Cambridge-640C-cd-sm维修电路原理图.pdf

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1、 Gallery Court Hankey Place London SE1 4BB UK Tel: +44 (0)20 7940 2200 Fax: +44 (0)20 7940 2233 640C 640C Issue Date: 22nd December 2004 _ SERVICE MANUAL _ SPECIFICATIONS: D/A Converter Wolfson WM8740 24-Bit/192kHz Capable Freq response (-0.5dB) 10Hz to 20kHz THD -92dB Dynamic Range 75dB Jitter (cor

2、related) 260pS Digital Outputs Opt and Coax Dimension (mm) (H x W x D) 70 x 430 x 310 Weight (kg) 4.6 AP14839/2 1 RadioFans.CN 收音机爱 好者资料库 640C SERVICE MANUAL TABLE OF CONTENTS Safety Precautions furthermore the manufacturer cannot accept responsibility for personal injury or property damage resultin

3、g therefrom. 6. When servicing, care should be taken to observe the original routing and dressing of the leads and it should be confirmed that they have been returned to normal after re-assembly. Notes on chip component replacement Never reuse a component that has been removed from a PCB Notice that

4、 the minus side of a tantalum capacitor may be damaged by heat COPYRIGHT NOTICE. COPYRIGHT NOTICE. 2005 Audio Partnership PLC. All rights reserved. Cambridge Audio and Azur are registered trademarks of Audio Partnership PLC. This document may not be reproduced, distributed, transmitted, displayed, p

5、ublished, or broadcast without the express written prior permission of Audio Partnership PLC. Alteration or removal of any trademark, copyright, or other notice from this content is prohibited. Information provided in this document is provided solely for the use of official service agents in repairi

6、ng and servicing Audio Partnership PLC products. LASER SAFETY PRECAUTIONS Caution: These labels may be attached to the unit on the rear and inside to inform that it contains a laser component. Use of controls or adjustments, or performance of procedures other than those specified within the service

7、or instruction manual may result in hazardous radiation exposure. WARNING! WARNING! 1. Service should only be performed by qualified personnel. 2. This equipment has been designed and manufactured to meet international safety standards; it is the legal responsibility of the repairer to ensure that t

8、hese safety standards are maintained. 3. Any repairs must be made in accordance with the relevant safety standards. 4. It is essential that safety and EMC critical components are replaced with Cambridge Audio approved parts only. CLASS 1 LASER PRODUCT NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR B

9、ASE UNIT The laser diode in the optical pick-up block may suffer electrostatic breakdown because of the potential difference generated by the charged electrostatic load, etc. on clothing and the human body. During repair, pay attention to electrostatic breakdown and also use the procedure in the pri

10、nted matter which is included in the repair parts. The flexible board is easily damaged and should be handled with care. NOTES ON LASER DIODE EMISSION CHECK The laser beam on this model is concerated so as to be focused on the disc reflective surface by the objective lens in the optical pick-up bloc

11、k. Therefore, when checking the laser diode emission, observe from more than 30cm away from the objective lens. 4 26/11/04 8 GTL DRAWING. AP16811/1 1 640C EXPLODED ASSEMBLY 1: ORIGINAL DRAWING 26/11/04. 2 4 18 19 1 22 17 5 6 15 14 16 9 3 10 20 13 7 21 11 12 C DRAWING NOTES:- REVISIONS NOTES:- DATEED

12、ITORREV THIRD ANGLE PROJECTION B A A B C D 123 E-MAIL s i mon.fr eet haudi opar t ner s hi p FINISH: MATERIAL: REVISIONS & DATE E-MAIL ni ckaudi opar t ner s hi p 1:5SCALE: E-MAIL gr ahameaudi opar t ner s hi p FAX: 0207 940 223 3 1DO NOT SCALE FROM DRAWING DWG. NO. A0 SIZE TITLE: AUDIO PARTNERSHIP

13、PLC UNLESS OTHERWISE SPECIFIED: OF 1SHEET TEL: 0207 940 2200 LONDON SE1 4BB HANKEY PLACE 3 GALLERY COURT AUDIO PARTNERSHIP PLC COPYRIGHT 0.5 - - PROPRIETARY AND CONFIDENTIAL ANGULAR 0.1mm2 DECIMAL IE 75.75 OF AUDIO PARTNERSHIP IS PROHIBITED. F E F E 12345678 87654 DIMENSIONS ARE IN MM s TOLERANCES:

14、WHOLE NO.s IE 75 0.5mm 1 DECIMAL IE 75.5 0.2mm THE INFORMATION CONTAINED IN THIS DRAWING IS THE SOLE PROPERTY OF AUDIO PARTNERSHIP PLC. ANY REPRODUCTION IN PART OR AS A WHOLE WITHOUT THE WRITTEN PERMISSION D Drawing ref AP part Internal refDescription 1CA new side panel 2CA new plastic insert rear 3

15、CA new plastic insert front 4CA new back panel 5PY5076550-010204-000-01 Azur 640C Top Panel Black 5PY5086550-010204-000-02 Azur 640C Top Panel Silv er 6PY5157002-608 010-001Screw M2. 6 x 8 M/C Torx Recessed 1/K Head Black 6PY5167002-608 010-006Screw M2. 6 x 8 M/C Torx Recessed 1/K Head En-Plated (si

16、lv er) 7PY58 66564-010001-000A01 Azur-640C. Front panel SILVER 7PY58 26564-010001-000-01 Azur-640C. Front panel BLACK 8PY58 78 564-001001-301Azur-640C Complete front panel assy (Silv er) REV A 8PY58 38 564-001002-301Azur-640C Complete front panel (BLACK) REV A 9PY5633200-576690-100TRANSFORMER 115V/2

17、30V AC10V/2A 16*2/0. 5A ES-57-669 10PY5416050-150010-000A01 PLASTIC FOOT GREY PAINT SILVER 10PY5316050-150010-000PLASTIC FOOT BLACK (AP126522) 11PY3409692-006002-101Mech an Assy (PU92TL-210) W/Sony KSM213CCM ReV A 12PY7903009-213000-000Sony laser assy KS213CCM 13PY7196050-150012-000-01 7MM TAC SWITC

18、H BUTTON (BLACK) 13PY7206050-150012-000A01 7MM TAC SWITCH BUTTON (SILVER) 14PY7046600-170104-000CA NEW RANGE AMP 7MM TAC SWITCH CUSHION 15PY5719464-001000-011Azur-540C & 640C MAIN SERVO BOARD ASSY 16PY58 89460-001300-58 1Azur-640C DAC BOARD ASSY REV A 17PY58 99464-001000-071Azur-640C POWER PCB ASSY

19、REV A 18PY57398 05-064001-000Azur-340/540/640AC REMOTE CONTROL ASSY 19PY5446600-170100-000FOOT PAD FOR Azur-640A 20PY5686564-010006-000A01 Azur-640C. Silv er CD DOOR W/SILKSCREEN PMS COOL GREY 7C 20PY5546564-010006-000-01 Azur-640C. Black CD DOOR W/SILKSCREEN PMS COOL GREY 7C 21PY5523110-06458 0-100

20、LCD DISPLAY ISO6458 P01V0 113*25. 7MM NEGATIVE (BLACK UNIT) 21PY5623110-06458 0-000LCD DISPLAY ISO6458 P00V0 113*25. 7MM POSITIVE (SILVER UNIT) 22PY5569464-001000-041Azur-540C & 640C CONTROL BOARD ASSY REV A Note: user manual is downloadable from our www. cambridge-audio. co. uk 5 AP13752/3 AP Part

21、No.DRAWING NO DESCRIPTIONQTYCOMMENTS AP13504/1POLY ENDCAP PACKAGING2 AP13505/1CARTON PACKAGING W/HANDLE1PRINTED TO ARTWORK AP13716/1 AP13613/1CAMBRIDGE AUDIO AZUR WOVEN BAG FOR REMOTE CONTROL1PACK REMOTE CONTROL INSIDE, CAMBRIDGE AZUR REMOTE CONTROL COMPLETE. MODEL No RC- 540AC/640AC 1MOUNTED INTO P

22、OLY ENDCAP PACKING IN REBATE PROVIDED AAA ALKALINE BATTERIES3FOR REMOTE. PLACE IN INSTRUCTION MANUAL POLYBAG PY566AP14004/1640C CD PLAYER OWNERS MANUAL1 AP13945/1CARTON LABEL (MODEL NO.) UK SILVER1FOR BOX SERIAL NUMBER LABEL, BLANK (6.5X35.5mm)31 X REAR PANEL, 1 X BOX, 1 X SHIPPING CARTON ISO 9002 L

23、ABEL1AFFIXED TO REAR PANEL ABOVE IEC SOCKET AP10087/2MADE UNDER LICENCE IN PRC STICKER1AFFIXED TO REAR PANEL BELOW IEC SOCKET POLYBAG 173X260X4C mm1FOR INSTRUCTION MANUALOWNERS CERTIFICATE AND REMOTE BATTERIES AP13612/1CAMBRIDGE AUDIO AZUR 2 RIDGE WOVEN BAG1PACK AMP UNIT INSIDE 1830mm AC IEC POWER C

24、ORD SET BS STANDARD FUSED 3 AMP1MUST BE BS APPROVED BLUE TAPE SEAL FOR CAMBRIDGE CARTON1 FRONT PANEL ASSEMBLY PY586AP12741/1CAMBRIDGE NEW RANGE CD FRONT PANEL (PUNCHED AND PRINTED) (SILVER) 1SCREENED WITH ARTWORK AP13591/3 & AP13593/1 AP12935/1CAMBRIDGE NEW RANGE IR LENS1GLUED IN PLACE ON THE FRONT

25、PANEL AP13322/1CAMBRIDGE NEW RANGE 105mm DISPLAY WINDOW1GLUED IN PLACE ON THE FRONT PANEL AP13436/2CAMBRIDGE NEW RANGE CD SUB PANEL LEFT (POWER)1FASTENEND IN PLACE INBETWEEN THE LEDGES ON THE FRONT PANEL, ALIGN UP THE POWER BUTTON HOLES AP12931/1CAMBRIDGE NEW RANGE AMP LIGHTGUIDE, CUT TO SINGLE PIPE

26、1FASTEN TO SUBPLATE LEFT (POWER) M3 X 6 POZI PAN STP SCREW1AFFIXES SINGLE LIGHTGUIDE TO SUBPLATE M3 X 6 C/S POZI MACHINE SCREW4FASTEN THE SUB PLATE LEFT TO THE FRONT PANEL AP13585/1CAMBRIDGE NEW RANGE AMP 9mm TAC SWITCH CUSHION1POSITION ON THE CONTROL BOX BUTTON, DOWN THE MAIN SHAFT AFFIX USING ADHE

27、SIVE PROVIDED ON THE CUSHION. PY145AP11782/1OPUS CONTROL BOX BUTTON (SILVER)1POSITION IN PLACE ON THE FRONTPANEL AP13437/2CAMBRIDGE NEW RANGE CD SUB PANEL RIGHT (FUNCTION)1FASTENEND IN PLACE INBETWEEN THE LEDGES ON THE FRONT PANEL, ALIGN UP THE FUNCTION BUTTON HOLES M3 X 6 C/S POZI MACHINE SCREW4FAS

28、TEN THE SUB PLATE RIGHT TO THE FRONT PANEL AP12934/1CAMBRIDGE NEW RANGE AMP 7mm TAC SWITCH CUSHION5POSITION ON THE 7mm TACT SWITCH BUTTONS, DOWN THE MAIN SHAFT AFFIX USING ADHESIVE PROVIDED ON THE CUSHION. AP12925/1CAMBRIDGE NEW RANGE AMP 7mm TAC SWITCH BUTTON5POSITION IN PLACE ON THE FRONTPANEL Cam

29、bridge Azur 640CCD Player (Main Assembly BOM Silver Unit) Note, resistors, capacitors and other generic electronic components are not usually stocked by the manufacturer. Please obtain these locally.6 AP Part No.DRAWING NO DESCRIPTIONQTYCOMMENTS BOTTOM PANEL ASSEMBLY AP12735/5CAMBRIDGE NEW RANGE CD

30、BOTTOM PANEL1 12.2mm BRASS THREADED STANDOFF1POSITION IN PLACE ON BOTTOM PANEL M3 X 8 POZI PAN MACHINE SCREW1TO AFFIX BRASS THREADED STANDOFF TO BOTTOM PANEL PY541AP12652/2CAMBRIDGE NEW RANGE FOOT MOULDING (SILVER)4POSITION IN PLACE ON BOTTOM PANEL PY544AP12883/3CAMBRIDGE NEW RANGE FOOT PAD4AFFIX ON

31、 FOOT USING ADHESIVE SURFACE M3 X 6 PLASTITE POZI PAN4AFFIX FEET TO BOTTOM PANEL 12.7mm PLASTIC PCB STANDOFF7PUSH SNAP FIT ON BOTTOM PANEL 8 mm PLASTIC PCB STANDOFF1PUSH SNAP FIT ON BOTTOM PANEL M4 X 12 POZI PAN MACHINE BOLT2FIX THROUGH EARTHING POINT HOLES ON BOTTOM PANEL M4 NUT STANDARD2USED TO FI

32、X ABOVE BOLTS M4 LOCK WASHER2FOR EARTH BOLTS M4 X 12 POZI PAN MACHINE BOLT2TO FIX THROUGH TRANSFORMER HOLES IN BOTTOM PANEL M4 LOCK WASHER 2PLACE ON TRANSFORMER FIXING BOLTS M4 NUT STANDARD2USED TO FIX TRANSFORMER IN PLACE FW-2S PIN GOOD STICK ON CABLE CLIP3USED TO CLIP DAC POWER CABLE AP13894/ AND

33、TRANSFORMER TO SERVO BOARD CABLE AP13571/1CAMBRIDGE AUDIO NEW RANGE CD TRANSFORMER PAD1POSITION IN PLACE ON BOTTOM PANEL WITH THE FIXING BOLTS THROUGH SUPPLIED HOLES PY563AP13157/3CAMBRIDGE AUDIO EI 115/230V 540C/640C TRANSFORMER1POSITION ON TRANSFORMER PAD WITH FIXING BOLTS THROUGH SUPPLIED HOLES A

34、P13545/1CAMBRIDGE AUDIO NEW RANGE CD TRANSFORMER CAN WITH ADHESIVE PAD ADDED 1SCREENED WITH ARTWORK AP13721/1 POSITION ON TOP OF TRANSFORMER AND PRESS TO STICK IN PLACE CD Mechanism with Loader1POSITION IN THE CORRECT POSITION ON THE BOTTOM PANEL PY057CD mechanism (Sony)1 M3 X 6 POZI PAN MACHINE SCR

35、EW4TO AFFIX THE CD MECH TO THE BOTTOM PANEL AP13895/1MAINS PCB INSULATING SHEET1TO BE POSITIONED OVER STANDOFFS UNDER POWER PCB AP13544/2CAMBRIDGE AUDIO NEW RANGE CD MECH TOP STICKER1SCREENED WITH ARTWORK AP13763/1THEN POSITION OVER LOCATING PIPS ON CD MECH TOP SURFACE AND PRESS TO STICK PY568AP1349

36、5/1CAMBRIDGE AUDIO NEW RANGE CD DRAW FRONT (SILVER)1SCREENED WITH ARTWORK AP13601/1 POSITON ON DRAW FRONT AND GLUE IN PLACE M3x8 POSIPAN MACHINE SCREW1TO FIX SERVO BOARD TO BRASS THREADED STAND OFF AP13617/116 WAY LASER CABLE, FLEXIBLE FLAT CABLE 250mm1CONNECTS SERVO PCB TO LASER BLOCK ON THE CD MEC

37、H Note, resistors, capacitors and other generic electronic components are not usually stocked by the manufacturer. Please obtain these locally.7 AP Part No.DRAWING NO DESCRIPTIONQTYCOMMENTS AP13618/15 WAY TRAY MOTOR CABLE FLAT WIRE STYLE 350mm1CONNECTS THE SERVO PCB TO THE CD MECH, RUNS UNDER THE FR

38、ONT OF THE MECH AND UNDER THE SERVO PCB AP13619/16 WAY SPINDLE MOTOR CABLE 200mm1CONNECTS THE SERVO PCB TO THE CD MECH, RUNS UNDER THE CD MECH AP10616/6SERVO PCB SHIELDING CAN 1SCREENED WITH ARTWORK AP13721/1 POSITION OVER SEVRO PCB AND SOLDER FIX AP10001/2CAMBRIDGE AUDIO SCREENING CAN1POSITION OVER

39、 DAC PCB AND SOLDER FIX AP13625/12 WAY MUTE CABLE, FLAT WIRE STYLE CABLE 300mm1CONNECTS DAC PCB TO THE SERVO PCB AP13626/13 WAY SHIELDED DIGITAL OUT CABLE 130mm1CONNECTS DAC PCB TO THE SERVO PCB AP13627/15 WAY SHIELDED DIGITAL OUT CABLE 120mmCONNECTS DAC PCB TO THE SERVO PCB AP13628/12 WAY SHIELDED

40、MASTER CLOCK CABLE 160mm1CONNECTS DAC PCB TO THE SERVO PCB M2.6 X 6 POZI PAN MACHINE SCREW5TO AFFIX BOTTOM PANEL TO SIDE, FRONT AND REAR PANELS M2.6 X 10 POZI PAN PLASTITE4FIX CORNERS OF BOTTOM PANEL TO PLASTIC INSERTS SIDE PANEL ASSEMBLY2 AP12725/1CAMBRIDGE AUDIO NEW RANGE PRESSED SIDE PANEL (2 RID

41、GE) (SILVER)2POSITION IN PLACE ON PLASTIC FRONT INSERTS AP12727/1CAMBRIDGE AUDIO NEW RANGE FRONT PLASTIC SUPPORT (2 RIDGE WITH CAPTIVE M2.6 NUTS) 2POSITION AT FRONT WITHIN SIDE PANELS AP12728/1CAMBRIDGE AUDIO NEW RANGE REAR PLASTIC SUPPORT (2 RIDGE WITH CAPTIVE M2.6 NUTS) 2POSITON AT REAR WITHIN SID

42、E PANELS M2.6 X 10 C/S POZI PLASTITE8TO AFFIX SIDE PANELS TO PLASTIC INSERTS D640C REAR PANEL ASSEMBLY1 AP13435/2CAMBRIDGE AUDIO NEW RANGE CD REAR PANEL PRINTED 1SCREENED WITH ARTWORK AP13669/1, THEN POSITION ON REAR PLASTIC SUPPORTS M3 X 10 POZI PAN PLASTITE4TO AFFIX REAR PANEL TO REAR PLASTIC INSE

43、RTS M3 X 8 POZI PAN PLASTITE3TO FIX DAC PCB ELECTRONIC PARTS TO REAR PANEL M3 X 10 POZI PAN MACHINE SCREW2FIXES THE IEC SOCKET MOUNTED ON THE POWER BOARD TO THE REAR PANEL M3 NUT STANDARD2USED TO FIX ABOVE BOLTS M3 LOCK WASHER2USED TO FIX ABOVE BOLTS AP13340/1A600 LIDDING TAPE FOR FRONT AND REAR PAN

44、ELS2FIX TO THE CORRECT SURFACES FOR LID AP13342/1A600 LIDDING TAPE FOR SIDE PANELS2FIX TO THE CORRECT SURFACES FOR LID PY574AP12733/2CAMBRIDGE AUDIO NEW RANGE TOP PANEL WITHOUT VENTS (SILVER)1POSITIONON TOP OF THE PRODUCT PY516M2.6 X 6 C/S TORX MACHINE SCREW (SILVER)8TO AFFIX TOP PANEL TO PLASTIC IN

45、SERTS, SIDE, REAR AND FRONT PANEL Note, resistors, capacitors and other generic electronic components are not usually stocked by the manufacturer. Please obtain these locally.8 Cambridge Audio Azur 640C CD Player AP12992/3 Front Panel PCB Schematic SW1 PLAY/PAUSE SW2 STOP SW3 OPEN/CLOSE 1 2 CN1 CONN

46、-H2 SEG11 16 SEG10 15 SEG9 14 SEG8 13 SEG7 12 SEG6 11 SEG5 10 SEG4 9 SEG3 8 SEG2 7 SEG1 6 SEG0 5 COM3 4 COM2 3 COM1 2 COM0 1 SEG12 17 SEG13 18 SEG14 19 SEG15 20 SEG16 21 SEG17 22 SEG18 23 LCD1 LCD PACKAGE=LCD D600 1 2 3 4 5 6 7 8 CN2 CONN-H8 1 2 3 4 5 6 7 8 CN3 CONN-H8 1 2 3 4 5 6 7 CN4 CONN-H7 R3 2

47、7K R4 33K R5 2K7 R6 10K R7 82K R8 1K5 R9 82K C1 100n +5V C2 1000p C3 1000p R10 68K R11 3K3 +5V FORWARD SKIPFORWARD SEARCH BACKWARD SKIPBACKWARD SEARCH SW4 SW-TACT SW5 SW-TACT +5V 3 OPT 1 GND 2 U2 TSOP18 IR RECEI C4 100n R15 330R VSS 14 RB2 11 RC4 6 RC2 8 RC3 7 RB1 12 RB4/OSC2/CLKOUT 3 RB0 13 VDD 1 R

48、B5/OSC1/CLKIN 2 RB3/MCLR/VPP 4 RC5/TOCKI 5 RC1 9 RC0 10 U3 16C505 SW6 SW-TACT P1 PAD P2 PAD PGND R12 4K7 R13 10K Q2 BC327 +5V 1 2 3 CN5 CONN-H3 D2 LED Standby 1 2 3 CN6 CONN-H3 1 2 3 4 5 6 7 CN7 CONN-H7 C6 10uF 10V R14 820R Q1 BC337 R2 1K8 R16 33R D1 1N4148 D3 1N4148 K1 K2 +5V PWR DET RESET R1 820R

49、86-756-8687998 To enhance viewing, please print to A3.9 Cambridge Audio Azur 640C CD Player AP12992/3 Front Panel PCB Layout (Top Side) 86-756-8687998 To enhance viewing, please print to A3.10 Cambridge Audio Azur 640C CD Player AP12992/3 Front Panel PCB Layout (Bottom Side) 86-756-8687998 To enhance viewing, please print to A3.