McIntosh-MVP841-cd-sm维修电路原理图.pdf
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1、SERVICE MANUAL Performance Specifications . 2 Notes . 2 Safety Information. 2 Rear Panel. 3 Section Location . 3 Block Diagram . 4 Interconnection Diagram . 5 - 6 Main . 7 Connector Schematic and PCB . 8 A/V Power Supply Schematic and PCB . 9 - 14 Display Schematic and PCB . 15 - 18 Parts List. 19 -
2、 20 Exploded View and Parts List. 21 - 22 Repacking Instructions . 23 CONTENTS DVD/VIDEO CD/CD PLAYER RadioFans.CN 收音机爱 好者资料库 PERFORMANCE SPECIFICATIONS 2 VIDEO SPECIFICATIONS Signal System:NTSC Component Video Y Output Level:1Vp-p (75 ohm) Component Video PB Output Level: 0.7Vp-p (75 ohm) Component
3、 Video PR Output Level: 0.7Vp-p (75 ohm) Output Connector:RCA Jack (Y: Green, PB: Blue, PR: Red) S-Video Output Level:1Vp-p (75 ohm) S-Video C Output Level:0.286Vp-p (75 ohm) (NTSC) Output Connector:Mini DIN Video Output Level:1Vp-p (75 ohm) Output Connector:RCA Jack AUDIO SPECIFICATIONS Number Of C
4、hannels:2 Output Level:2.2Vrms DVD Frequency Response:4-22kHz (48kHz Sampling, Linear Audio) 4-44kHz (96kHz Sampling, Linear Audio) CD Frequency Response:4-20kHz CD Signal To Noise Ratio:Better than 110dB (A-weighted) DVD Dynamic Range:Better than 100dB (Linear Audio) CD Dynamic Range:Better than 98
5、dB Harmonic Distortion:0.003% (1kHz) Channel Separation:Better than 110dB (1kHz) DIGITAL AUDIO OUTPUT Optical:-15dbm to -21dbm Output Connector:Optical Connector Coaxial:0.5V p-p/75 ohm Output Connector:RCA Jack Digital Signal Format:44.1kHz, 48kHz and 96kHz PICKUP Laser Power:CLASS II Laser Beam Wa
6、velength:655nm GENERAL SPECIFICATIONS Power Requirements 100 Volts, 50/60Hz at 30 watts 110 Volts, 50/60Hz at 30 watts 120 Volts, 50/60Hz at 30 watts 220 Volts, 50/60Hz at 30 watts 230 Volts, 50/60Hz at 30 watts 240 Volts, 50/60Hz at 30 watts Note: Refer to the rear panel of the MVP841 for the corre
7、ct voltage. Dimensions Front Panel:17-1/2 inches (44.5cm) wide, 5-3/8 inches (13.7cm) high, depth behind front mounting panel is 15 inches (38.1cm) including clearance for connectors. Panel clearance required in front of mounting panel is 3/4 inch (1.9cm). Note: When the DVD/CD tray is opened, the p
8、anel clearance required in front of mounting panel is 6-3/4 inches (17.2cm). 1. The heavy notes on the schematic denote the primary signal path. 2. Unless otherwise noted, all voltages indicated on the schematics are measured under the following conditions: a. AC input at 120 volts, 50/60Hz. b. All
9、voltages are +/-10% with respect to ground. A high impedance (10 megaohm) voltmeter must be used. 3. Unless otherwise specified: a. Resistor values are in ohms. b. Capacitor values are microfarads (uF). c. Inductor values are in microhenries (uH). 4.On PC board drawings, Square pad indicates: a. Pol
10、arized Capacitors - Positive b. Diodes - Cathode c. Others - Pin 1 5.WARNING Parts marked with the symbol have critical characteristics. Use only replacement parts recom- mended by the manufacturer. SAFETY INFORMATION NOTES CAUTION: The use of optical instruments with this product will increase eye
11、hazard. Invisible laser radiation is emitted from the optical pickup lens when the unit is turned on. 1. Do not look directly into the pickup lens. 2. Do not use optical instruments to look at the pickup lens. 3. Do not adjust the preset variable resistor on the optical pickup. 4. Do not disassemble
12、 the optical pickup unit. 5. Use of controls or adjustment or performance of procedures other than those specified herein may result in hazardous radiation exposure. 6. Replace optical pickup only with manufacturers specified type. LUOKAN 1 LASERLAITE KLASS 1 LASER APPARAT VAROITUS! Laitteen kayttam
13、inen muulla kuin tassa kayttoohjeessa mainitulla tavalla saattaa altistaa kayttajan turvallisuusluokan 1 ylittavalle nakymattomalle lasersateiiylle. VARNING! Om apparaten anvands pa annat satt an i denna bruksanvisning specificerats, kan anvandaren utsattas for osynbg laserstraining, som overskrider
14、 gransen for laserklass 1. Laser output:0.65mW Wavelength:665nm This product utilizes an embedded class 2 laser (CFR). RadioFans.CN 收音机爱 好者资料库 REAR PANEL SECTION LOCATIONS TOP VIEW WITH COVER REMOVED 3 MVP841 RadioFans.CN 收音机爱 好者资料库 BLOCK DIAGRAM 4 RadioFans.CN 收音机爱 好者资料库 56 INTERCONNECT MVP841 Radi
15、oFans.CN 收音机爱 好者资料库 78 MAIN 3200962CONNECTOR 0494133 RadioFans.CN 收音机爱 好者资料库 911 A/V POWER SUPPLY 0494154 MVP841 10 RadioFans.CN 收音机爱 好者资料库 12 14 A/V POWER SUPPLY 049415 13 4 RadioFans.CN 收音机爱 好者资料库 1516 DISPLAY 049414 MVP841 5 RadioFans.CN 收音机爱 好者资料库 1718 DISPLAY 0494145 RadioFans.CN 收音机爱 好者资料库 192
16、0 MVP841 PARTS LIST PART NO.DESCRIPTIONREFERENCE NO. 049413 CONNECTOR PCB 117244FRICTION LK CONN 9POS MALEJ4 11772012PIN FFC CONNECTORJ3 11776422 PIN CONNECTOR 2MM PITCHJ1 J2 117765FFC CONNECTOR 18PINJ5 049415 AUDIO/VIDEO/POWER SUPPLY PCB 058157FIBER OPTIC TRANSMITTEROPT1 061300MONO CAP 100PF 100V 5
17、% NPO T&RC48 C49 061301MONO CAP 220PF 100V 5% NPO T&RC44 C45 061304MONO CAP .01UF 50V 5% X 7R T&RC56 061305MONO CAP .1UF 50V 5% Z50 T&RC2 C5 C9 C13 C21 C24 C34 C38 C53 C63 C66 C72 C73 C79 C80 C84 064297CAP POLY 560PF 5% 160VDCC42 C43 064304CAP MPOLY .0022UF 5% 63/400VDCC46 C47 064312CAP M POLY .01UF
18、 5% 63VDCC1 C8 C11 064325CAP M POLY .1UF 5% 63VDCC31 C57 C58 064427CAP MPOLY .033UF 100V 10%C55 C68 066254CAP ELECT 220UF 50V 20%C83 C85 066445CAP ELECT 10UF 50VC10 C14 C16 C32 C37 C77 C76 066446CAP ELECT 47UF 35VC7 C33 C86 C87 066447CAP ELECT 100UF 16VC4 C6 C12 C22 C23 C52 C67 C74 C75 066460CAP ELE
19、CT 18000UF 16VC62 066506CAP ELECT 22UF 100VC26 C28 C30 C35 C36 C40 C41 C50 C51 066508CAP ELECT 470UF 16VC3 C25 C27 C29 C60 C61 C64 066509CAP ELECT 3300UF 35VC65 066513CAP ELECT 1000UF 25VC15 C17 C54 C70 C71 070047DIODE SILICOND4 070085DIODE ZENER 6.2V 5% 500MWD17 070126DIODE 200V 3AD5 D6 D7 D8 07013
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