JVC HD-70A478 User Manual

•   The television may make a creaking sound if the temperature of the room or the temperature 

inside the television changes.  If there is no problem with the screen or sound, then there is no 
need to worry.

•  The lamp may make a noise when it blows, but this is not dangerous.

•   The lamp may make a noise when the power is turned on and a picture is displayed on 

the screen.  This noise is caused when the mercury inside the lamp is heated, and is not a 
malfunction.

•   The still parts of a picture may remain on the screen.  This is a characteristic of HD-ILA 

elements and not a malfunction.  The picture will disappear over time.

•   The operation of this television is not guaranteed below 0ºC.  If the power is turned on while 

the temperature is below 0ºC, the picture may be disturbed.  Use the television when the 
temperature is 0ºC or higher.

•   Although the HD-ILA element is manufactured with high-precision technology, please 

understand that some pixels may be lost or permanently displayed.

•   There is a cooling fan built-in to the television.  Please understand that this fan will make some 

noise when the television is on and while cooling.

•   Although the picture may be temporarily disturbed and noise may be seen on the screen if the 

power is turned on immediately after it has been turned off.  This is not a malfunction.

Static electricity 

You hear occasional  
crackling sounds 

• It is normal to feel static electricity if you brush or touch the screen. 

• It is normal for the TV to make crackling sounds when first turned on or off. Unless  
  the sound or picture become abnormal, this is fine. 

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