4.9.2. Speaker (Voice Loud Speaker,Midi, MP3,Key Tone)
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Signals to the speaker
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Note : It is recommanded that engineer should check the soldering of R, L, C
along the corresponding path before every step.
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Only for training and service purposes
Speaker signals are generated at AB3100
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SPKRP, SPKRN
Speaker path :
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1.AB3100 (SPKRP, SPKRN)
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2. C343, C344 on the main board
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3. U301(audio amp) on the main board
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4. C352, C353 on the main board
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5. Speaker
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4. TROUBLE SHOOTING
LGE Internal Use Only