Руководство Пользователя для Viewsonic vt3255led

Make sure the batteries are inserted correctly.

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Batteries could be weak or dead. Replace with new batteries.

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Check if there is a fluorescent light illuminated near the remote control

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sensor.
The path of the remote control beam may be blocked. Make sure the 

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path is clear and that the remote control is aimed at the remote control 

sensor on the TV.
Press 

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 on the remote control to see if you can turn on the TV.

Press 

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MENU on the remote control to see if there is an OSD menu 

shown on the screen.
Press only one button at a time and it is the correct one for the 

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operation you want to perform.

External influences such as lightning or static electricity may cause

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improper operation. In this case, operate the unit after first turning on

the power of the TV and the AVC System, or unplug the AC cord for 1 

to 2 minutes, then replug again.

Make sure the sleep timer is turned off.

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Make sure the PC or video signal cable is connected properly.

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The internal temperature of the unit has increased. Remove any objects 

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blocking the vent or clean as necessary.

Set the correct 

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Signal Type (Air / Cable) on the Channel menu.

CATV is connected improperly or not connected; please check all the 

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CATV connections.
The cable TV service is interrupted; please contact your cable operator.

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Adjust the location of the antenna, place it far from roads or sources of 

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interference.

Make sure the video signal cable is connected properly.

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Adjust the 

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Screen Size setting on the Picture menu.

Press 

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ASPECT repeatedly on the remote control to switch to the 

display mode you prefer.