Cambridge-540P-riaa-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 640P/540P 640P/540P Issue Date: 23rd August 2005 _ SERVICE MANUAL _ SPECIFICATIONS: 540P 640P 640P (MM) (MC) Max Power Consumption 5W 5W 5W Gain 1kHz 39dB 39dB 55dB Input Impedance 47k 47k 100R Nominal Ou
2、tput 300mV 300mV 300mV Sensitivity for Nominal Output 3.35mV 3.35mV 0.5mV THD 20Hz-20kHz 0.009% 0.005% 0.002% RIAA Curve Accuracy +/-0.65dB +/-0.3dB 85db 86dB 72dB Using Audio Precision RIAA-1 with grounded inputs. Crosstalk 20kHz 76dB 83dB 69dB Dimensions (HxWxD) mm 46x215x133 46x215x133 46x215x133
3、 inches 1.8x8.5x5.2 1.8x8.5x5.2 1.8x8.5x5.2 Weight kg 0.8 0.9 0.9 lbs 1.8 2 2 AP18705/1 1RadioFans.CN 收音机爱 好者资料库 540P & 640P SERVICE MANUAL TABLE OF CONTENTS Safety Precautions & Important Notes 3 540P/640P Main Assembly BOM 4 540P Main PCB Schematic 5 540P Main PCB Layout (Top Side) 6 540P Main PCB
4、 Layout (Bottom Side) 7 540P Main PCB BOM 8-9 640P Main PCB Schematic 10 640P Main PCB Layout (Top Side) 11 640P Main PCB Layout (Bottom Side) 12 640P Main PCB BOM 13-15 IC Pin Layout Details 16 2RadioFans.CN 收音机爱 好者资料库SAFETY PRECAUTIONS & IMPORTANT NOTES SAFETY PRECAUTIONS & IMPORTANT NOTES 1.Check
5、 that the rear of the product indicates the correct supply voltage for you area. 2. The lighting flash with the arrowhead within an equilateral triangle is intended to alert the user or service agent to the presence of dangerous voltages within the product enclosure that may be of sufficient magnitu
6、de to constitute a risk of electric shock to persons. 3. The exclamation point within an equilateral triangle is intended to alert the user or service agent to the presence of important operating and maintenance (Servicing) instructions in the literature accompanying the appliance. 4. This product c
7、omplies with EEC Low Voltage (73/23/EEC) and Electromagnetic Compatibility (89/336/EEC) Directives when used and serviced in accordance with this manual. For continued compliance all components marked safety and EMC critical must only be replaced by Cambridge Audio approved parts. 5. Any unauthorise
8、d design alterations or additions will void the manufacturers warranty; furthermore the manufacturer cannot accept responsibility for personal injury or property damage resulting therefrom. 6. When servicing, care should be taken to observe the original routing and dressing of the leads and it shoul
9、d 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 the minus side of a tantalum capacitor may be damaged by heat COPYRIGHT NOTICE. COPYRIGHT NOTICE. 2005 Audio Partnership P
10、LC. All rights reserved. Cambridge Audio and Azur are registered trademarks of Audio Partnership PLC. This document may not be reproduced, distributed, transmitted, displayed, published, or broadcast without the express written prior permission of Audio Partnership PLC. Alteration or removal of any
11、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 repairing and servicing Audio Partnership PLC products. 3AP15869/2 & AP16524/3AP PART NOAP DRAWING NODESCRIPTIONQTYNOTESAP14509/2A
12、zur 540.640P Users Manual Multi-Language - 15100-549900-100AP15655/1Azur 640/640P Woven Bag15299-262191-300PY912EU PSU Unit1GPG411200500WA00PY913CU PSU Unit1GPU351200500WA00PY868Australia / NZ PSU Unit1GPS411200500WA01PY867UK PSU Unit 1GPB411200500WA00 (4021-411200-107)Cambridge Audio Azur 540P / 64
13、0P Phono Stage Main Assembly BOMNote: resistors, capacitors and other generic electronic components are not usually stocked by the manufacturer. Please obtain these locally.4Cambridge Audio Azur 540P Phono StageAP15219/4 Main PCB SchematicC1220u 50VD21N4004D31N4004C3220u 50VC5220u 50VD41N4004C6220u
14、50VVI1VO3GND2U17818C747N POLYESTERC847N POLYESTERVI2VO3GND1U27918C9100u 25VC10100u 25V+15V-15VD61N4004R13k3AKD7BLUE_AZURCOMMENTS=NO STUFF FPC1110U 25V132CN1DCJACK2C124.7u PEST 5%C134.7u PEST 5%567U4:BNE5532R21k2R33k9R482kR51k8G1C1582n PEST 5%G1R6820RSub FilterAC 12v 500mA567U3:BNE5532R72k2Q12SA970R8
15、100RR94k7R104k7Q22SA970C16100U 25VC17100U 25VR114k7R121k0+15VR131k0C18100p NPOR1447kC19220p NPOMM32184U3:ANE5532R152k2Q32SA970R16100RR174k7R184k7Q42SA970C20100U 25VC21100U 25VR194k7R201k0R211k0- 15VC22100p NPOR2247kC23220p NPOMMR2322RC24100u 25V NPR2422kG1LLRC25100n CeramicC26100n CeramicMM phono in
16、put+VPAD-VPADGNDPADD81N4004R2547RR263k9G1R271k2R28220RG1R297k5C284.7u PEST 5%C294.7u PEST 5%32184U4:ANE5532R301k2R313k9C3039n PEST 5%R3282kR331k8G1C3182n PEST 5%G1R34820RR3522RC32100u 25V NPR3622kG1RR3747RR383k9G1R391k2R40220RG1R417k5RIAAC3447N POLYESTERC3547N POLYESTER+15V-15VC3647N POLYESTERC3747N
17、 POLYESTER-15V+15V345CN2:BZUAN-AV2-8125CN2:AZUAN-AV2-8345CN3:BZUAN-AV2-8125CN3:AZUAN-AV2-8C38470n CeramicG1C394.7n CeramicC404.7n CeramicLK1LINK10MMLK2LINK10MMLK3LINK15MMLK4LINK10MMLK5LINK10MM- 15V- 15VLK6LINK10MMLK7LINK15MM12CN5JST 2,5MM B2B-XH-AC1439n PEST 5%C334.7u PEST 5%C274.7u PEST 5%C4147N PO
18、LYESTERC4247N POLYESTERC2220u 50VC4220u 50VR42100RR43100RLK8LINK10MMLK9LINK10MM86-756-8687998To enhance viewing, please print to A35Cambridge Audio Azur 540P Phono StageAP15219/4 Main PCB Layout (Top Side)AP15220/4Superior Performance Moving Magnet Phono Module86-756-8687998To enhance viewing, pleas
19、e print to A36Cambridge Audio Azur 540P Phono StageAP15219/4 Main PCB Layout (Bottom Side)86-756-8687998To enhance viewing, please print to A37AP15222/3AP PART NUMBERVALUEDESCRIPTIONQTYCOMPONENT IDENTNOTESRESISTORS22R0.25W metal film2R23, R3547R0.25W metal film2R25, R37100R0.25W metal film4R8, R16,
20、R42, R43220R0.25W metal film2R28, R40820R0.25W metal film2R6, R341K0.25W metal film4R12, R13, R20, R211K20.25W metal film4R2, R27, R30, R391K80.25W metal film2R5, R332K20.25W metal film2R7, R153K30.25W metal film1R13K90.25W metal film4R3, R26, R31, R384K70.25W metal film6R9, R10, R11, R17, R18, R197
21、K50.25W metal film2R29, R4122K0.25W metal film2R24, R3647K0.25W metal film2R14, R2282K0.25W metal film2R4, R32CAPACITORS100pNPO Ceramic 5mm Pitch2C18, C22220pNPO Ceramic 5mm Pitch2C19, C234.7nNPO Ceramic 5mm Pitch2C39, C4039n5% Polyester Film 5mm Pitch2C14, C30CMEA393J063RB050 Mini Box metallised po
22、lyester 39n 63V 5% 7.3x2.5mm, 5mm pitch. 47n10% Polyester Film 5mm Pitch8C7, C8, C34, C35, C36, C37, C41, C4282n5% Polyester Film 5mm Pitch2C15, C31CMEA823J063RB050 Mini Box metallised polyester 82n 63V 5% , 7.3x2.5mm, 5mm pitch. 100nCeramic X7R 5mm Pitch2C25, C26470nCeramic X7R 5mm Pitch1C384.7u5%
23、Polyester Film 25mm Pitch6C12, C13, C27, C28, C29, C33CMEF475J100RB250 Radical metallised polyester 4.7u 100V 5% , 28x9mm, 25mm pitch Cambridge Audio Azur 540P PCB Assembly BOMNote: resistors, capacitors and other generic electronic components are not usually stocked by the manufacturer. Please obta
24、in these locally.8AP15222/3AP PART NUMBERVALUEDESCRIPTIONQTYCOMPONENT IDENTNOTESCambridge Audio Azur 540P PCB Assembly BOM10u25V Polarised Electrolytic1C11100u25V Non Polarised Electrolytic2C24, C32100u25V Polarised Electrolytic6C9, C10, C16, C17, C20, C21220u50V Polarised Electrolytic6C1, C2, C3, C
25、4, C5, C6Height Restriction 16mm Max781818 volt 1A TO220 Positive Voltage regulator1U1To be mounted on AP15814/1 heatsink/shield791818 volt 1A TO220 Negative voltage regulator1U2To be mounted on AP15814/1 heatsink/shieldPY259NE55328 pin DIL Audio OpAmp2U3, U44155-320052-100TRANSISTORS2SA970TO92 PNP
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