Yamaha-SWP201-spk-sm(1) 维修电路原理图.pdf

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1、NS-P210NS-P210SERVICE MANUALI CONTENTSTO SERVICE PERSONNEL . . . . . . . . . . . . . . . . . . . .1SW-P201 REAR PANELS . . . . . . . . . . . . . . . . . . . 12SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . .3SW-P201 DISASSEMBLY PROCEDURES . . . . . . . . .4100709SERVICE MANUALN

2、S-P210HOME THEATER SPEAKER SYSTEMSW-P201 BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . .5SW-P201 PRINTED CIRCUIT BOARD . . . . . . . . . 67SW-P201 SCHEMATIC DIAGRAM . . . . . . . . . . . . . . .8PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 914NS-P210 is composed of NX-210

3、P, NX-C210 and SW-P201.The NX-210P and NX-C210 loudspeakers are not field serviceable and must be replaced as complete units.IMPORTANT NOTICEThis manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.It has been assumed that basic service procedures inherent

4、 to the industry, and more specifically YAMAHA Products, are already known and understood by the users,and have therefore not been restated.WARNING:Failure to follow appropriate service and safety procedures when servicing this product may result in personal injury, destruction of expensivecomponent

5、s, and failure of the product to perform as specified. For these reasons, we advise all YAMAHA product owners that any servicerequired should be performed by an authorized YAMAHA Retailer or the appointed service representative.IMPORTANT:The presentation or sale of this manual to any individual or f

6、irm does not constitute authorization, certification or recognition of any applicabletechnical capabilities, or establish a principle-agent relationship of any form.The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and servi

7、ce departments of YAMAHA arecontinually striving to improve YAMAHA products. Modifications are, therefore, inevitable and specifications are subject to change without notice or obligation toretrofit. Should any discrepancy appear to exist, please contact the distributors Service Division.WARNING:Sta

8、tic discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by grounding yourself to theground buss in the unit (heavy gauge black wires connect to this buss).IMPORTANT:Turn the unit OFF during disassembly and part replacement. Recheck all work be

9、fore you apply power to the unit.G SW-P201G NX-C210G NX-210P x 4RadioFans.CN 收音机爱 好者资料库NS-P210NS-P210ISW-P201 BLOCK DIAGRAMIC1AIC1BIC2AAUTO POWERSW1AUTO POWER ON/OFF CIRCUITVR1VOLUMEL.P.F.6dB/octH.P.F.12dB/octL.P.F.12dB/oct36157687IC2BIC4IC5A.N.I.CLIMITERRY1RY2422IC7, 8Q12 D15, 16, 18Q4Q7D10, 11, 19

10、, 20110D13D4D14D2D1Q10D5B+B98320.1PROTECTIONH/LOFFVCCPWRR65C51TIMERIC6MUSICSENSORIC384637Q11+15+BB15VCCREGULATORREGULATORQ1, Q2Q3POWER SUPPLYD3Q8, D8Q9, D9F1POWER SWLR+INPUT 1SPEAKERLRINPUT 2LR+OUTPUT+POWERAMP5RadioFans.CN 收音机爱 好者资料库ABCDE1234567NS-P210AMP P. C. B. ( D ) VOLUMETO : AMP (A)AMP P. C. B

11、. ( E ) WHBETO : AMP (B)POWERI SW-P201 PRINTED CIRCUIT BOARD (Component side)AMP P. C. B. ( B ) RE BL WHTO : AMP (A)TO : AMP (A)FROM : POWER CORDBEWHTO : AMP (E)123456VOLTAGESELECTORBRREWHGRRER onlyGRBRWHBERE7ABCDEFGH123456IJK78NS-P210ISW-P201 SCHEMATIC DIAGRAM* All voltage are measured with a 10M/V

12、 DC electric volt meter.* Components having special characteristics are marked Zandmust be replaced with parts having specifications equal to thoseoriginally installed.* Schematic diagram is subject to change without notice.BA4558NPC1237HAM51848LPC4570HA191SS1331SR139-400MTZJ12CMTZJ15CMTZJ24BAnodeCa

13、thodeBCE2SA1015 (Y)2SC1815 (Y)2SC2240 (GR, BL)RBV-402DGS2SK304 (E, T)STK404-050PIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND ICS.E-8/J-6POWER AMPLIMITERAUTO POWER ON/OFF CIRCUITPROTECTION00-14.3014.3000000.61.9009.19.810.411.10000.1-0.10.1-0.114.3-14.300000000000014.1-14.10.50.50.1000.114.114.30

14、00014.3-14.300-1.505.59.811.09.75.5011.01.40010.99.79.10.826.900014.300014.3-14.3030.90-31.230.914.214.8-31.1-14.2-14.8029.529.929.94.000.10.7AC49.0012.129.911.611.712.23.52.20.802.900001.49.711.07.410.910.911.00.10.10-30.914.31.2-1.2-31.430.901.9WHREGRWHREBRBEBEWHR MODELBEBEBEWHWHWHBE+BCE2SB1565 (E

15、F)2SD2394 (DEF)1818110VO12Vm13+Vm14VEE5+Vm26Vm27VO28VCC9VCC11+2IC2, 3, 7, 8 : PC4570HADual OP-AmpIC6 : M51848LCR TimerIC1 : BA4558NDual OP-AmpIN12+IN13VCC4+IN25IN26OUT27+VCC8OUT11+IC4 : STK404-050AF Power AmpIC5 : PC1237HAProtector IC for Power Amplifier12534786OverloaddetectMid-pointpotentialdetectFlip flopcircuitVcc onmuteAC OFFdetectLatch / automaticreturn selectRelaydrivecircuitGNDVccGND64123TRIGGEROUTRESETREFERENCEVOLTAGETHRESHOLDDISCHARGEVCC78+FLIP-FLOP+5RRR12345678910R1R4R5C1C2D1TR3TR5R3R6TR4SUBR2TR1TR2TR6TR7TR8