LG : 32LD341C, Service Manual

Page: 15 / 27

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Only for training and service purposes - 15 -
No Sound
Check The Input Source.
Check The Input/Output
Of IC600.
Re-soldering or
Change the defect part. Fail
Pass
Pass
Check The Speaker. Change Speaker.
Fail
Check The Speaker Wire.
Pass
Change The Source Input.
Fail
No Raster On AV (Video, S-Video)Signal No Signal On TV(RF) Signal
Check Input source
Cable and Jack.
Pass
Check Input source
Cable and Jack.
Pass
Check The Input/
Output of JK101.
Pass
Re-soldering or
Change the defect part.
Pass
Fail
Pass
Repeat [A], & [B] Process.
Check the Input/Output
Of IC800.
Fail
Re-soldering or
Change the defect part.
Pass
Check The Input/Output
Of TU500.
Pass
Re-soldering or
Change the defect part.
Pass
Fail
Check the Input/Output
Of IC800.
Fail
Re-soldering or
Change the defect part.
Repeat [A], & [B] Process.