先锋PIONEER QX-747A音响电路图
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Q , 2 4 0 V 50/ 6'0 H 1 r3.9V 34w /g o REAR SPEAKER Rs 150(2W) Sto-o Ra3.3K FRONT SPEAKER A B 34w or at 8(Z 54W 4CH LEVEL tNDICATO;i C H - 2 t #. o{ c{ o( o( --g'--9 Ss --+-r c,( C{ c{ C'{ o 3 Sa L P-l HEADP||0NE Ass'7 AWX - 054 4cH PRoTECTt0N ASS'�/ Awr"4 - 0,.tg -J I N o Rr 3.3K N N o 5 N 0s, Qe zSC945 'z swlTcH AssT Atvs -o}'t 2/2 D r ' D o SlB0l-01*a D g - D r z ISIEB Fl'1-l'q =s= <\1= Rro 150(2W) Rrr 150 (2W) Rrz 150(2lt/) - b 1-R l= J : cr ;- rt) C- @(=- = tr, c-- = 't'> r- e E. ,= rr) e- ! 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