Samsung Gear VR User Manual page 57

Alignment Tabs
Verify that your device volume is not set to silent. If the
sound is not emitted when you insert the connector into
the mobile device, the Gear VR did not recognize the
connection. Carefully reconnect the mobile device until you
hear the sound.
Do not leave the Gear VR in direct sunlight. Exposure to
direct sunlight can damage the Gear VR and the connected
mobile device.
Correctly Mounted
Getting started
Device Holder
(right)
57