Yamaha-P1500S-pwr-sm 维修电路原理图.pdf

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1、SERVICE MANUALPA011690P1000S: 200306-69000P2500S: 200306-89000P3500S: 200306-125000Copyright (c) Yamaha Corporation. All rights reserved. PDF-K0121 03.06HAMAMATSU, JAPAN CONTENTSSPECIFICATIONS. 3/4DIMENSIONS. 5PERFORMANCE GRAPHS. 5PANEL LAYOUT. 6CIRCUIT BOARD LAYOUT & WIRING. 8DISASSEMBLY PROCEDURE.

2、 10IC BLOCK DIAGRAM. 16CIRCUIT BOARDS. 16INSPECTIONS. 26/30PARTS LISTBLOCK DIAGRAMWIRING DIAGRAMOVERALL CIRCUIT DIAGRAMPOWER AMPLIFIERP1000S (J model only)P2500SP3500S（総合仕様）（寸法図）（特性図）（）（結線図）（分解手順）（I C 図）（基板図）（検査）（）（配線図）（総回路図）（目次）RadioFans.CN 收音机爱 好者资料库P1000S/P2500S/P3500S2WARNINGComponents having sp

3、ecial characteristics are marked and must be replaced with parts having specification equal to thoseoriginally installed.IMPORTANT NOTICEThis manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumedthat basic service procedures inherent to

4、the industry, and more specifically Yamaha Products, are already known and under-stood 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 per-sonal injury, destruction of expensive componen

5、ts and failure of the product to perform as specified. Forthese reasons, we advise all Yamaha product owners that all service required should be performed by anauthorized Yamaha Retailer or the appointed service representative.IMPORTANT :This presentation or sale of this manual to any individual or

6、firm does not constitute authorization certifi-cation, recognition of any applicable technical capabilities, or establish a principal-agent relationship ofany form.The data provided is belived to be accurate and applicable to the unit(s) indicated on the cover. The research engineering, andservice d

7、epartments of Yamaha are continually striving to improve Yamaha products. Modifications are, therefore, inevitableand changes in specification are subject to change without notice or obligation to retrofit. Should any discrepancy appear toexist, please contact the distributors Service Division.WARNI

8、NG :Static discharges can destroy expensive components. Discharge any static electricity your body may haveaccumulated by grounding yourself to the ground bus in the unit (heavy gauge black wires connect tothis bus.)IMPORTANT :Turn the unit OFF during disassembly and parts replacement. Recheck all w

9、ork before you apply powerto the unit.WARNING: CHEMICAL CONTENT NOTICE!The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (Whereapplicable) components may also contain traces of chemicals found by the California Health and Welfare

10、 Agency (and possiblyother entities) to cause cancer and/or birth defects or other reproductive harm.DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHATSO EVER!Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inh

11、ale solder fumes or exposeeyes to solder/flux vapor!If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handlingfood.印部品、安全維持重要部品。交換場合、安全必指定部品使用。RadioFans.CN 收音机爱 好者资料库P1000S/P2500S/P3500S3SPECIFICATIONSP3500SP2500SPower Output Level

12、(Rated Power)Power Bandwidth8 /STEREO4 /STEREO8 /BRIDGE 390 W x 2 590 W x 21180 W x 1 350 W x 2 450 W x 2 900 W x 11000 W x 22000 W x 1 275 W x 2 390 W x 2 780 W x 1 250 W x 2 310 W x 2 620 W x 1 650 W x 21300 W x 11 kHzTHD + N = 1%8 /STEREO4 /STEREO8 /BRIDGE 2 /STEREO4 /BRIDGEHalf Power 10 Hz 40 kH

13、z (THD + N = 0.5 %)Total Harmonic Distortion (THD + N)4 8 /STEREO8 /BRIDGE0.1 %20 Hz 20 kHz, Half PowerFrequency ResponseRL = 8 , Po = 1 W0 dB, +0.5 dB, 1 dB f = 20 Hz 50 kHzIntermodulation distortion (IMD)4 8 /STEREO8 /BRIDGE32.1 dB30 k/balanced, 15 k/unbalancedPOWER switch (Push on/Push off)Two 31

14、-step Volume control knobs (one per ch)MODE switch (STEREO/PARALLEL/BRIDGE)Two FILTER switches (SUBWOOFER/LOW CUT/OFF)Two fc knobs (25 to 150 Hz)YS Processing switch (ON/OFF)XLR-3-31 jacks (one per ch)1/4-inch balanced TRS phone jacks (one per ch)Speakon jacks (one per ch)5-way binding posts1/4-inch

15、 phone jacks (one per ch)x 1 (Green)x 1 (Red)x 1 (Red) (heatsink temp 85 C)x 2 (Red)x 2 (Green)x 1 (Yellow)POWER switch ON muting, DC detectionTemp. detection (heat sink temp 90C), VI limiter (RL 1 )Comp: THD 0.5 %Single variable-speed fan120 V, 60 Hz230 V, 50 Hz240 V, 50 Hz480 x 88 x 456 mmSecurity

16、 cover (with a hex wrench), Owners Manual102 dB100 dB60 Hz:7 kHz, 4:1, Half PowerChannel SeparationResidual Noise Vol. min.SN RatioDamping FactorSensitivity (Vol. max.) Rated Power 8 Voltage Gain (Vol. max.)Input ImpedanceControlsConnectorsVol. maxHalf Power RL = 8 1 kHzinput 600 shunt20 Hz 20 kHz (

17、DIN AUDIO)20 Hz 20 kHz (DIN AUDIO)input 600 shuntRL = 8 , f = 1 kHz Front PanelRear PanelINPUTOUTPUTIndicatorsLoad protectionAmp. protectionLimiterCoolingPower RequirementsPOWERPROTECTIONTEMPCLIPSIGNALYS ProcessingUnited States & CanadaEuropeAustraliaPower ConsumptionIdling1/8 output power, 4 Maximu

18、m output, 4 20 Hz 20 kHzTHD + N = 0.1% 1 kHz20 ms non-clipDimensions (W x H x D)WeightIncluded Accessories+4 dBu+3 dBu 30 W 450 W2000 W 25 W 320 W1600 W15 kg 14 kg0.1 %70 dB 20070 dBu0 dBu=0.775 Vrms, Half Power=1/2 Power Output Level (Rated Power)P1000S/P2500S/P3500S4総合仕様P3500SP1000S出力出力帯域幅8 /STERE

19、O4 /STEREO8 /BRIDGE 390 W2 590 W21180 W1 350 W2 450 W2 900 W11000 W22000 W1110 W2120 W2240 W1100 W2105 W2210 W1200 W1400 W1P2500S 275 W2 390 W2 780 W1 250 W2 310 W2 620 W1 650 W21300 W11 kHzTHD N = 1%8 /STEREO4 /STEREO8 /BRIDGE 2 /STEREO4 /BRIDGEHalf Power 10 Hz 40 kHz (THD N = 0.5 %)全高調波歪率（THD N）4

20、8 /STEREO8 /BRIDGE 0.1 %20 Hz 20 kHz、Half Power周波数特性RL = 8 , Po = 1 W0 dB、+0.5 dB、1 dB f = 20 Hz 50 kHz混変調歪率4 8 /STEREO8 /BRIDGE32.1 dB30 k/型、15 k/型POWER: ON/OFF: 31（単位）2MODE : STEREO/PARALLEL/BRIDGEXLR-3-31 端子（単位）1/4TRS端子（型）（単位） 1（緑） 1（赤） 1（赤）（温度 85） 2（赤） 2（緑） 1（黄）Power /、 DC 検出温度検出（温度 90）VI（RL 1 ）

21、: THD 0.5 連続可変式（）100 V、50/60 HzHPFfc = (40 Hz)1480 88 456 mm（ 6角含）、取扱説明書102 dB96 dB100 dB60 Hz:7 kHz、4:1、Half Power間残留 min.SN比入力感度（ max.）Rated Power 8 （ max.）入力. max.Half Power RL = 8 1 kHz入力 600 20 Hz 20 kHz (DIN AUDIO)20 Hz 20 kHz (DIN AUDIO)入力 600 RL = 8 , f = 1 kHz INPUTOUTPUT電源POWERPROTECTIONTE

22、MPCLIPSIGNALYS Processing（P1000S除）消費電力無信号1/8 出力、4 最大出力、4 20 Hz 20 kHzTHD N = 0.1% 1 kHz20 ms nonclip最大外形寸法（W H D）質量付属品+4 dBu1 dBu+3 dBu 30 W 450 W2000 W 20 W150 W680 W 25 W 320 W1600 W515 kg 12 kg14 kg 0.1 % 70 dB 200 70 dBu0 dBu = 0.775 Vrms、 Half Power = 1/2 Power Output Level (Rated Power):（ SUB

23、WOOFER/LOW CUT/OFF)2fc = (25 Hz 150 Hz)2YS Processing (ON/OFF)（単位）、5、1/4端子（単位）P1000S/P2500S/P3500S5DIMENSIONSPERFORMANCE GRAPHSUnits: mmP2500SP1000SPower Consumption W10001001011101001000Mode: STEREOBoth ch DrivenRL=4 , f=1 kHzPower Consumption W1000010001001011101001000Mode: STEREOBoth ch DrivenRL=

24、4 , f=1 kHzP3500SPower Consumption W1000010001001011101001000Mode: STEREOBoth ch DrivenRL=4 , f=1 kHzOutput Power WOutput Power WOutput Power W（寸法図）（特性図）（単位）P1000S/P2500S/P3500S612345678PANEL LAYOUT Front PanelPOWER switch and indicatorTEMP indicatorPROTECTION indicatorCLIP indicatorSIGNAL indicator

25、Volume control knobs indicator(P2500S, P3500S only)Air intakesP1000SP2500S, P3500S12345678（）POWER/ TEMPPROTECTIONCLIPSIGNAL （P2500S、P3500S ）吸気口（）P1000S/P2500S/P3500S7FILTER switch and FREQUENCY adjustment knob(One pair for each channel) (P2500S, P3500S only) ON/OFF switch(P2500S, P3500S only)INPUT j

26、acks (Channels A, B)STEREO/PARALLEL/BRIDGE switchSPEAKERS jacksGND terminalHPF 40Hz switch (P1000S only)1234567 Rear PanelP1000SP2500S, P3500SINPUTSPEAKERSON OFFSTEREO BRIDGEPARALLELBRIDGE(+)(-)HPF 40HzSUBWOOFERLOW CUTONSTEREO BRIDGEPARALLELINPUTSPEAKERSBRIDGEOFFOFF11+-+-+-+-2211+-+-SUBWOOFERLOW CUT

27、OFFFREQUENCYHz251509050125FREQUENCY112332LOCKLOCK+-(+)(-)Hz2515090501251234567FILTER 、 FREQUENCY調整（A、B） （P2500S、P3500S ） 切替（P2500S、P3500S）INPUT端子（A、B）STEREO/PARALLEL/BRIDGE切替SPEAKERS端子GND 端子HPF 40Hz（P1000S）（）P1000S/P2500S/P3500S8Cord holder (VV104600)（）Cord holder (VV104600)（）BCAINPADCVRLEDPSWOUT2OU

28、T1Power transformer（電源）(Upper side) (P2500S, P3500S only)(Lower side)PA unit+（PA）CIRCUIT BOARD LAYOUT & WIRING Top view Front view Whole wiring drawing（結線図）（全体結線図）P1000S/P2500S/P3500S9Connector assembly B&B Black (WA01180)Connector assembly C&C 8P(WA010600)Connector assembly ATT 7P(WA010900)Bundle b

29、y cord holder.(VV010700, WA010900, Fan wiring)（束。）Bundle by cord holder.(WA01110, WA01120, Transformer wiring)（束。）Bundle by cord holder.(WA010800, WA010900, WA01130, WA01140, WA01150, WA01160)（束。）Need twist of five rotations.(WA01130, WA01140, WA01150)（5回。）Bundle by cord holder.(WA010800, WA010900,

30、WA01160)（束。）Bundle by cord holder.(WA010800, WA010900, WA01160)（束。）Bundle by cord holder.Need pass a hole of circuit board.(WA010800, WA01170, WA01190)（束。）（穴通。）Bundle by cord holder.Need pass a hole of circuit board.(WA01160, WA01170, WA01190)（束。）（穴通。）* The shape of the cannon connector (XLR-301J) i

31、s different from the product.（(XLR-301J)形状、生産品異。）Soldering(WA01180)（半田付）Soldering earth film.(H, B, A, W, K destination only)（半田付。）（H, B, A, W, K仕向） Detail drawing A Detail drawing B Detail drawing C Detail drawing OUT2 circuit board（A 部詳細）（B部詳細）（C部詳細）（OUT2部詳細）P1000S/P2500S/P3500S10 Top view500500To

32、p cover（）500DISASSEMBLY PROCEDURE1.（所要時間：約2 分）1-150011本外、 外。 （図 1）1.Top Cover (Time required: About 2 minutes)1-1Remove the eleven (11) screws marked 500. Thetop cover can then be removed. (Fig.1)2.DC Circuit Board(Time required: About 4 minutes)2-1Remove the top cover. (See procedure 1.)2-2Remove t

33、he nine (9) screws marked 110 and thescrew marked 115. The DC circuit board can thenbe removed with the diode stack. (Photo.1)2-3Remove the diode stack (D401) soldered to the DCcircuit board. (Photo.1) The diode stack is not part of the DC circuit board.When you replace the DC circuit board, you sho

34、uldremove the diode stack from the DC circuit board,and install in the new DC circuit board.3.Power Transformer(Time required: About 2 minutes)3-1Remove the top cover. (See procedure 1.)3-2Remove the hexagonal nut marked A. The powertransformer can then be removed. (Photo.1)4.IN Circuit Board(Time r

35、equired: About 4 minutes)4-1Remove the top cover. (See procedure 1.)4-2Remove the four (4) screws marked 290, the two(2) screws marked 330 and the two (2) hexagonalnuts marked B. The IN circuit board can then beremoved. (Photo.1, 2, 3)2.DC （所要時間：約4 分）2-1外。 （1 項参照）2-21109本1151本外、 共DC外。 （写真1）2-3DC半田付

36、（D401） 外。 （写真 1）、 DC構成部品。 DC交換際、 DC取外、新DC 取付。3.電源（所要時間：約2 分）3-1外。 （1 項参照）3-2A六角1個外、電源外。 （写真1）4.IN （所要時間：約 4 分）4-1外。 （1 項参照）4-22904本3302本、 B六角2個外、IN外。 （写真1, 2, 3）Fig.1（図1）500: Bind Head Tapping Screw-B (B) 4.0X8 MFZN2BL (EG340190)（分解手順）P1000S/P2500S/P3500S11 Top viewPAOUT1APower transformer（電源）DC fan

37、（DC）Diode stack（）PA unit（PA）+110115P2500S, P3500S only（P2500S、P3500S）VRPSWOUT2INSoldering（半田付）DC60:Bind Head Tapping Screw-S ( S)3.0X6 MFZN2BL (EP630210)110: Bind Head Tapping Screw-S ( S)3.0X6 MFZN2BL (EP630210)4-3Remove the two (2) volume knobs from the IN circuitboard. (Photo.2) The volume knobs

38、are not parts of the IN circuitboard. When you replace the IN circuit board, youshould remove the volume knobs from the IN circuitboard, and install in the new IN circuit board. The IN circuit board and the OUT2 circuitboard are connected with the connectorassembly (W301). Remove the solder of theOU

39、T2 circuit board.4-3IN VR 2 個外。 （写真 2）VR、IN構成部品。IN交換際、 INVR取外、新IN取付。INOUT2、 束線W301接続。 OUT2側半田外。Photo.1（写真1） Rear viewVolume knob（VR）Latch（）B290BLatch（）IN330330: Bind Head Tapping Screw-S (S )3.0X6 MFZN2BL (EP630210)Photo.2（写真2）Photo.3（写真3）290: Bonding Tapping Screw-B ( B)3.0X8 MFZN2BL (VN413300)B:He

40、xagonal Nut (六角)115: Bind Head Tapping Screw-S (S )3.0X8 MFZN2BL (EP600530)A:Hexagonal Nut (六角)P1000S/P2500S/P3500S12 Rear viewSpeaker terminal cover（SP）530 Rear view340P2500S, P3500S only（P2500S、P3500S）CP2500S, P3500S only（P2500S、P3500S）350P2500S, P3500S only（P2500S、P3500S）CP2500S, P3500S only（P250

41、0S、P3500S）OUT1OUT2OUT2Soldering（半田付）Earth film（）H, B, A, W, K destination only（H, B, A, W, K仕向）5.OUT2 Circuit Board (P1000S model)(Time required: About 3 minutes)OUT1/OUT2 Circuit Boards (P2500S,P3500S models)(Time required: About 4 minutes)5-1Remove the top cover. (See procedure 1.)5-2Remove the tw

42、o (2) screws marked 530. Thespeaker terminal cover can then be removed.(Photo.4)5-3OUT2 Circuit Board (P1000S model):5-3-1 Remove the two (2) screws marked 340. (Photo.5)5-3-2 Remove the solder of W301B (earth wire). TheOUT2 circuit board can then be removed. (Photo.1)5-4OUT1/OUT2 Circuit Boards(P25

43、00S,P3500S models):5-4-1 Remove the two (2) screws marked 340, the four(4) screws marked 350 and the two (2) hexagonalnuts marked C. (Photo.5)5-4-2 Remove the solder of W301B (earth wire). TheOUT1/OUT2 circuit boards can then be removed.(Photo.1)5-4-3 With H,B,A,W,K models, remove the earth filmsold

44、ered to the OUT2 circuit board. (Photo.6) When you replace the OUT2 circuit board, be sureto attach the speaker terminal cover as before. The earth film is not part of the OUT2 circuit board.When you replace the OUT2 circuit board, youshould remove the earth film from the OUT2 circuitboard, and inst

45、all in the new OUT2 circuit board.5.OUT2 （P1000S）（所要時間：約3分）OUT1/OUT2 （P2500SP3500S ）（所要時間：約 4 分）5-1外。 （1 項参照）5-25302本外、SP外。 （写真 4）5-3OUT2（P1000S） ：5-3-1340 2 本外。 （写真 5）5-3-2W301B （線） 半田外、 OUT2外。 （写真 1）5-4OUT1/OUT2 （P2500SP3500S ） ：5-4-13402本3504本C六角2 個外。 （写真 5）5-4-2W301B （線） 半田外、 OUT1/OUT2外。 （写真 1）5

46、-4-3H,B,A,W,K、 OUT2半田付外。 （写真 6）OUT2 交換際、SP 必元通取付。、 OUT2構成部品。OUT2交換際、OUT2取外、新OUT2取付。530: Bind Head Tapping Screw-S ( S)3.0X6 MFZN2BL (EP630210)340: Bind Head Tapping Screw-B ( B)3.0X12 MFZN2BL (VQ074600)350: Flat Head Tapping Screw-B (皿 B)3.0X8 MFZN2BL (EP600790)C:Hexagonal Nut (六角)Photo.4（写真4）Photo.

47、5（写真5）Photo.6（写真6）P1000S/P2500S/P3500S13 Top view Right side view Left side view Bottom viewCord holder（）Cord holder（）Power transformer（電源）VRDCDC440440440460440440440Front panel 1（1）Front panel 1（1）Front panel 1（1）Rack angle bracket（）Rack angle bracket (Right side)（(右側)）Rack angle bracket（）Rack angl

48、e bracket (Left side)（(左側)）4606. 1（所要時間：約4 分）6-1外。 （1 項参照）6-22箇所外、DC抜。 （写真 7, 8）6-34406本4606本外、左右共 1 外。 （写真 9, 10）6.Front Panel 1 (Time required: About 4 minutes)6-1Remove the top cover. (See procedure 1.)6-2Remove the two (2) cord holders and disconnect theconnector from the DC circuit board. (Phot

49、o.7, 8)6-3Remove the six (6) screws marked 440 and thesix (6) screws marked 460. The front panel 1 canthen be removed with the left and right rack anglebrackets. (Photo.9, 10)440: Bind Head Tapping Screw-B (B )4.0X8 MFZN2BL (EG340190)460: Bind Head Screw (小)4.0X10 MFZN2BL (VA221600)Photo.9（写真9）Photo

50、.10（写真10）Photo.7（写真7）Photo.8（写真8）7.VR Circuit Board(Time required: About 4 minutes)7-1Remove the top cover. (See procedure 1.)7-2Remove the front panel 1. (See procedure 6.)7-3Remove the two (2) attenuation knobs and the two(2) hexagonal nuts marked D. The VR circuit boardcan then be removed. (Photo