Samsung SM-T290 User Manual page 11

Basics
• When using the speakers, such as when playing media files or using speakerphone,
do not place the device close to your ears.
• Be careful not to expose the camera lens to a strong light source, such as direct
sunlight. If the camera lens is exposed to a strong light source, such as direct
sunlight, the camera image sensor may be damaged. A damaged image sensor is
irreparable and will cause dots or spots in pictures.
• If you use the device with its glass or acrylic body broken, there may be a risk of
injury. Use the device only after it has been repaired at a Samsung Service Centre.
• 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
• Using a Samsung-approved screen protector is recommended. Unapproved screen
protectors may cause the sensors to malfunction.
• Do not cover the light sensor area with screen accessories, such as a screen
protector or stickers. Doing so may cause the sensor to malfunction.
• Do not allow water to contact the touchscreen. The touchscreen may malfunction
in humid conditions or when exposed to water.
Hard keys
Key
Power
Volume
Function
• Press and hold to turn the device on or off.
• Press to turn on or lock the screen.
• Press to adjust the device volume.
Power key
Volume key
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