Garmin Forerunner 935 Benutzeranleitung

Battery type

User-replaceable CR2032 (3 V)

HRM-Swim battery life

Up to 18 mo. (approximately 3 hr./wk.)

HRM-Tri battery life

Up to 10 mo. for triathlon training 
(approximately 1 hr./day)

Operating temperature 
range

From -10° to 50°C (from 14° to 122°F)

Radio frequency/protocol

2.4 GHz ANT+ wireless communications 
protocol

Water rating

Swim, 5 ATM*

*The device withstands pressure equivalent to a depth of 50 m. 

.

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.
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.

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.

Wipe the device using a cloth dampened with a mild 

detergent solution.

Wipe it dry.

After cleaning, allow the device to dry completely.
TIP: For more information, go to 

.

Remove the sleeve 

À

 from the heart rate monitor module.

Use a small Phillips (00) screwdriver to remove the four 

screws on the front of the module.

Remove the cover and battery.

Wait 30 seconds.

Insert the new battery under the two plastic tabs 

Á

 with the 

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.

Replace the front cover and the four screws.

Observe the orientation of the front cover. The raised screw 

Â

 should fit in the matching raised screw hole on the front 

cover.
NOTE: Do not overtighten.

Replace the sleeve.

After you replace the heart rate monitor battery, you may need 

to pair it with the device again.

You can replace the bands with new Forerunner bands or 

compatible QuickFit

™

 bands.

Use the two screwdrivers to loosen the pins.

Remove the pins.

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.

Device Information

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