Yamaha-P-2500-S-Service-Manual电路原理图.pdf

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1、SERVICE MANUAL PA 011690 P1000S: 200306-69000 P2500S: 200306-89000 P3500S: 200306-125000 Copyright (c) Yamaha Corporation. All rights reserved. PDF-K0121 03.06 HAMAMATSU, JAPAN CONTENTS SPECIFICATIONS. 3/4 DIMENSIONS. 5 PERFORMANCE GRAPHS. 5 PANEL LAYOUT. 6 CIRCUIT BOARD LAYOUT & WIRING . 8 DISASSEM

2、BLY PROCEDURE. 10 IC BLOCK DIAGRAM. 16 CIRCUIT BOARDS. 16 INSPECTIONS. 26/30 PARTS LIST BLOCK DIAGRAM WIRING DIAGRAM OVERALL CIRCUIT DIAGRAM POWER AMPLIFIER P1000S (J model only) P2500S P3500S （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/P

3、2500S/P3500S 2 WARNING Components having special characteristics are marked and must be replaced with parts having specification equal to those originally installed. IMPORTANT NOTICE This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been ass

4、umed that basic service procedures inherent to 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 pe

5、r- sonal injury, destruction of expensive components and failure of the product to perform as specified. For these reasons, we advise all Yamaha product owners that all service required should be performed by an authorized Yamaha Retailer or the appointed service representative. IMPORTANT :This pres

6、entation or sale of this manual to any individual or firm does not constitute authorization certifi- cation, recognition of any applicable technical capabilities, or establish a principal-agent relationship of any form. The data provided is belived to be accurate and applicable to the unit(s) indica

7、ted on the cover. The research engineering, and service departments of Yamaha are continually striving to improve Yamaha products. Modifications are, therefore, inevitable and changes in specification are subject to change without notice or obligation to retrofit. Should any discrepancy appear to ex

8、ist, please contact the distributors Service Division. WARNING :Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated by grounding yourself to the ground bus in the unit (heavy gauge black wires connect to this bus.) IMPORTANT :Turn the u

9、nit OFF during disassembly and parts replacement. Recheck all work before you apply power to 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 (Where applicable) components may also con

10、tain traces of chemicals found by the California Health and Welfare Agency (and possibly other 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 WHAT SO EVER! Avoid prolonged, unpro

11、tected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyes to solder/flux vapor! If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling food. 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

12、收音机爱 好者资料库 P1000S/P2500S/P3500S 3 SPECIFICATIONS P3500SP2500S Power Output Level (Rated Power) Power Bandwidth 8 /STEREO 4 /STEREO 8 /BRIDGE 390 W x 2 590 W x 2 1180 W x 1 350 W x 2 450 W x 2 900 W x 1 1000 W x 2 2000 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 2 1300 W

13、 x 1 1 kHz THD + N = 1% 8 /STEREO 4 /STEREO 8 /BRIDGE 2 /STEREO 4 /BRIDGE Half Power 10 Hz 40 kHz (THD + N = 0.5 %) Total Harmonic Distortion (THD + N)4 8 /STEREO 8 /BRIDGE 0.1 % 20 Hz 20 kHz, Half Power Frequency ResponseRL = 8 , Po = 1 W0 dB, +0.5 dB, 1 dB f = 20 Hz 50 kHz Intermodulation distorti

14、on (IMD)4 8 /STEREO 8 /BRIDGE 32.1 dB 30 k/balanced, 15 k/unbalanced POWER switch (Push on/Push off) Two 31-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

15、 (one per ch) 1/4-inch balanced TRS phone jacks (one per ch) Speakon jacks (one per ch) 5-way binding posts 1/4-inch 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 detection Temp. detection (heat sink temp 9

16、0C), VI limiter (RL 1 ) Comp: THD 0.5 % Single variable-speed fan 120 V, 60 Hz 230 V, 50 Hz 240 V, 50 Hz 480 x 88 x 456 mm Security cover (with a hex wrench), Owners Manual 102 dB100 dB 60 Hz:7 kHz, 4:1, Half Power Channel Separation Residual Noise Vol. min. SN Ratio Damping Factor Sensitivity (Vol.

17、 max.) Rated Power 8 Voltage Gain (Vol. max.) Input Impedance Controls Connectors Vol. max Half Power RL = 8 1 kHz input 600 shunt 20 Hz 20 kHz (DIN AUDIO) 20 Hz 20 kHz (DIN AUDIO) input 600 shunt RL = 8 , f = 1 kHz Front Panel Rear Panel INPUT OUTPUT Indicators Load protection Amp. protection Limit

18、er Cooling Power Requirements POWER PROTECTION TEMP CLIP SIGNAL YS Processing United States & Canada Europe Australia Power ConsumptionIdling 1/8 output power, 4 Maximum output, 4 20 Hz 20 kHz THD + N = 0.1% 1 kHz 20 ms non-clip Dimensions (W x H x D) Weight Included Accessories +4 dBu+3 dBu 30 W 45

19、0 W 2000 W 25 W 320 W 1600 W 15 kg 14 kg 0.1 % 70 dB 200 70 dBu 0 dBu=0.775 Vrms, Half Power=1/2 Power Output Level (Rated Power) P1000S/P2500S/P3500S 4 総合仕様 P3500SP1000S 出力 出力帯域幅 8 /STEREO 4 /STEREO 8 /BRIDGE 390 W2 590 W2 1180 W1 350 W2 450 W2 900 W1 1000 W2 2000 W1 110 W2 120 W2 240 W1 100 W2 105

20、 W2 210 W1 200 W1 400 W1 P2500S 275 W2 390 W2 780 W1 250 W2 310 W2 620 W1 650 W2 1300 W1 1 kHz THD N = 1% 8 /STEREO 4 /STEREO 8 /BRIDGE 2 /STEREO 4 /BRIDGE Half Power 10 Hz 40 kHz (THD N = 0.5 %) 全高調波歪率（THD N）4 8 /STEREO 8 /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

21、 f = 20 Hz 50 kHz 混変調歪率4 8 /STEREO 8 /BRIDGE 32.1 dB 30 k/型、15 k/型 POWER: ON/OFF : 31（単位）2 MODE : STEREO/PARALLEL/BRIDGE XLR-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 ） : THD 0.5 連続可変式（） 100 V、50/60 Hz HPF fc = (40 Hz)1 480 88 456 mm （ 6角含）、取扱

22、説明書 102 dB96 dB100 dB 60 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 INPUT OUTPUT 電源 POWER PROTECTION TEMP CLIP SIGNAL YS Processing（P1000S除） 消費電力無信号 1/8 出力

23、、4 最大出力、4 20 Hz 20 kHz THD N = 0.1% 1 kHz 20 ms nonclip 最大外形寸法（W H D） 質量 付属品 +4 dBu1 dBu+3 dBu 30 W 450 W 2000 W 20 W 150 W 680 W 25 W 320 W 1600 W 5 15 kg 12 kg14 kg 0.1 % 70 dB 200 70 dBu 0 dBu = 0.775 Vrms、 Half Power = 1/2 Power Output Level (Rated Power) :（ SUB WOOFER/ LOW CUT/OFF)2 fc = (25 Hz

24、 150 Hz)2 YS Processing (ON/OFF) （単位）、 5、 1/4端子（単位） P1000S/P2500S/P3500S 5 DIMENSIONS PERFORMANCE GRAPHS Units: mm P2500SP1000S Power Consumption W 1000 100 10 11 101001000 Mode: STEREO Both ch Driven RL=4 , f=1 kHz Power Consumption W 10000 1000 100 10 11 101001000 Mode: STEREO Both ch Driven RL=4

25、, f=1 kHz P3500S Power Consumption W 10000 1000 100 10 11 101001000 Mode: STEREO Both ch Driven RL=4 , f=1 kHz Output Power W Output Power W Output Power W （寸法図） （特性図） （単位） P1000S/P2500S/P3500S 6 1 2 3 4 5 6 7 8 PANEL LAYOUT Front Panel POWER switch and indicator TEMP indicator PROTECTION indicator

26、CLIP indicator SIGNAL indicator Volume control knobs indicator (P2500S, P3500S only) Air intakes P1000S P2500S, P3500S 1 2 3 4 5 6 7 8 （） POWER/ TEMP PROTECTION CLIP SIGNAL （P2500S、P3500S ） 吸気口 （） P1000S/P2500S/P3500S 7 FILTER switch and FREQUENCY adjustment knob (One pair for each channel) (P2500S,

27、 P3500S only) ON/OFF switch (P2500S, P3500S only) INPUT jacks (Channels A, B) STEREO/PARALLEL/BRIDGE switch SPEAKERS jacks GND terminal HPF 40Hz switch (P1000S only) 1 2 3 4 5 6 7 Rear Panel P1000S P2500S, P3500S INPUT SPEAKERS ON OFF STEREO BRIDGEPARALLEL BRIDGE (+)(-) HPF 40Hz SUB WOOFER LOW CUT O

28、N STEREO BRIDGEPARALLEL INPUT SPEAKERS BRIDGE OFF OFF 1 1 + - + - + - + - 2 2 1 1 + - + - SUB WOOFERLOW CUT OFF FREQUENCY Hz 25150 90 50 125 FREQUENCY 11 2332 L O C K L O C K +- (+)(-) Hz 25150 90 50 125 1 2 3 4 5 6 7 FILTER 、 FREQUENCY調整 （A、B） （P2500S、P3500S ） 切替 （P2500S、P3500S） INPUT端子（A、B） STEREO

29、/PARALLEL/BRIDGE切替 SPEAKERS端子 GND 端子 HPF 40Hz（P1000S） （） P1000S/P2500S/P3500S 8 Cord holder (VV104600) （） Cord holder (VV104600) （） B C A IN PA DC VRLEDPSW OUT2OUT1 Power transformer （電源） (Upper side) (P2500S, P3500S only) (Lower side) PA unit + （PA） CIRCUIT BOARD LAYOUT & WIRING Top view Front view

30、 Whole wiring drawing （結線図） （全体結線図） P1000S/P2500S/P3500S 9 Connector assembly B&B Black (WA01180) Connector assembly C&C 8P (WA010600) Connector assembly ATT 7P (WA010900) Bundle by cord holder. (VV010700, WA010900, Fan wiring) （束。） Bundle by cord holder. (WA01110, WA01120, Transformer wiring) （束。）

31、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, WA01160) （束。） Bundle by cord holder. (WA010800, WA010900, WA01160) （束。） Bundle by cord holder. Need pass a

32、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) is different from the product. （(XLR-301J)形状、 生産品異。） Soldering (WA01180) （半田付） Soldering eart

33、h 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/P3500S 10 Top view500 500 Top cover（） 500 DISASSEMBLY PROCEDURE 1.（所要時間：約2 分） 1-150011本外、 外 。 （図 1） 1.To

34、p Cover (Time required: About 2 minutes) 1-1Remove the eleven (11) screws marked 500. The top 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 the nine (9) screws marked 110 and the screw marked 115. The DC c

35、ircuit board can then be removed with the diode stack. (Photo.1) 2-3Remove the diode stack (D401) soldered to the DC circuit board. (Photo.1) The diode stack is not part of the DC circuit board. When you replace the DC circuit board, you should remove the diode stack from the DC circuit board, and i

36、nstall 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 power transformer can then be removed. (Photo.1) 4.IN Circuit Board (Time required: About 4 minutes) 4-1Remove the top cover.

37、 (See procedure 1.) 4-2Remove the four (4) screws marked 290, the two (2) screws marked 330 and the two (2) hexagonal nuts marked B. The IN circuit board can then be removed. (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 （D401） 外。 （写真 1） 、 DC構成部品 。 DC交換際、 DC 取外、

38、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/P3500S 11 Top view PA OUT1 A Power transformer （電源） DC fan（DC） Diode stack （

39、） PA unit （PA） + 110 115 P2500S, P3500S only （P2500S、P3500S） VRPSW OUT2 IN Soldering （半田付） DC 60: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 circuit board. (Photo.2) The volume kno

40、bs are not parts of the IN circuit board. When you replace the IN circuit board, you should remove the volume knobs from the IN circuit board, and install in the new IN circuit board. The IN circuit board and the OUT2 circuit board are connected with the connector assembly (W301). Remove the solder

41、of the OUT2 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 （） B 290 B Latch （） IN 330 330: 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 (

42、 B) 3.0X8 MFZN2BL (VN413300) B:Hexagonal Nut (六角) 115: Bind Head Tapping Screw-S (S ) 3.0X8 MFZN2BL (EP600530) A:Hexagonal Nut (六角) P1000S/P2500S/P3500S 12 Rear viewSpeaker terminal cover （SP） 530 Rear view 340 P2500S, P3500S only （P2500S、P3500S） C P2500S, P3500S only （P2500S、P3500S） 350 P2500S, P35

43、00S only （P2500S、P3500S） C P2500S, P3500S only （P2500S、 P3500S） OUT1 OUT2 OUT2 Soldering（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 mi

44、nutes) 5-1Remove the top cover. (See procedure 1.) 5-2Remove the two (2) screws marked 530. The speaker 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). The OUT2 ci

45、rcuit board can then be removed. (Photo.1) 5-4OUT1/OUT2 Circuit Boards (P2500S,P3500S models): 5-4-1 Remove the two (2) screws marked 340, the four (4) screws marked 350 and the two (2) hexagonal nuts marked C. (Photo.5) 5-4-2 Remove the solder of W301B (earth wire). The OUT1/OUT2 circuit boards can

46、 then be removed. (Photo.1) 5-4-3 With H,B,A,W,K models, remove the earth film soldered to the OUT2 circuit board. (Photo.6) When you replace the OUT2 circuit board, be sure to attach the speaker terminal cover as before. The earth film is not part of the OUT2 circuit board. When you replace the OUT

47、2 circuit board, you should remove the earth film from the OUT2 circuit board, and install 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

48、-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） 5-4-3H,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 He