Pepperl+Fuchs Tab-Ex 05 DZ2 Operating Instructions Manual page 11

When using the speakers, such as when playing media files or using speakerphone,
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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
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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
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injury. Use the device only after it has been repaired at a Pepperl+Fuchs Service
Centre.
If dust or foreign materials enter the microphone, speaker, or receiver, the device's
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sound may become quiet or certain features may not work. If you attempt to
remove the dust or foreign materials with a sharp object, the device may be
damaged and its appearance may be affected.
Connectivity problems and battery drain may occur in the following situations:
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– 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 (WWAN)
Do not cover the proximity/light sensor area with screen accessories, such
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as a screen protector, stickers, or a cover. Doing so may cause the sensor to
malfunction.
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EN