A1
Standard Repair Process Detail Technical Manual
A1
Check Vx1 Lock
A. Video error_No video/Normal audio
R7624
R7632
Established
date
Revised
date
Check a voltage of R7624 (Red) after turn on the TV.
If the voltage is low, Vx1 is locked.(OK)
※ Reference: Burnt Detect Measurement Point
Check the voltage of R7632 (Blue) while turning on TV power
Low (0V) : Normal, High (3.3V) : Burnt Detect
Error
symptom
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