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Service Technical Information
MODEL NO.
TV SE141 / SE211−
SUBJECT
Audio malfunction REF.No. :G A1 024 E0−− −
DATE :14. JUN. 2001
<CONTENTS>
Noise enters into the data line(SDA/SCK) of IC404(volume controller) and causes the
following symptoms.
<SYMPTOM>
Sound cuts out intermittently.
One channel becomes louder than the other.
<COUNTERMEASURE>
Add a capacitor to the data line(SDA/SCK) of IC404(volume controller) and compose a noise
filter(Lands are available).
IC404
Circuit diagram
IC1 5pin
Add C474 and C475IC1 4pin
Pattern diagram AUDIO PWB
Enlarged diagram
Ref. Parts Code Description Remarks
−−− − − −C475,C474 87 010 322 080 C CAP,S 100P 50 J CH GR
G R Code No. Access Code Modified Ser. No. Parts Schedule
−− − − − −
SDA
SCK
9
10
100pF
100pF
C474
C475
CN404
IC404
9
10
IC404
Apprecable section
C475/100pF
C474/100pF