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No Raster On AV Video Signal
Check Input source
Cable And Jack
Pass
Check The Input/Output
Of JK3800
Pass
Check the Input/Output
Of IC101
Pass
Repeat [A], & [B] Process
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Only for training and service purposes
Fail
Re-soldering or
Change the defect part
Fail
Re-soldering or
Change the defect part
No Signal On TV(RF) Signal
Check Input source
Cable And Jack
Pass
Check The Input/Output
Of TU6504
Pass
Check the Input/Output
Of IC101
Pass
Repeat [A], & [B] Process
- 24 -
Fail
Re-soldering or
Change the defect part
Fail
Re-soldering or
Change the defect part
LGE Internal Use Only
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