Marantz-PM7000-int-sm 维修电路原理图.pdf
《Marantz-PM7000-int-sm 维修电路原理图.pdf》由会员分享,可在线阅读,更多相关《Marantz-PM7000-int-sm 维修电路原理图.pdf(29页珍藏版)》请在收音机爱好者资料库上搜索。
1、Integrated amplifierTABLE OF CONTENTSSECTIONPAGE1. SPECIFICATIONS. 12. TEST EQUIPMENT REQUIRED SERVICING . 23. IC INFORMATIONS. 34. BLOCK DIAGRAM. 55. WIRING DIAGRAM. 76. SCHEMATIC DIAGRAM AND PARTS LOCATION (PARTS SIDE) . 97. EXPLODED VIEW AND PARTS LIST. 338. IDLING CURRENT AND DC OFFSET VOLTAGE A
2、LIGNMENT . 349. ELECTRICAL PARTS LIST . 35ServiceManualPM7000 /N1B, /N1G, /U1BPM8000 /N1B, /N1G, /F1B, /F1NPlease use this service manual with referring to the user guide (D.F.U) without fail.R- PM7000 / PM8000 -276W855010 ACT3120 785 22011First Issue:1999.09PM7000/8000PM7000/8000RadioFans.CN 收音机爱 好
3、者资料库MARANTZ DESIGN AND SERVICEUsing superior design and selected high grade components, MARANTZ company has created the ultimate in stereo sound.Only original MARANTZ parts can insure that your MARANTZ product will continue to perform to the specifications for whichit is famous.Parts for your MARANT
4、Z equipment are generally available to our National Marantz Subsidiary or Agent.ORDERING PARTS :Parts can be ordered either by mail or by Fax. In both cases, the correct part number has to be specified.The following information must be supplied to eliminate delays in processing your order :1. Comple
5、te address2. Complete part numbers and quantities required3. Description of parts4. Model number for which part is required5. Way of shipment6. Signature : any order form or Fax. must be signed, otherwise such part order will be considered as null and void.SHOCK, FIRE HAZARD SERVICE TEST :CAUTION :
6、After servicing this appliance and prior to returning to customer, measure the resistance between either primary ACcord connector pins ( with unit NOT connected to AC mains and its Power switch ON ), and the face or Front Panel of product andcontrols and chassis bottom.Any resistance measurement les
7、s than 1 Megohms should cause unit to be repaired or corrected before AC power is applied, andverified before it is return to the user/customer.Ref. UL Standard No. 1492.In case of difficulties, do not hesitate to contact the TechnicalDepartment at above mentioned address.990921ACTUSAUSAMARANTZ AMER
8、ICA, INCMARANTZ AMERICA, INC.440 MEDINAH ROADROSELLE, ILLINOIS 60172USAPHONE : 630 - 307 - 3100FAX : 630 - 307 - 2687 BRAZILBRAZILMARANTZ BRAZILMARANTZ BRAZILCAIXA POSTAL 21462CEP 04698-970SAO PAULO, SP, BRAZILPHONE : 0800 - 123123(Discagem Direta Gratuita)FAX : +55 11 534. 8988JAPANJAPAN Technical
9、MARANTZ JAPAN, INC.MARANTZ JAPAN, INC.35- 1, 7- CHOME, SAGAMIONOSAGAMIHARA - SHI, KANAGAWAJAPAN 228-8505PHONE : +81 42 748 1013FAX : +81 42 741 9190EUROPE / TRADING EUROPE / TRADING MARANTZ EUROPE B.V.MARANTZ EUROPE B.V.P.O.BOX 80002, BUILDING SFF25600 JB EINDHOVENTHE NETHERLANDSPHONE : +31 - 40 - 2
10、732241FAX : +31 - 40 - 2735578CANADACANADALENBROOK INDUSTRIES LIMITEDLENBROOK INDUSTRIES LIMITED633 GRANITE COURT, PICKERING, ONTARIO L1W 3K1CANADAPHONE : 905 - 831 - 6333FAX : 905 - 831 - 6936AUSTRALIAAUSTRALIAJAMO AUSTRALIA PTY LTDJAMO AUSTRALIA PTY LTD1 EXPO COURT, P.O. BOX 350 MT. WAVERLEY VIC 3
11、149AUSTRALIAPHONE : +61 - 3 - 9543 - 1522FAX : +61 - 3 - 9543 - 3677THAILANDTHAILANDMRZ STANDARD CO.,LTDMRZ STANDARD CO.,LTD746 - 754 MAHACHAI ROAD.,WANGBURAPAPIROM, PHRANAKORN, BANGKOK, 10200 THAILANDPHONE : +66 - 2 - 222 9181FAX : +66 - 2 - 224 6795TAIWANTAIWANPAI- YUING CO., LTD.PAI- YUING CO., L
12、TD.6 TH FL NO, 148 SUNG KIANG ROAD, TAIPEI, 10429, TAIWAN R.O.C.PHONE : +886 - 2 - 25221304FAX : +886 - 2 - 25630415MALAYSIAMALAYSIAWO KEE HONG ELECTRONICS SDN. BHD.WO KEE HONG ELECTRONICS SDN. BHD.SUITE 8.1, LEVEL 8, MENARA GENESIS,NO. 33, JALAN SULTAN ISMAIL,50250 KUALA LUMPUR, MALAYSIAPHONE : +60
13、 3 - 2457677FAX : +60 3 - 2458180 AMERICAS AMERICASSUPERSCOPE TECHNOLOGIES, INC.SUPERSCOPE TECHNOLOGIES, INC.MARANTZ PROFESSIONAL PRODUCTS2640 WHITE OAK CIRCLE, SUITE AAURORA, ILLINOIS 60504 USAPHONE : 630 - 820 - 4800FAX : 630 - 820 - 8103KOREAKOREAMK ENTERPRISES LTD.MK ENTERPRISES LTD.ROOM 604/605
14、, ELECTRO-OFFICETEL, 16-58, 3GA, HANGANG-RO, YONGSAN-KU, SEOULKOREAPHONE : +822 - 3232 - 155FAX : +822 - 3232 - 154SINGAPORESINGAPOREWO KEE HONG (S) PTE LTDWO KEE HONG (S) PTE LTDWO KEE HONG CENTRE NO.23, LORONG 8, TOA PAYOH SINGAPORE 319257PHONE : +65 2544555FAX : +65 2502213RadioFans.CN 收音机爱 好者资料库
15、1. SPECIFICATIONSPower output (class AB operation)RMS 8ohms (20 Hz - 20 kHz) .95WDIN 8 ohms .105WTHD at 8 ohms RMS rated output.0.03%Damping factor. 150Power out put (PM8000 classA operation)RMS 8 ohms (20 Hz - 20 kHz) .25 WDIN 8 ohms .28 WTHD at 8 ohms RMS. rated output.0.03%Damping factor. 130IHF
16、dynamic power (class AB operation)8 ohms .120 WIHF dynamic power (PM8000 class A operation)8 ohms .35 WMagnetic cartridge input (MM)input sensitivity impedance . 2.5 mV/47 kOhmsAccuracy of frequency response to IEC RIAA . 0.5 dBSignal to noise ratio.85 dBTuner/CD/Aux/Tape inputsinput sensitivity imp
17、edance . 150 mV/40 kOhmsSignal to noise ratio.109dBFrequency response(-1 dB limits, Source Direct) . 10 Hz - 50 kHzTone characteristic (100 Hz and 10 kHz) .8 dBChannel separation(1 kHz/10 kHz, Source direct) . 80 / 70 dBGeneralPower Requirements/N versions . 230 V AC,50 Hz/U versions . 120 V AC,60 H
18、zDimensionsWidth. 440 mmHeight . 159 mmDepth . 370.5 mmWeightUnit alone . 12.3 kgSpecifications subject to change without prior notice12.TEST EQUIPMENT REQUIRED FOR SERVICINGItemDistortion AnalyzerAudio OscillatorAC VTVMOscilloscopeDC VTVMAC WattmeterLine VoltmeterVariable AutotransformerCircuit Tes
19、terShortting PlugUseDistortion measurementsSinewave and squarewave signal sourceVoltage measurements (AC)Waveform analysis and trouble shooting and ASO alignmentVoltage measurements (DC)Monitors primary power to amplifierMonitors of primary voltage to amplifierAdjust level of primary voltage to ampl
20、ifierTrouble shootingShorts amplifier input to eliminate noise pickup2MICROPROCESSOR TMP47C200BM BLOCK DIAGRAM3. IC INFORMATIONSVSSVDDFLAGALUHOLD OPERATION MODE CONTROLSYSTEM CONTROLTIMING GENERATORCLOCK GENERATOR IN-OUTPUT PORTIN-OUTPUT PORT (TIME/COUNTER INPUT)(IEXTERNAL INTERRUPT)IN-OUTPUT PORT(S
21、ERIAL PORT)LARGE CURRENTOUTPUT PORT INPUT PORTACCUMLATORH RESISTERL RESISTERRAM ADDRESS BUFFERINTERRUPT CONTROLINTERRUPTPRIORITY F/FDATA MEMORY(RAM)STACKDCTC2TC1PROGRAMCOUNTERINTERRUPTPRIORITY RESISTERSZKEINTEVAL TIMER12 BITTIMER COUNTER(2ch)4 BITSERIAL INTERFACER7P1CP2R8K0K03K02K01K00R92(SCK)R91(SO
22、)R90(SI)R83(T1)R82(INT1)R81(T2)R80(INT2)R63R62R61R60R53R52R51R50R43R42R41R40R6R5R41234R9DATACONVERTERTABLEPROGRAMMEMORY(ROM)INSTRUCTIONRESISTERINSTRUCTIONDECODER3940412524232220191817161514134221POWERGND.HOLD INPUT HOLD(SENC INPUT)(KE0)RESET INPUT RESETTEST TERMINAL TESTOSCILATER CONNECT XINTERMINAL
23、(RF) XUOT3433303132P23P22P21P20P13P12P11P10R73R72R71R70SDIP42-P-6003LLLLLLLLLLLLLLLED INDICATOR AUX1 DISPLAYLED INDICATOR TUNER DISPLAYLED INDICATOR CD DISPLAYLED INDICATOR PHONO DISPLAYSOURCE INPUT SWITCH(ROTARY ENCODER) bit1SOURCE INPUT SWITCH(ROTARY ENCODER) bit2PROCESSOR IN-OUT SWITCHMANUAL MUTE
24、NOT USED (GND)CLOCK 4.00 MHz (IN)CLOCK 4.00 MHz (OUT)SYSTEM RESETPOWER DOWN CHECKREMOTE CONTROL INPUT (RC-5)MODEL SELECT 1MODEL SELECT 2MODEL SELECT 3SERIAL DATA(RC-5 REMOTE CONTROL)ENABLE (REMOTE CONTROL)STAND-BY RELAY CONTROLPOWER SUPPLYFUNCTIONACTHLLLLLLLLLLLLLLLLLLLPIN no. 1 2 3 4 5 6 7 8 910111
25、2131415161718192021MANUAL MUTE SIGNAL MUTESIGNAL(SOURCE/MONITOR SWITCH)MOTOR DRIVE VOLUME UPMOTOR DRIVE VOLUME DOWNMONITOR INPUT SWITCH (TAPE3)MONITOR INPUT SWITCH (TAPE2)MONITOR INPUT SWITCH (TAPE1)SOURCE INPUT SWITCH (AUX2)SOURCE INPUT SWITCH (AUX1)SOURCE INPUT SWITCH (TUNER)SOURCE INPUT SWITCH (C
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- Marantz-PM7000-int-sm 维修电路原理图 Marantz PM7000 int sm 维修 电路 原理图