LG 22LS4R Service Manual page 19
Chassis : lp73a
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Also See for 22LS4R:
- Owner's manual (72 pages) ,
- Owner's manual (64 pages) ,
- Owner's manual (320 pages)
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8. No sound
Check the input
Source.
Pass
Check input/Output
of IC100.
Pass
Check the input/
output of IC500
Pass
Check the Speaker
Pass
Check the Speaker wire.
Fail
Change the source input.
Fail
Re-soldering of Change the defect part.
Check the X100
Fail
Re-soldering or Change
the defect part.
Fail
Change Speaker.
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