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No Raster On AV (Video, S-Video)Signal
Pass
Check Input source
Cable and Jack.
Pass
Check The Input/
Output of JK101.
Pass
Check the Input/Output
Of IC800.
Pass
Repeat [A], & [B] Process.
No Sound
Check The Input Source.
Pass
Check The Input/Output
Of IC600.
Pass
Check The Speaker.
Pass
Check The Speaker Wire.
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Only for training and service purposes
Re-soldering or
Change the defect part.
Fail
Re-soldering or
Change the defect part.
Fail
Change The Source Input.
Fail
Fail
Change the defect part.
Fail
No Signal On TV(RF) Signal
Pass
Check Input source
Cable and Jack.
Pass
Check The Input/Output
Of TU500.
Pass
Check the Input/Output
Of IC800.
Pass
Repeat [A], & [B] Process.
Re-soldering or
Change Speaker.
- 14 -
Re-soldering or
Change the defect part.
Fail
Re-soldering or
Change the defect part.
Fail
LGE Internal Use Only
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