen, or
damage may result.
Avoid chemical cleaners, solvents, and insect repellents that can
damage plastic components and finishes.
Thoroughly rinse the device with fresh water after exposure to
chlorine, salt water, sunscreen, cosmetics, alcohol, or other
harsh chemicals. Prolonged exposure to these substances can
damage the case.
Do not store the device where prolonged exposure to extreme
temperatures can occur, because it can cause permanent
damage.
Cleaning the Device
NOTICE
Even small amounts of sweat or moisture can cause corrosion
of the electrical contacts when connected to a charger.
Corrosion can prevent charging and data transfer.
1
Wipe the device using a cloth dampened with a mild
detergent solution.
2
Wipe it dry.
After cleaning, allow the device to dry completely.
TIP: For more information, go to www.garmin.com/fitandcare.
Replacing the Bands
The device is compatible with 20 mm wide, standard, quick-
release bands. Go to buy.garmin.com, or contact your Garmin
dealer for information about optional accessories.
1
Slide the quick-release pin
À
on the spring bar to remove the
band.
2
Insert one side of the spring bar for the new band into the
device.
3
Slide the quick-release pin, and align the spring bar with the
opposite side of the device.
4
Repeat steps 1 through 3 to replace the other band.
Troubleshooting
Is my smartphone compatible with my
device?
The vívoactive 3 device is compatible with smartphones using
Bluetooth wireless technology.
Go to www.garmin.com/ble for compatibility information.
My phone will not connect to the device
• Enable Bluetooth wireless technology on your smartphone.
• Bring your phone within 10 m (33 ft.) of the device.
• On your smartphone, open the Garmin Connect Mobile app,
select or , and select Garmin Devices > Add Device to
enter pairing mode.
• On your device, hold the key, and select to turn on
Bluetooth technology and enter pairing mode.
My device is in the wrong language
You can change the device language selection if you have
accidently selected the wrong language on the device.
1
Hold the touchscreen.
2
Scroll down to the last item in the list, and select it.
3
Scroll down to the last item in the list, and select it.
4
Scroll down to the second item in the list, and select it.
5
Select your language.
My device does not display the correct time
The device updates the time and date when it syncs with your
smartphone or when the device acquires GPS signals. You
should sync your device to receive the correct time when you
change time zones, and to update for daylight saving time.
1
Hold the touchscreen, and select Settings > System > Time.
2
Verify the Auto option is enabled.
3
Select an option:
• Confirm that your smartphone displays the correct local
time, and sync your device to the smartphone (Using
Garmin Connect Mobile, page 13).
• Start an outdoor activity, go outdoors to an open area with
a clear view of the sky, and wait while the device acquires
satellite signals.
The time and date are updated automatically.
Maximizing Battery Life
You can do several things to extend the life of the battery.
• Reduce the backlight timeout (Backlight Settings, page 16).
• Reduce the backlight brightness (Backlight Settings,
page 16).
• Turn off Bluetooth wireless technology when you are not
using connected features (Turning Off the Bluetooth
Smartphone Connection, page 2).
• Turn off activity tracking (Activity Tracking, page 5).
• Limit the smartphone notifications the device displays
(Managing Notifications, page 2).
• Stop broadcasting heart rate data to paired Garmin devices
(Broadcasting Heart Rate to Garmin Devices, page 4).
• Turn off wrist-based heart rate monitoring (Turning Off the
Wrist-based Heart Rate Monitor, page 4).
Troubleshooting 19
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