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37LC4R - 37LC46-ZA - LG LCD TV - TROUBLESHOOTING CHART

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TROUBLESHOOTING
NO RASTER
* No OSD and image occur at screen.
* It maintains the condition where the front LED is green.
NO SOUND
* LED is green.
* Screen display but sound is not output.
HDMI MODE
PROTECT MODE {PLASMA DISPLAYS ONLY}
Symptom
* After once shining, it does not discharge minutely from module.
** The relay falls.(The sound is audible “Click”.)
*** It is converted with the color where the front LED is red from green.


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