DRAWING NO: A B D C A B C D 6 5 4 3 2 DRAWN: DATED: DATED: CHECKED: QUALITY CONTROL: DATED: DATED: RELEASED: COMPANY: TITLE: 1 DATE: CODE: SIZE: REV: LTR ECO NO: APPROVED: REVISION RECORD SHEET: OF SCALE: F1 2A/250V R1 1M R2 1M R3 C1 X2 0.22uF ZNR 1 2 4 3 L1 VARIOUS R4 WHT60-050 C2 C3 D1 D2 D3 D4 C4 1 2 3 J1 POWER-CONNECTOR 1 2 5 6 7 8 4 3 L2 T-1 R5 R6 R7 C5 D5 L3 G S D U1 FPQF8N60C 1 2 3 4 8 7 6 5 U2 DIP8 LD7575 Z1 C6 C7 R8 R9 D6 R10 R11 C8 R12 1 2 3 4 L4 D7 D8 D9 D10 R13 R14 R15 R16 C9 C10 C11 C12 C13 C14 L5 L6 Z2 R17 R18 R19 R20 L7 C15 R21 3.6K 1% R22 2.49K 1% R23 R24 Z3 Z4 C16 1 2 3 4 5 6 7 8 9 10 J2 L8 DGND CHGND CHGND CHGND CHGND CHGND CHGND CHGND CHGND +5V +12V GND GND GND GND CHGND +5V GND ADJ EA STBY MUTE VOL DGND GND AGND DRAWING NO: A B D C A B C D 6 5 4 3 2 DRAWN: DATED: DATED: CHECKED: QUALITY CONTROL: DATED: DATED: RELEASED: COMPANY: TITLE: 1 DATE: CODE: SIZE: REV: LTR ECO NO: APPROVED: REVISION RECORD SHEET: OF SCALE: 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 U3 DIP20 SA7496L C17 C18 C19 R25 R26 R27 R28 C20 470nF/50V C21 470nF/50V C22 100nF/50V R29 B E C Q1 2N5401 B E C Q2 2N5551 C23 R30 R31 R32 C24 R33 C25 AGND AGND AGND +12V AGND AGND OUT-L OUT-R AGND IN-L IN-R VOL-C VOL VOL-C AGND AGND STBY AGND AGND MUTE AGND AGND AGND TEL: DRAWING NO: A B D C A B C D 6 5 4 3 2 DRAWN: DATED: DATED: CHECKED: QUALITY CONTROL: DATED: DATED: RELEASED: COMPANY: 1 DATE: CODE: SIZE: REV: LTR ECO NO: APPROVED: REVISION RECORD SHEET: OF SCALE: ÉîÛÚÊÐÓî¿-êɿƼ¼ÓÐÏÞ¹«Ë¾ dingwenlong 2007/06/28 ´Ë²¿·Öµç·µÄ×÷ÓÃÊÇʲô?¿ÉÄÜÊ¡È¥Âð? ÁíÍâÔÚ´Ë´¦»¹ÊÇ·ñ¼Óƽºâµç¸Ð? 0755-27600476 075527600477 FAX: ADD: ÉîÛÚÊб£°²ÇøʯÑÒÕòʯÑÒ´óµÀ117ºÅ 1 INN 2 CMP 3 LOAD 4 CTOSC 5 TIMER 6 ON/OFF 7 GND 8 OUT2 9 OUT1 10 VDD 11 PWMOUT 12 CTPWM 13 PWMDC 14 OUTADJ 15 ISEN 16 MODSEL U4 B E C Q3 R34 470R R35 1K Z5 7.5V C26 104 C27 220uF/25V C28 100uF/16V R36 82K C29 820pF C30 105 C31 222 R37 33K R38 68K R39 68K C32 100 R40 0 R41 nc R42 68K R43 270K R44 150K C33 105 C34 104 R45 75K R46 0 C35 103 R47 150K 1 2 3 4 5 6 7 8 U6 1 2 3 4 5 6 7 8 U7 Z6 5.6V D12 IN4148 D13 IN4148 R48 120R R49 120R C36 104 R50 2.2K Z7 5.6V D14 IN4148 D15 IN4148 R51 120R R52 120R C37 104 R53 2.2K C38 225 C39 225 C40 NC 1 2 3 4 5 6 7 8 T2 INVERTER-1 1 2 3 4 5 6 7 8 T3 INVERTER-1 1 1 2 2 J3 C O N 2 C : O R C A D W I N C A P T U R E L I B R A R Y D E V I C E . O L B 1 1 2 2 J4 C O N 2 C : O R C A D W I N C A P T U R E L I B R A R Y D E V I C E . O L B 1 1 2 2 J5 C O N 2 C : O R C A D W I N C A P T U R E L I B R A R Y D E V I C E . O L B 1 1 2 2 J6 C O N 2 C : O R C A D W I N C A P T U R E L I B R A R Y D E V I C E . O L B 1 2 3 CR1 C41 10pF/3KV C42 123 1 2 3 CR2 C43 10pF/3KV C44 123 1 2 3 CR3 C45 10pF/3KV C46 123 1 2 3 CR4 C47 10pF/3KV C48 123 C49 NC R54 68K 1 2 3 CR5 R55 680R R56 680R R57 22K 1 2 3 CR6 R58 680R R59 680R R60 22K 1 2 3 CR7 R61 680R R62 680R R63 22K 1 2 3 CR8 R64 680R R65 680R R66 22K D11 IN4148 D16 IN4148 D17 IN4148 D18 IN4148 C50 104 C51 222 C52 222 C53 222 R67 15K R68 15K R69 15K R70 15K R71 100K R72 470K C54 104 D19 IN4148 R73 10K +12V GND GND IC-VCC GND GND GND IC-VCC GND GND GND ADJ EA GND GND GND GND GND GND GND GND GND GND GND OP1 GND GND OP2 GND GND OP3 GND GND OP4 GND GND GND GND IC-VCC GND GND OP1 OP2 OP3 OP4 GND