User Manual - Page 15

For SM-A202FZBDBTU.

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Basics
15
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Connectivity problems and battery drain may occur in the following situations:
If you attach metallic stickers on the antenna area of the device
If you attach a device cover made with metallic material to the device
If you cover the device’s antenna area with your hands or other objects while
using certain features, such as calls or the mobile data connection
•
Using a Samsung-approved screen protector is recommended. Unapproved screen
protectors may cause the sensors to malfunction.
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Do not cover the proximity/light sensor area with screen accessories, such as a
screen protector or stickers. Doing so may cause the sensor to malfunction.
Hard keys
Power key
Volume key
Key Function
Power
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Press and hold to turn the device on or off.
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Press to turn on or lock the screen.
Volume
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Press to adjust the device volume.
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