Arcam-DV135-dvd-sch维修电路原理图.pdf

《Arcam-DV135-dvd-sch维修电路原理图.pdf》由会员分享，可在线阅读，更多相关《Arcam-DV135-dvd-sch维修电路原理图.pdf（1页珍藏版）》请在收音机爱好者资料库上搜索。

1、ISSUE DRAWING NO. DRAWING TITLE DATE Filename: ECO No.DESCRIPTION OF CHANGE L994_1.1.sch DV137 SERIES PSU Contact Engineer: L994CT 9-Jun-2006 INITIALS Printed:11Sheetof Notes: Contact Tel:(01223) 203270Peter Gaggs A & R Cambridge Ltd. Pembroke Avenue Cambridge CB5 9QR Waterbeach ARCAM A2 DGND DGND D

2、GND DGND DGND VN35V6 VN35V6VN35V6VN35V6 DGND 115V 115V 6 4 2 1 5 3 7 TX1 Small Toroidal Mains L924TX D1 2KBP02 VN35V6 DGND 1 2 3 4 5 6 CON1 MOLEX 44472 L N E SKT1 BULGIN PX0580 C2 C1C3 3N3 250V CER C4 3N3 250V CER 1 3 4 2 L1 250U SW2A SDDFC30400 SW2B SDDFC30400 1A 1 1B 2A 2 2B 115V230V SW1 18-000-00

3、19 FHLDR2 20mm HLDR FHLDR1 20mm HLDR FS1 T315mA S504 FS2 T315mA S504 VN27V EMC Shield SH1 1 2 3 4 CON5 Amp HD Pwr Con VP5V VP12V DGND 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 CON7 MOLEX 52045 VN27V VN21V5_F1 VN16V_F2 DGNDAGND VP12V VP15V5 VP5V VP3V3 VP3V

4、3 VN15V5 VP5V VP3V3 VP3V3 VP3V3 VP3V3 VP5V SPARE3 SPARE4 AC_PRES* PSU_CLK DGND VP3V3 VP5V SPARE1 SPARE2 C46 470UF 25V YK C39 220UF 16V YXF C54 1000UF 16V YXF C55 1000UF 16V YXF C45 470UF 25V YK C44 470UF 25V YK D4 UF4003 DO-41 C34 1N0100V CER C36 1N0 100V CERC25 100N 100V MKS2 C20 100N 100V MKS2 C22

5、 100N 100V MKS2 C21 100N 100V MKS2 C23 100N 100V MKS2 C26 100N 100V MKS2 C24 100N 100V MKS2 C19 100N 100V MKS2 C18 100N 100V MKS2 R31 10R 0W25 MF R18 10R0W25 MF TR6 BD179 TO-126 R24 33R0W25 MF R5 4K70W25 MF C40 220UF 16V YXF C17 100N 100V MKS2 DZ6 BZX79C 12V DO-35 R11 9K1 0W25 MF R7 6K8 0W25 MF R4 4

6、K70W25 MF R26 68R 0W25 MF R27 2K7 0W25 MF R25 100R 0W25 MF R28 22R 0W25 MF R15 10K 0W25 MF C50 22N100V MKS2 C16 100N 100V MKS2 C56 4N7 100V CER TR8 BC556B TO-92 M1 IRF640N TO-220 C6 100N 100V MKS2 C7 100N 100V MKS2 COMP 1 VFB 2 ISEN 3 RT/CT 4 GND 5 OUT 6 VCC 7 VREF 8 IC1 UC3843AN DIP-8 TR7 BC556B TO

7、-92 DGND TR3 BC546B TO-92 R13 10K 0W25 MF VP5V PSU_CLK C35 1N0100V CER R19 10R0W25 MF C33 1N0100V CER R23 33R0W25 MF AGND C41 470UF 25V YK C9 100N 100V MKS2 C10 100N 100V MKS2 C12 100N 100V MKS2 R20 470R 0W25 MF D2 UF4003 DO-41 C42 470UF 25V YK C13 100N 100V MKS2 D3 UF4003 DO-41 C11 100N 100V MKS2 V

8、P15V5 VN15V5 VN21V5_F1 VN16V_F2 VP5V VP3V3 VP12V VN35V6 R3 4K7 0W25 MF TR2 BC546B TO-92 R6 6K8 0W25 MF C31 22UF 63V YK VP5V DGND AC_PRES* R9 1K00W25 MF TR4 BC546B TO-92 C47 22P 100V N150 DGND R8 1K0 0W25 MF C14 100N 100V MKS2 R10 1K00W25 MF C15 100N 100V MKS2 VN35V6 5V_NFB 3V3_NFB 3V3_NFB 5V_NFB C51

9、 22N 100V MKS2 L6 6U82.1A 8RHT2 L7 6U82.1A 8RHT2 L5 33U 1.17A 8RHT2 L3 33U 1.17A 8RHT2 L4 33U 1.17A 8RHT2 VN35V6 VN35V6 VN21V5_F1 C29 22UF 63V YK MAINS SUPPLY FOR EXT. AUDIO SUPPLY TX C49 22N 100V MKS2 R14 R29 82K0W25 MF NF NFB (To Controller E/A) (NFB From PSU Outputs) GREY 4 DK GREY 3 LT GREY 2 BL

10、UE 1 CON2 WAGO 256 GREY 2 GREY 1 CON4 WAGO 256 GREEN 1 CON3 WAGO 256 GREY WHITE BLACK BLUE R16 47K 0W25 MF C53 1000UF 16V YXF C8 100N 100V MKS2 QTYDESCRIPTIONPART No.NOTESITEM ITEM11Clip For SW Profile HeatsinkF006 ITEM32Fuseholder Cover For 20mm FuseholderF022 ITEM21Sil Pad For TO-220 HS InsulatorF

11、082 ITEM41Blank PCB DV78 PSUL959PB C37 100UF 50V YXF C38 100UF 50V YXF C57 470UF 25V YXF C30 22UF 63V YK C43 470UF 25V YK NF NF 1 2 3 4 5 6 7 8 CON6 AMP CT NF R32 AGND DGND LK2 ITEM51Earth Lead Assy 75MM8M101SAFETY EARTH WIRE FROM IEC INLET SK1 TO METAL CHASSIS L2 LK1 0R0 0W25 MF D5 1N4148 DO-35 1 F

12、IX2 Dia 3.5mm 1 FIX4 Dia 3.5mm 1 FIX5 Dia 3.5mm 7 2 3 16T 16T 22T 14T 10T 8 111 10 9 12 4 41T 41T 5 6 SCR TX2 Ferrite Switch Mode L925TX DGND FD1 FD2 TOOL1 TOOL2 TOOL3 TOOL4 C27 1000UF 63V YK C28 1000UF 63V YK C48 1N0 100V CER TR5 BD179 TO-126 R12 10K 0W25 MF D6 31DQ10 DO-201AD D7 31DQ06 DO-201AD D8

13、 UF5406 DO-201AD R21 470R 0W25 MF C32 470pF 1kV DE DZ4 BZX79C 5V6 DO-35 1 FIX1 Dia 3.5mm 1 FIX3 Dia 3.5mm 1 FIX6 Dia 3.5mm NF NF R17 10R 0W25 MF TR1 BC547B TO-92 DZ1 BZX79C 2V7 DO-35 R1 22K 0W25 MF HS1B SW38-2 10.2C/W NOTE TRANSFORMER TX1 IS MOUNTED ON THE CHASSIS AND CONNECTED TO THE PSU PCB BY CON

14、2,3,4. TX1 IS SHOWN ABOVE FOR CIRCUIT OPERATION NF R33 1K0 0W25 MF USED TO SECURE TRANSFORMER CABLES TO PCB NEAR CON1 NF ITEM72Rivet CopperHP007SRIVETS TO SECURE IEC INLET TO PCB DZ2 BZX79C 10V DO-35 C52 330P 100V N750 R30 0R22 3W SPRX 1.0Production release02/07/03PG05_E171 ITEM61Cable Tie 100MM X 2

15、.5MMF044 DZ3 BZX79C 12V DO-35 DZ5 BZX79C 6V2 DO-35 R22 220R 0W25 MF R2 150R 0W25 MF This board is based on the DV78 series PSU L959AY, but with some different component values for different VFD supply voltages. It uses the same blank PCB NF C5 22N 100V MKS2 1.1Fit C5 for improved conducted emissions09/06/06MJT06_E092 RadioFans.CN 收音机爱 好者资料库