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5 4 3 2 1 +12V J2 C8 R13 5 U1 1 + 5 1 2 3 + 4 4 +12V 1uF 4.7k R17 22k 2 - R18 22k R19 22k R21 1R 3 AUDIO IN'' R15 150R TDA2030 D D 3 -12V R3 100k R1 3 3 C12 102 - Xanh C13 224 R2 C10 100uF + 2 2 R20 R5 100k 100K 100K 680R C1 R6 C14 3 1 1 1 + + 22k 1uF J3 2 C2 472 - Xanh 22uF 1 2 3 R4 +12V SPEAK R - L 100k U4A R7 8 22k C3 C4 5 U2 1 3 R8 + 1 + + 5 + 1 2 4 - 4 4.7uF 4.7uF R9 22k R10 22K R12 1R 2 2 - RC4558 3 4 TDA2030 100k C C 3 -12V C6 C7 224 J4 3 1 2 3 102 - Xanh R11 680R BASS + C11 100uF C5 + 22uF R16 150R -12V +12V C9 R14 5 U3 1 + 5 + 4 4 4.7k R22 22k 1uF R23 22k R24 22k R26 1R 2 - 3 B B TDA2030 3 -12V D1 C15 102 - XAnh C16 224 -12V 2 1 DIODE 2A D2 C22 C23 104 -100v R25 680R 2 C19 + 3300uF - 50V D5 + 1 2 2200uF - 16v J5 C17 LED J1 + 1 2 -12V DIODE 3 D3 2 +12V 22uF 2 1 1 1 C18 DIODE D4 OUT + 2200uF - 16V R27 10K SOURCE 12~ 1 2 C20 C21 104 -100V + +12V DIODE 3300uF - 50V A A Title <Title> Size Document Number Rev A3 <Doc> <RevCode> Date: Monday, December 31, 2012 Sheet 1 of 1 5 4 3 2 1 PDF created with pdfFactory Pro trial version www.pdffactory.com