Friday, September 20, 2013

Power Board Voltages - Repair Hints - LG LG 47LM6710 – LG47LM671Y – LGL7LM6700 _ LED LCD TV


VIDEO ERROR_NO VIDEO / AUDIO
Check the DC 24V, 12V, 3.5V.
Click on the pictures to Zoom.  Click ß at the top left of the browser, to come back
NO VIDEO _ NORMAL AUDIO ]Check White Balance Value]
  • Press the ADJ button on the remote controller for adjustment.
  • Enter into White Balance of item 6.
  • After recording the R, G, B (GAIN, Cut) value of Color Temp (Cool/Medium/Warm), re- enter the value after replacing the MAIN BOARD.
VIDEO LAG OR STOP:  Tuner input signal strength checking

  • MENU à SET UP à SUPPORT à SIGNAL TEST à SELECT CHANNEL

When the signal is strong, use the attenuator (-10dB, -15dB, -20dB etc.)
LCD-TV Version checking method _Checking method for remote controller for adjustment
  • Press the IN-START with the remote controller for adjustment.