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42LH200H (CHASSIS:LD91Y) - LG TV Service Manual (repair manual). Page 61

Read LG 42LH200H (CHASSIS:LD91Y) Service Manual online

MAIN B’D TU1200
Pin #17 Signal (SIF)
Replace MAIN B’D TU1200
NO
Analog TV Video OK ?
YES
Check MAIN B’D
C231 Signal (SIF)
NO
Replace MAIN B’D IC100
YES
Making 
Revision 
2009. 2 . 1
LCD TV
Symptom
Analog TV No Audio Problem
22~42LH200H
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