Cleaning The Device; Replacing The Hrm-Swim Battery And The Hrm-Tri Battery; Changing The Bands; Troubleshooting - Garmin FORERUNNER 935 Owner's Manual

Do not store the device where prolonged exposure to extreme
temperatures can occur, because it can cause permanent
damage.

Cleaning the Device

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 HRM-Swim Battery and the HRM-Tri
Battery
1
Remove the sleeve from the heart rate monitor module.
2
Use a small Phillips (00) screwdriver to remove the four
screws on the front of the module.
3
Remove the cover and battery.
4
Wait 30 seconds.
5
Insert the new battery under the two plastic tabs
positive side facing up.
NOTE: Do not damage or lose the O-ring gasket.
The O-ring gasket should remain around the outside of the
raised plastic ring.
6 Replace the front cover and the four screws.
Observe the orientation of the front cover. The raised screw
should fit in the matching raised screw hole on the front
cover.
NOTE: Do not overtighten.
7
Replace the sleeve.
After you replace the heart rate monitor battery, you may need
to pair it with the device again.

Changing the Bands

You can replace the bands with new Forerunner bands or
compatible QuickFit ™ bands.
1
Use the two screwdrivers to loosen the pins.

Troubleshooting

NOTICE
with the
2
Remove the pins.
3
Select an option:
• To install Forerunner bands, align the new bands, and
replace the pins using the two screwdrivers.
• To install QuickFit bands, replace the pins, and press the
new bands into place.
NOTE: Make sure the band is secure. The latch should
close over the watch pin.
Troubleshooting

Viewing Device Information

You can view device information, such as the unit ID, software
version, regulatory information, and license agreement.
1
Hold .
2 Select Settings > About.
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