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20HIZ20 (CHASSIS:LP69F) - LG TV Service Manual (repair manual). Page 14

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- 14 -
No Raster
Check LED Status 
on TV.
Check Inverter on
Check Inverter connector.
Check
IC900, IC901, IC906,
IC907, IC909, IC910
output voltage.
Repeat [A] PROCESS.
Fail
Change Lips.
Fail
Change Defect IC.
Fail
Check input signal cabel.
Fail
Check panel link cable.
Pass
Pass
Pass
:[B]Process
Pass
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