Yamaha PC5002M Power Amp Service Manual 电路图.pdf

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1、DUAL CHANNEL POWER AMPLIFIER .FRONT PANEL PAOASSIONAL SERIES POWER AMPLlFliR O TNEllMlL O , , . . a W N s CHANNEL A CHANNEL B CJ PUSH ONIWIH POWER Of- O WF- -0B Q, REARPANEL . 1 SPECIFICATIONS . 1 NAMES OF THE PARTS. . 2 DISASSEMBLY INSTRUCTIONS, . 3 GENERAL ADJUSTMENTS . 4 PRINTED CIRCUIT BOARD LAY

2、OUT . 5 PARTSLIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17 COMPLETE CIRCUIT DIAGRAM WIRING NIPPON GAKKI CO., LTD. HAMAMATSU,.JAPAN 2.2K O Prnted n Japan.3.83. RadioFans.CN 收音机爱 好者资料库 1 .REAR PANEL ! Japan Model I European Model Continuous RMS Output Power STEREO 8S2(20Hz to 20kHz

3、.THD 0.003%) . 500W + 500W 4n(20Hz to 20kHz,THD 0.01%) . . 750W+750W BTL(MON0) 8 n ( 2 0 z to 20kHz.THD 0.01%) . . . . . . 1500W Power Bandwidth 250W18S2, THD 0.1% . . . . . . . . . . . . . . 10Hz to 100kHz Input Sensitivityjlmpedance 5 0 0 / 8 n . . . . . . . . . . . . . . . . . . . . . . . . 1.73/

4、25ka Frequency Respoqse 8n, 1W . . . . . . . . . . . . . . . . . . . 10Hz to 100kHz 2 dB Subsonic Filter . . . . . . . . . . . . . . . . . . fc=7Hz, -12dBloct Signal-to-Noise Ratio (IHF A, RL=S) . . . . . . . . . . . 122dB Total Harmonic Distortion (STEREO) 20Hz to 20kHz, 250W1852 . . . . . . . . .

5、. . 0.003% less than USA Model Primary Fuse . . . . . . . . . . . . . . 15A, 250V x 2(USA model) T6.3A, 250V x 2(European model) 15A, 125V x 2(Japan model) Power Supply . . . . . . . . . . . . . . . . . AC 120V(USA model) AC 220/240V(European model) AC 100V(Japan model) Power Consumption (EIAJ) . .

6、. . . . . . . 1000W(Dual channel) Dimensions (W x H x D) . . . . . . . . . . . . 482 x 289 x 482 mm 19 x 11-318 x 19 inch Weight . . . . . . . . . . . . . . . . . . . . . . . . . 61 kg( 134.2 Ibs) Specifications subject to change without notice. RadioFans.CN 收音机爱 好者资料库 I . .y7fi/- R b ?xm?#fiTi$rb,

7、k- + 9 3 (1) 7 ) %Ibfb, ./f7-9- I . U)2#hqiETTo - s Y ) L = . Y b t.if ldf .tfC;Y9- 5 t ) l . 1 = bVtZfh2.t. .m+i 3 = Idling current adjustment j-s-,-ga% Meter sensitivity adjustment t x i t i . f 2 Test Point TPV(+)-E TPV(-)-E TPE(+)-TPO TPE(-)-TPO - To be performed 1 2 s Equipment 79 9 Jb * lb I .

8、 3-7- Digital Voltmeter 2l)*bt. 3-7- Milli- voltmeter El ; *Cdl, VR frzL7lfLi= HLTi=jBiit *2 .PRINTED CIRCUIT BOARD LAYOUT Meter Meter Lamp. 1 .PRINTED CIRCUIT BOARD LAYOUT Buffer Drive Output Relay Power Input TR307, TR320.T TR324.TR326 2SA970(OR. BLI - SP TERMINAL o, R Channel Contracted R Channel

9、 Contracted U R Channel Contracted R Channel Contracted r- - G Model only I I I I A B C D WIRING G MODEL POWER .CONTENTS EXPLODED VIEW (ALL OVER) . . . . . . . . . . . . . . . . . 1 PARTS LlST (ALL OVER) . . . . . . . . . . . . . . . . . . . . . 2 EXPLODED VlEW (FRONT PANEL UNIT) . . . . . . . . . .

10、 3 PARTS LlST (FRONT PANEL UNIT) . . . . . . . . . . . . . . 4 EXPLODED VlEW (MAIN CHASSIS UNIT) . . . . . . . . . . 5 PARTS LlST (M;IN CHASSIS UNIT) . . . . . . . . . . . . . . 6 EXPLODED VlEW (POWER UNIT). . . . . . . . . . . . . . . . 7 PARTS LlST (POWER UNIT). . . . . . . . . . . . . . . . . . .

11、 . 8 EXPLODED VlEW (TERMINAL UNITIOUTPUT CIRCUIT BOARD UNITISIDE STAY ASSY) . . . . . . . . . . . . . . 9 PARTS LlST (TERMINAL UNITIOUTPUT CIRCUIT BOARD UNITISIDE STAY ASSY) . . . . . . . . . . . . . 10 EXPLODED VlEW (SUB TRANSFORMER ASSYI ELECTROLYTIC CAPACITOR UNIT) . . . . . . . . . . . 11 PARTS

12、LlST (SUB TRANSFORMER ASS1Y/ ELECTROLYTIC CAPACITOR UNIT) . . . . . . . . . . . 12 PARTS LlST (CIRCUIT BOARD) . . . . . . . . . . . . . . . . 13 PARTS L slNcE la- YAM AHA NIPPON GAKKl CO . LTO HAMAMATSU, JAPAN ST .EXPLODED VIEW (All over) W PARTS LIST (All over) % I I I I I : New Parts (%A?,) 2 I -

13、. , .EXPLODED VIEW (Front panel unit) I .PARTS UST (Front panel unit) % : New Parts (%fil.cb) 4 .EXPLODED VIEW (Main chassis unit) .PARTS LIST (Main chassis unit) F : I part NO. I Description 3 fBaa % I I - 1 . # 3 j j I Main Chassis Unit %4P+-Px=*y b I 1 NAi81 j09: 80 Meter C.Board . # 9008 %-9-9-i

14、- 160 2 NAi81 i06i 50 Drive C.Board # 9006 P94 ?.i- i- 101M 390 3 NAi81 i06i 60 Buffer C.Board # 9007 /i*y77/- i- , 330 4 N A I i07i00 Sub Power Supply C.Board #9011 Y7.PB.i- E rJ 240 8 . A i 8 1 i 0 7 1 0 II #go14 I) U r . NAi81i07i20 II # 901 5 G 5. Bi82i71i10 Cordstopper SR-8P-2 r - i 8 1 i l l i

15、 7 0 t SR-6P-4 1 1 . cB;82;5700 t SR-5P-4 6. I GA; 65; 72; 001 Power Transformer IGA;65;73;001 I 7 Bi00i12i70 Fuse 15A 125V tx-sC J 01 0 r K B O O 13i80 11 UL Tme Lug 15A 250V I! 9 4 7 3 U 1 1 . / 0 0 ; 0 7 i 7 0 11 R T6.3A 250V 11 94ASv G 8 LA i00i 43: 60 4P Termnal SBBI 01 -4P 4PS%?* 060 9 LB i20i

16、 13; 40 Fuse Holder 1 PFH kl-;CihL- J,u 020 1 1 - Li20i14i70 II 1 PFH-M I, G J 0 M G O O 14: 80 Power Cord (Black) 15A125V2rn P;m2-i-(%) J 150 , xmo; I, , U M G O O 1 1 i 30 I, 10/16A 250V G 1 1 AAi82i46i 80 Man Frame %47k-A 101M 140 12 AAi82i46; 90 Trans Folder i- S X*lcg- I 120 13 AAi82i47; 00 Fro

17、nt Frame 7ab7k-A I 130 14 AAi82i47; 10 Rear Frame 1)77P-.L ,I 110 15 AAi82i47; 20 Terrniral Mouht Metal 9 - : tlcRO+53 301 Rack Mount Metal l 7 r 3 7 3 b 82;53; 701 Cord Stooer Metal I 3 - E.x E y/P-34:00; 661 I, I M4X6 Be I 1 010 23 Ei i34i00i 86 Bind Head Tapping Screw 4 x 8 Be /id 2 1:9 . : , 2 ;

18、 r . p 010 24 EB i34i01 ; 26 Flat Head Screw M4X12 Be p;r. . y 010 25 1 ED i 33; 00: 861 Bind Head Screw I M 3 x 8 Be 1 Plj%P I I I 1 010 26 1 Ei i03j02j061 Bind Head Tapping Screw 1 3 x 2 0 Ye /i.f 2 9 .y E9+*. 010 27 1 EV : 20; 30: 361 Plain Washer I M3 Be I q f L I 861 Bind Head Tapping Screw 1 3

19、 x 8 B O /id 1.9 fY3p 010 29 1 EV i41 i 30; 461 Toothed Lock Washer I M4 B O I hl%t. 1 010 31 1;82;71:001 Cord Bush I SB750-10 1 3- b-7.*791 I I 1 0 1 I 1 020 32 1 B j 8 2 i 71; 901 Dumper Rubber A I 9/P-3A A I! 1 020 33. 1 : 0 9 : 2 8 : 0 0 1 Bush I M3 1 7 9 .?7*791 1 010 34 cBi09i28; 20 Collar H-7

20、.5 7 2 9 . 9 9 7 - 01 0 , , , , 8 8 8 m m 8 m m 8 , , , , , , W : New Parts (%St%) 6 1 .EXPLODED VIEW (Power unit) 4 PARTS LIST (Power unit) I part NO. I Description 3 . % I i I I - I , , . , 8 . , , 3 4 . 5 6. 1 9. 1 EV i20 /02 i 661 Plain Washer 1 2 . 6 ye I P E E 001 Transistor Mount Plate 1 h79X

21、9-20 17-i/- 1 b 7 9 X 9 - t 030 1 00 010 1 010 MicaBase Transistor , , 2% 26 27 , , # 11 AAi82i52i70 II G 30 BA i80j73j 90 Radiator 101M 220 0.033,uF 100V(J) 4.72 2 15CG15 Earth Lug Socket for Transistor Housing 28 29 R 3 2 1 EB i34i02i061 Flat Head Screw , , , , 4, , 0 101M AC201 2SA1117(O,Y) 2SC26

22、08(0,Y) EV i30i00i36 ED i33i01 i06 E i 3 3 i 0 1 i66 X : New Parts (%. 01 0 01 0 01 0 / i.9.ye9 1 ) J/(%.IbA I J U 01 0 090 .EXPLODED VIEW (Terminal unit/Output c.board unit/Side stay Assy) W PARTS LIST (Terminal unit/Output c.board unit/Side stay Assy) I E e 1 part NO. I Description I 27; 80 Cement

23、 Resistor 25P 4.78 -t?# 7 b%E J, u 030 r : 0 0 : 2 7 : 9 0 II 25P 108 ,I G 3 KC:OO: 14: 20 Relay JC-la 15A 250V 1) I/- 060 4 LA: 00: 43: 50 6P Terminal SBBIO1-6P 6PiE1S4 070 5 AA 82:47/ 60 Sub Trans. Frame (L) Y7.b7X71/-4 (L) 090 E A/$82:47/70 II (R) I, (R) 090 6 AA: 82: 52:40 Holder for Terminal +#

24、 30; 36 Plain Washer M3 Be WE 86 Bind Head Tapping Screw 3x8 Be / F9*yf9$9 010 9 Ei;33;01;06 , , 3x10 Be , , 010 10 Ei/33:00;66 3x6 B O I, 010 1 4 ED: 34; 00; 66 Bind Head Screw M4x6 Be 00j44: 30 Contact Pin 00 IT-08CS 393i-C 010 L B 30: 07i 20 Houseing H3P-SHF /399 010 I LA 00i 44i 201 Terminal I f

25、 f $ i % l ; f E i f % S 010 , , , , , , I I I I I I f 20. BA: 80: 74: 20 Capac Holder 6 9 3 *JL9+- PC 2 0 0 2 100 f 21 BB:06:85/40 Lug Terminal 7 9151 101M 020 % 2 2 BB/ 80: 19/00 Center Busber + 9 - ) f / t - 101M 050 % 1 231 BB: 80: 69: 101 +B Busber I I I I 32 NA 81 :07:00 Sub Power Supply C.B.

26、#9011 Y7.2$.9- k 101M J 240 11, 8 1 0 7 i 1 0 , #go14 U 1 NA/81j07/20 , #go15 II G I : New Parts (%aa) 3 3 34 35 C B O : 28i00 C B O ; 28i20 . E i j 03i02; 06 Bush Collar Bind Head Tapping Screw M 3 H-7.5 M3X20 Ye 7 9 + 7 * 9 1 7 2 9 f 917- / s f 9 l.9.yf9;lrp 010 010 010 .PARTS LIST (Circuit board)

27、 I Ref No, Part No. Descripton (3 a 53) I HL :71 j46 j801 Metal Oxde Film Resstor - I 6 8 n 1 P 1 !BOOO R621,622 R641,642 D601-606 , D609,610 500 FC j38 i43 j30 FF i09 i22 j20 m rn I. F F i 0 9 j 3 1 j 2 0 FF i09 i32i20 FF i09 133 i30 0 1 0 0 1 0 0 1 0 FU :35 i08 i00 FU i35 i1 1 O O L J i 3 5 i l l

28、i 3 0 0 2 0 021 01 0 0 1 0 0 2 0 0 1 0 6 0 60 6 0 Polystyrene Capacitor , 100 100 6 0 6 0 100 6 0 Mica Capacitor 0.033pF QPIOOV(J) 220PF ENQ(J) 1200PF ENQ(J) 2200PF ENQ(J) 3300PF ENQ(J) 8PF FE500V(J) 1 OPF FE500V(J) 13PF FE500V(J) X? 3 %I 1 ) - E 7 4 fi 3 2 C315,316 C333 C319,320,329 C311,312,330 C3

29、03,304,339 C323,324 C307.313.314 C355,356 337 338 340 327, 0 2 0 0 2 0 0 2 0 0 2 0 0 2 0 100 100 100 100 100 0 1 0 o1 011 6 0 60 6 0 3% 3% 3% 3% 3% % 3% 1 I 3% : New Parts (RSaPa) 14 part NO. 0 7 7 2 70 IHUj27!54!301 II 1 430n SHR Descrpton (83 E A %) Metal Flm Resstor I 27Kn RE35 I , ( n Bush Mica

30、Base 9 3 021 aQl%m 100 AC249 3P .-x 3*S 010 01 0 60 60 I 3fi 3fi % I 3fi I I I I I : New Parts (ass) 16 I I I I I I I I I I # , _ % I N A .81071701 duhut e l a y r c u i t Board I I &fil) b-p- 1: $200 1 lQ.000 I I I yg W W W % % LB 192 j20i30 ,a , , m, 0 m 0 8,) m 4, m, m 4, , 0, , Frcton Lockwater Assy /-I L326Y.70 3. CB i09128j00 , , , CB i09128i20 mm, 88, mm, ,a , , , m, , mm, mm, 88, ,. 5277-03A One Touch Bush One Touch Color 7 1 J 9 4 3 2 U 3 3 r 7 7 - - A s + y B S , r + M 3 h=10 030 200 7 2 9 ,y + 7 .y . p 7 2 i f 799- 010 010 60 60