Digital Tv Video Problem - LG 32LH2000 Service Manual

LCD TV
Symptom
Check RF Cable
YES
MAIN B'D L1201 = 5V ?
NO
YES
MAIN B'D L1202 = 3.3V ?
NO
YES
MAIN B'D IC804
Pin #2 = 1.2V ?
NO
YES
MAIN B'D R1210 Clock ?
NO

Digital TV Video Problem

Replace MAIN B'D IC808
Replace MAIN B'D IC809
Replace MAIN B'D IC804
Replace MAIN B'D TU1200
Making 2009. 2 . 1
Revision
26~42LH2000
32~47LH3000/LH4000
5/34