Power Error_Function error_Audio error_ Troubleshooting. LG 32LV5500 North/Latin America - Europe/Africa - Asia/Oceania. LG 32LV5500 LED LCD TV
POWER ERROR_NO-POWER
* Check power input voltage and ST-BY 5V
For ’10 models, there is no voltage out for st-by purpose.
When st-by, only 3.5V is normally on.
When st-by, only 3.5V is normally on.
Checking method when power is ON
Power error_Off when on, off whiling viewing. POWER OFF MODE checking method.
* Press the IN-START button of the remote controller for adjustment
* Check the entry into adjustment item.
Audio error_No audio/Normal video
* Check the entry into adjustment item.
Audio error_No audio/Normal video
Voltage and speaker checking method when there is no audio.
* Check the contact condition of or 24V connector of Main Board.
* Measure the 24V input voltage supplied from Power Board. (If there is no input voltage, remove and check the connector)
*Connect the tester RX1 to the speaker terminal and if you hear the Chik Chik sound when you touch the GND and output terminal, the speaker is normal.
Function error_ No response in remote controller, key error.
Remote controller operation checking method
* Check IR cable condition between IR & Main board.
* Check the st-by 3.3V on the terminal 6.
When checking the Pre-Amp when the power is in ON condition, it is normal when the Analog Tester needle moves slowly and defective when it does not move at all.
CLICK ON THE PICTURES TO MAGNIFY