Device layout
Speaker
Microphone
•
Do not insert sharp objects into the product's external holes.
The inner components may be damaged along with the
water-resistance feature.
•
Do not look directly at the optical heart rate sensor's lights.
Doing so may impair your vision.
•
If the product becomes hot to the touch, remove it until it
cools. Exposing your skin to the product's hot surface for a
long time may cause low-temperature burns.
•
If your device is frozen and unresponsive, press and hold the
Home key and the Back key simultaneously for more than
7 seconds to restart it.
Atmospheric
pressure sensor
Home key
(Power key)
Back key
Pressure vent
Optical heart
rate sensor
3