Pioneer VSX-5231 Service Manual page 93

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JP57
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JP52
JP59
JP55
JP56
R735
C733
R739
R740
R741
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IC701
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JP51
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JP103
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H
INSEL ASSY
CP702A
VSX-523-K
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SIDE B
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R784
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1.STBY_KEY
2.INPUT_UP
3.GNDU
4.INPUT_DN
5.ST_H+5V
6.POWER_LED
7.CNT_LED
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