7 8 CD1 10UF PA-2# GND 4 J1 BWKG -15A 1 3 4 5 7 8 12 10 9 16 14 13 GND POT2 1 32 4 5 76 8 12 11 10 9 16 15 14 13 GND 22R GO1 10K LR0202 D1 R12 2 10K 3 R36 10K R8 4.7K 2.2K 10K 1 5532 R46 Q20 GND 1K ! B1 TJC3-4A 1 4.7R/3W 1 1 LED5 CON1 3 CN1 PA1250S PA-10# GND 24V 1 2 3 4 ! LED red D15 R34 5408 0.22/5W C B E 2 0.22/5W R58 C23 CD11 47UF/25V LED3 R4 D3 LED green 5551 AC V+ AC 1 2 3 E 1941 3 R27 4007 IN4744 1.5K/3W D13 C 102 CN10 4007 D12 CD13 220UF/25V Q9 R18 5198 R17 Q5 Q7 5198 5198 12/0.5W D5 FR157 C6 R40 R47 1.3K CD12 R62 91K 220UF/25V R71 5.6K 0.22/5W 1837 C14 222 333 R10 C3V3 D14 1K TJC3-2A R13 CP6.3 ! R33 0.22/5W CN7 D26 R29 5408 D4 101 CH 0.22/5W 1 7.5V C 4007 +VCCL COML -VCCL D25 4007 560R R70 5.6K/3W R60 5.6K/3W R59 R32 1 D9 MPSA42 Q19 Q1 IN4007 5.1K R7 R26 2 1 2 1 Q2 1.5K/3W D24 222 22K 39K SCZZ B R28 R57 12/0.5W CD11 50V/47UF 24 1 1941 R21 102 TTC221 CD1 FR157 5.6K/3W R43 0.22/5W Q10 1941 Q8 FR157 C21 Net15 ! MO 22Ω/1W C8 D3 R11 R15 Net16 Net17 6.8K 91K 5.6K/3W R31 Q6 D11 2 1 5551 t 10K LED4 TJC3-4A R2 TJC3-4A R2 3 CN3 LED red 1 R53 1 4148 CBB 104/50V COM 1 2 3 4 5 6 7 8 9 10 11 12 2 CN5 4 CD11 50V/47UF CN7 2 5 1 2 3 4 6 R66 2 D2 D23 Q14 50V VR44 Q2 K A FR157 R56 TTC502 C1 70V 4148 10K R41 1 K A 1 0R C48 2 2073 R57 100V K1 Q18 MPSA92 R69 220K D8 R55 C3V3 D7 Q15 ! C25 16V/1.0uF 4793 C 4007 +24 CP6.3 CBB 104/50V D ! D27 D22 IN4007 4.7K MPSA92 CN8 R19 R42 D19 47K 250V/10A 45℃ON 250v/0.01uF 9v1 R67 C22 1 2 3 4 GND TJC3-3A GND 4 4.7K 20K C4 100K 10K/3W ! R63 100K Q11 MPSA42 R68 R4 5551 Q17 B2 C20 CD11 50V/47UF 221 CBB104 IN4007 D21 CD71 47UF/25V C3 C2 CN6 15 IC2B 470R C1815 R48 3K R65 250V/10A 90℃OFF D20 5532 R7 R3 TJC3-3A 1 2 3 GND R6 CBB104 IC2A CN6 CN4 6 11 A IN 104 CD8 10uF 2 A IN R39 7 6 C24 C9 +15A 47p 27K -15A 3 2 1 C21 R31 1K 104 3 W R29 GND R20 NE5532 104 C14 NE5532 6.8K R23 100K CN4 R50 47K 2W10 D16 C11 5.6K C17 +15A TJC3-3A R33 7 6 100K Q13 5551 5401 1 R11 GND GND 1 CBB 683 CBB 6832 104 GND 3 1K 104 GND 3 10UF U3B 5 D18 4007 Q12 124 1 U2A C5 GND +15A 11K R14 C8 2 R27 21 30K/1W 5 R64 10K C18 Q16 1.5K D17 2 GND NE5532 CD5 R22 1 1 A K 5 R52 68K GND 10UF U3A 4 220N NE5532 8 220N 104 2 C13 68K R15 R12 20K/1W -15A NE5532 7 +15A 101 10K 220N 1 3 NE5532 C1 3.3/3W GND 8 GND R6 1K R5 6 16K U1B 6 1 10K C32 4 10K R1 C39 101 C10 R10 C31 GND 1 2 3 C7 R51 3K9 C30 C16 1 U1A 2 R3 R50 10K 104 4 INPUT A 8 1 2 3 SUZ C4 GND -15A C40 101 R16 TJC3 2A GND U2B 7 8 22p C2 GND CN2 TJC3 2A 33K R51 C10 R14 CBB 103 C7 R49 47K C11 IN4744 5 Net16 Net17 IN4007 CBB 100NR13 CBB 100N GND 2 10K 47P/1KP 1 2 3 4 Net9 Net10 Net11 1 2 3 +15A R8 CN1 220UF/25V R45 10UF TJC3-6A GND +24V CN15 CD2 2 21 1 6 5 4 3 2 1 D PA-6# 12 11 1 CN3 10 1 2 21 2 -15A 9 3 6 21 5 43 4 2 3 4 2 1 1 MO 22Ω/1W CN1 D2 R3 1.8K LED2 IN4148 Q1 R6 5.1K 5551 LED green 1 2 R1 LED1 D1 R5 IN4148 80V/4700U 1 1 CN12 3 4 3 4 9 10 B CN13 250V/0.22uF 2 11 12 11Net4 CN9 1 12Net5 CP6.3 COML +VCCL D1 C19 250V/0.1uF 1 1 20K CN5 CP6.3 IN5408 C3 LM2901 +15A 10K R11 R3 10K 1 CP6.3 80V/4700U GND -15A CP6.3 PA1250T 100K R6 GND LM2901 GND C2 GND B Net11 GND 11 10 13 IC6D LM2901 8 CN7 IC6C 14 R13 9 ! TJC3-3A 100K 0.1uF 10KR5 10K CN6 R7 2 4 R4 +15A GND 0.1uF IC6A 5 -15A CN4 1 R12 TJC3-2A GND CD2 250V/0.1uF GND GND 1 2 -VCCL D2 C18 +15A 10K 0R R1 COML CN3 1 BR3510 R9 24K/1/4 1 D3 C26 1 1 CD1 IN5408 3 10Net3 C17 R8 FAN 1 7 1 250V/0.1uF 250V/0.1uF 9 Net2 CP6.3 2 C20 1 C25 CP6.3 250V/0.22uF 8 Net1 4 8 CN1 1 3 7 ! PA-4# IC6B 6 12 1 6 2 7 CP6.3 5 1 ! 6 1 5 5.1K LED green CN2 1 2 3 20K TJC3-4A GND LM2901 5.1K Net15 1 2 3 4 1. To deal with the high frequency problem, the feedback component C8 modified into 2.2N.(the components are on the area where（ C-9） 2. The component of Protection circuit modified as below: VOLTAGE CHOOSE SWITCH IC2 CP6.3 K1 NT2 4D214 CN22 1 1 NT1 2 2 CD3 4 C10 CD11 220UF/50V 2 1 IC1 Vout 7912 Primary component R47、C22、R53、Q19、R55 R53、Q18、Q11、C7 6 5 4 3 2 1 3 CBB 104/50V Vin GND 1 2W10 C7 CD4 -15A TJC3-6A New component The position of component R47、R62、R71、R70、R68、 R67、R69、R55、R66、R53、 C-9、C-11、D-10、D-11、D-12 C25、D26、D8、Q19、 CD11 220UF/50V Q18、Q11、Q20、C7 C16 2W10 CD13 V- V+ D7 R27 10K/1/4 D8 4D214 CD6 GND 470K/1/4 A IN4007 ! Q1 5551 IC8 5551 7824 R26 1 Q2 47K/1/2 CD12 Vin GND CP6.3 FUS6 1 2 3 CN11 CD11 220UF/50V CBB 104/50V CBB 104/50V CD11 220UF/50V CBB 104/50V 125V/2A TJC3-5A R28 C8 CN19 +15A CD11 3 220U/50V 2 1 CN23 100R/1/4 Vout 4 R30 A 1 3 CMP7 DC24V/AC30A 1 ! Net1 Net2 Net3 Net4 Net5 AC 1 2 3 4 5 AC CN14 3 3 1 Vin CD5 D4 125V/1A POWER SS 2 3 7812 2 ! 2 1 FUS1 V+ Y2/250V/22N C9 V- FUS2 AC FUSE AC 125V/1A AC 230V/3.15A__120V/6.3A 1 GND CBB 104/50V CD11 220UF/50V Vout 3 CD11 C14 Net9 PA1250T CN25 1 2 DATE Net10TJC3-2A CD11 47UF/50V A ISSUE 1 2 3 4 5 NAME DSG'D CHK'D APP'D CBB 104/50V 6 7 8 9 1, 2. REVISION 10 06/05 Bob DATE NAME CIRCUIT DIAGRAM 11 12