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47LX9500-UA (CHASSIS:LA02R) - LG TV Service Manual (repair manual). Page 88

Read LG 47LX9500-UA (CHASSIS:LA02R) Service Manual online

10. Trouble shooting - No video (LG5111 for TM480Hz)
Check BCM LVDS Signal
Check 1.8V Power
L9702
Check IC9702
Check Reset R980
Check P7800 LVDS Signal
Replace IC900
Check 3.3V Power
L9706
Check IC9702
Check T-Con board
ok
ok
ok
High
ok
No
No
low
No
Replace IC9702 or L9700(12V) 
No
Replace IC9703  
No
Replace IC9701
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