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SERVICE MANUAL

PA

011553

HAMAMATSU, JAPAN

1.222K-496

Printed in Japan '00.11

CONTENTS

SPECIFICATIONS ···································································· 3
PANEL LAYOUT ······································································· 4
CIRCUIT BOARD LAYOUT ······················································ 5
WIRING····················································································· 6
DIMENTIONS ··········································································· 7
BLOCK DIAGRAM ···································································· 8
DISASSEMBLY PROCEDURE················································· 9
IC BLOCK DIAGRAM ····························································· 11
CIRCUIT BOARDS ································································· 12
INSPECTIONS········································································ 17
PARTS LIST
OVERALL CIRCUIT DIAGRAM

POWER AMPLIFIER

This document is printed on chlorine free (ECF) paper with soy ink.

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Summary of Contents for CP2000

Page 1: ...SPECIFICATIONS 3 PANEL LAYOUT 4 CIRCUIT BOARD LAYOUT 5 WIRING 6 DIMENTIONS 7 BLOCK DIAGRAM 8 DISASSEMBLY PROCEDURE 9 IC BLOCK DIAGRAM 11 CIRCUIT BOARDS 12 INSPECTIONS 17 PARTS LIST OVERALL CIRCUIT DIAGRAM POWER AMPLIFIER This document is printed on chlorine free ECF paper with soy ink ...

Page 2: ...l or firm does not constitute authorization certification 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 indicated on the cover The research engineering and service departments of Yamaha are continually striving to improve Yamaha products Modifications are therefor...

Page 3: ...ower Consumption 1 8 Power Consumption 4 Ω Maximum Power Consumption 4 Ω Dimensions W x H x D Weight AC Power cord length 450 W 450 W 650 W 650 W 1300 W 1000 W 1000 W 2000 W 10 Hz 40 kHz 0 1 0 1 0 dB 0 5 dB 1 dB f 20 Hz 50 kHz 70 dB 1 kHz 70 dB 104 dB 200 4 dB 33 8 dB 30 kΩ balanced 15 kΩ unbalanced POWER switch push on push off LEVEL attenuator 31 position x2 Mode switch STEREO BRIDGE PARALLEL YA...

Page 4: ...ER indicator 3 PROTECTION indicator 4 TEMP indicator 5 Level controls 6 CLIP indicators 7 LEVEL indicators 8 INPUTs 9 Mode switch 10 YAMAHA SPEAKER PROCESSING switch 11 SPEAKERS connectors 12 GND terminal CP2000 4 PANEL LAYOUT Front Panel Rear Panel ...

Page 5: ...N301 CN102 CN105 CN106 CN101 CN103 CN104 CN306 CN617 AC 4 6 IN PA AC 6 6 AC 5 6 AC 1 6 AC 2 6 AC 3 6 Power transformer Front panel Fan AC 4 6 CN615 IN CN303 7P 100mm Connector Assembly Part No MF107100 Location Destination Remarks AC 6 6 CN617 IN CN305 9P 120mm MF109120 70 80 3NC2 V617020 1 1 2 3 U V T H W B A BR WH BL BE BE BR RE BE BR Wire Colors 1 2 3 2 ...

Page 6: ...to Rear panel AC cord AC 4 6 IN PA AC 6 6 AC 5 6 AC 1 6 AC 2 6 AC 3 6 FAN KEC 92573 POWER TRANSFORMER POWER switch 3 CP2000 6 WIRING ...

Page 7: ...DIMENTIONS CP2000 7 88 480 410 416 Unit mm ...

Page 8: ...W302 ON OFF INV CLIP LD604 LD605 LD606 JK601 SP601 JK602 LD608 LD609 LD601 SIGNAL SIGNAL LD603 CLIP LD607 CHANNEL R ATT PARALLEL BRIDGE STEREO Limiter Lch Power Amp Limiter AC 4 6 AC 3 6 5 6 6 6 AC 1 6 AC 2 6 CN615 IC302 7 6 CN303 IN CN302 CN614 B E B 24 E 24 Rch Power Amp Temperature Sensor Heat Sink Protection Circuit CN304 CN616 PROTECTION TEMP PA PA W607 CN105 RY101 W609 CN106 RY102 SPEAKERS C...

Page 9: ...t Board time required about 8 minutes 2 1 Remove the top cover See procedure 1 2 2 Remove the six 6 screws marked 180 the four 4 screws marked 290A and the two 2 hexagonal nuts marked A The IN circuit board can then be removed Fig 2 Fig 3 3 AC3 6 Circuit Board time required about 10 minutes 3 1 Remove the top cover See procedure 1 3 2 Remove the two 2 screws marked 320 The speaker terminal cover c...

Page 10: ... AC6 6 circuit board can then be removed Fig 6 PA Unit 80B 80B 80B 80B 80B 80B Fig 5 Transistor holder L Transistor holder R 40 PA PA 40 Bind Head Screw SP 3 0X8 MFZN2BL EG330290 80B Bind Head Tapping Screw B 3 0X12 MFZN2BL VQ074600 Fig 6 50 Bind Head Screw 4 0X8 MFZN2BL EG340360 60 Bind Head Screw 3 0X8 MFZN2BL VB659000 100 Bind Head Tapping Screw B 3 0X8 MFZN2BL EP600190 60 x 2 D 50 Fan AC 1 6 A...

Page 11: ...ing Input B Non Inverting Input B Inverting Input A 1 A 2 3 4 5 6 7 8 OUT A IN A IN A IN B IN B OUT B V V B CIRCUIT BOARDS CONTENTS AC 1 6 Circuit Board XY969B0 12 AC 2 6 Circuit Board XY969B0 16 AC 3 6 Circuit Board XY969B0 13 AC 4 6 Circuit Board XY969B0 12 AC 5 6 Circuit Board XY969B0 12 AC 6 6 Circuit Board XY969B0 12 IN Circuit Board XY968B0 12 PA Circuit Board XY970B0 14 Note See parts list ...

Page 12: ...AC 2 6 CN601 to AC 2 6 CN603 to AC 2 6 CN602 POWER PROTECTION TEMP LEVEL L LEVEL R CLIP L CLIP R A A to FAN to AC6 6 CN617 to AC 5 6 CN616 to AC 4 6 CN615 to AC 2 6 CN614 CP2000 12 CIRCUIT BOARDS IN 3NA V607200 AC 1 6 4 6 5 6 6 6 3NA V607220 1 2 IN Circuit Board AC 4 6 Circuit Board AC 1 6 Circuit Board AC 5 6 Circuit Board AC 6 6 Circuit Board ...

Page 13: ...G PARALLEL BRIDGE STEREO BRIDGE ON OFF A A to PA CN101 Component side CP2000 13 Component side SPEAKERS BRIDGE 1 2 2 1 CHANNEL L CHANNEL R to PA CN106 to AC 2 6 CN612 to PA CN105 to REAR PANEL IN 3NA V607200 AC 3 6 3NA V607220 1 2 AC 3 6 Circuit Board ...

Page 14: ...CP2000 14 B B CN101 CN102 to IN CN306 to AC 2 6 W604 CN103 CN104 to AC 2 6 W605 to AC 2 6 W606 CN105 CN106 to AC 3 6 W607 to AC 3 6 W609 PA Circuit Board 3NA V60721 1 ...

Page 15: ...CP2000 15 B B Component side 3NA V60721 1 ...

Page 16: ...wer transformer to Power transformer to Power transformer to Power transformer to Power transformer CN611 CN612 W604 W605 W606 to Power transformer to AC 3 6 W608 to PA CN102 to PA CN103 to PA CN104 to IN CN301 to Power transformer U V T H W B A BL CN604 BR BR WH CN605 BE BE BR CN606 CN607 BE RE Wire Colors CP2000 16 AC 2 6 Circuit Board 3NA V607220 2 ...

Page 17: ... 20 kHz 10 B dBu sine waves are input to the input terminal YAMAHA SPEAKER PROCESSING ON Using 1 kHz as a standard for the output voltage with the Yamaha speaker processing off the output voltage shall be within 6 5 1 5 dB when a 70 Hz 10 dBu sine wave is input to the input terminal 1 2 7 Total harmonic distortion ratio characteristics The total harmonic distortion ration shall be THD 1 or less wh...

Page 18: ...e input terminal is grounded by the introduction of the input terminal 25 W 10 W U 0 33 A 0 13 A H 0 20 A 0 08 A 1 2 13 PC limiter and comp Input a 1 kHz 1 5 dBu sine wave to the input terminal and connect 1 Ω 5 as a load to the output terminal Under these conditions a 10 V Vrms 16 V sine wave shall be attained at the output The total harmonic distortion ratio shall be THD 5 or less Also at this t...

Page 19: ...n attained This inspection shall be completed within 30 seconds 2 2 4 Output noise level Measure the noise level at both terminals of the load resistance when the input attenuator has been set to MAX and the input terminal has been grounded by the introduction of a 600 Ω resistance It shall be 60 dBu or less Next set the input attenuator to MIN and measure It shall be 60 dBu or less 3 Process afte...

Page 20: ...J Japanese model M South African model O Chinese model Q South east Asia model T Taiwan model U U S A model V General export model 110 V W General export model 220 V N X General export model Y Export model Notes DESTINATION ABBREVIATIONS The numbers in QTY show quantities for each unit The parts with in PART NO are not available as spare parts The mark in the remarks column indicates that these pa...

Page 21: ... P40 P30 P80 P80 P20 P10 P70 P50 150 PA Unit P60 F60 F90 F80 F110 F100 F100 F120 F20 330 360 390 430 111 112 10 130 350 340 140 210 220 230 270 260 250 240 113 160 180 170 80 100 101 95 97 96 145 102 103 90 20 30 370 380 200 290 410 110f 110e 110a 110d 110b 110c 340 350 CP2000 2 OVERALL ASSEMBLY ...

Page 22: ... 110f 111 112 113 120 130 140 145 150 160 170 180 190 200 210 220 230 240 250 260 270 280 280 280 280 290 300 310 320 330 REF NO V6170900 V6308400 V6171000 V6171100 VZ021200 V2944000 VZ021600 VD280500 VV103100 VB669000 V3225000 VV104600 VP156800 XY980A00 XY981A00 XZ157A00 V6305500 V6305600 EG340190 AAX20810 AAX20820 AAX20830 AAX20840 AAX20850 AAX20860 AAX20870 AAX20880 V6511200 V6511300 V6800300 E...

Page 23: ...40 P50 P60 P70 P80 F10 F20 F50 F60 F70 F80 F90 F100 F110 F120 REF NO VY937100 EG340190 VP156800 VV104600 VY937600 V6172200 EG340190 VA039300 V6170800 VV086500 V6072100 EG330290 V6172500 V6172600 V6172700 VQ074600 V6622900 EG340360 VB659000 MF107100 MF109120 V6186100 EP600190 VU859000 VY938500 PART NO P SERIES 4 0X8 MFZN2BL A4 0X8 MFZN2BL PA 15P AC IN 8P P SERIES PPE T 0 3 4 0X8 MFZN2BL H 7 4 B 5 5...

Page 24: ...8500 V6113500 V6185400 VZ004200 VZ004200 V6113500 V6183300 V6183300 V6185400 V6183300 V6183300 V5482000 V5482000 UR866470 VZ411400 VZ012200 VZ012200 VV314600 VV314600 VU801600 VU801600 V4833600 VU801600 KB001540 VT943200 KB001540 VT943200 VV070300 VV071200 VV070300 VV071200 VZ703700 VV075700 VV276700 VV276700 HF457150 VV276700 VV276700 VZ008800 VV276700 PART NO AC U AC H AC A AC 1 6 AC U 2 6 AC H ...

Page 25: ...C336 REF NO VZ008800 VZ003600 V6186600 V6186600 V6186500 V6186300 V6186200 V6186400 V6185800 V6185500 V6185700 V6186700 VZ005700 VZ005700 LB932030 V3764600 VQ044300 V3765600 VQ044400 LB932020 VV089300 VV089300 VV620800 VV621000 VV620800 VV620800 VV938100 VV621000 VV620800 VV938100 VV621000 VZ956900 VY898100 VI575600 VI575600 V6072000 VZ352800 VZ352800 UR866100 VZ353900 VZ353300 VZ353300 UR867100 U...

Page 26: ...6100 V3764600 V3764000 VQ047100 V3764200 VQ047200 V3765300 VG440800 VD631600 VD631600 VG440300 VU801600 VU801600 VD631600 VG437700 VD631600 VD631600 V3260500 V3260500 XM085A00 XM356A00 XM356A00 XD853A00 XD854A00 VS133800 VS133800 VY898300 VY898300 VZ703700 VP116000 VP116000 V2797600 V2797700 V2797600 V2797700 V2797700 V2797600 V2797700 V2797600 V2797600 VS883300 V2797700 VD678500 VD678500 V2797700...

Page 27: ...00 V2797700 V2797700 VD678500 VD678500 IC1815M0 IC1815M0 VU418400 VU418400 VU418600 VU418600 VU418400 VU418400 IC1815M0 IC1815M0 V2797700 V2797700 IC1815M0 IC1815M0 IA101590 IA101590 VD678700 VU418600 VU418600 VD678500 VD678500 VU418400 VU418400 VD678500 HF458150 HF458150 VZ009900 VZ009900 HF456820 VV065200 HF457220 HF457470 VZ009900 VZ009900 HF455330 HF456560 VZ009900 VZ009900 HF457560 VV065200 H...

Page 28: ...431 R432 435 R436 R437 REF NO VV276700 HF456680 HF456120 HF456120 HF455330 HF455330 HF456100 HF456100 HF457220 HF457220 HF456470 HF455330 HF456220 HF455330 HF456220 HF457560 HF457220 HF457560 HF457220 HF455220 HF456470 HF456470 HF458330 HF458330 HF457100 HF457100 HF455220 HF455220 HF456120 HF456120 HF457220 V4604800 HF457220 V4604800 HF455560 HF455560 HF456120 HF456120 HF455560 HF457100 HF455560 H...

Page 29: ...00 VV060300 VV060300 V4567500 V4567500 VZ004000 VZ004000 VV314600 VV062800 VV062800 V5097700 V5097700 VZ004000 VZ004000 VV314600 VV314600 VZ003800 VZ003800 V3765300 VZ005700 VZ005700 V3764000 V3764000 VD631600 VD631600 VQ469600 VQ469600 VG438900 VG438400 VG438900 VG438400 VQ469600 VQ469600 VU801600 VU801600 V4816400 V4816400 VU801600 VU801600 VN478200 VN771700 VN771700 V6351700 V6351700 VN478200 V...

Page 30: ...R169 172 R173 REF NO VQ547300 VQ547300 V2797600 V2797600 V2797700 V2797700 VR152900 VR152900 VR152800 VR152800 VU418600 VU418400 V4096100 V4096000 V4096000 V6452100 V6452100 VR732800 VR732800 VR732800 VR732800 VZ222300 VZ222300 VZ222300 VZ222300 VR732800 VR732800 VZ222300 VZ222300 VZ222300 VZ222300 HF455100 HF455100 HF456160 HF455200 HF456160 HF455200 HF455180 HF455180 HF457470 HF457470 HF456270 H...

Page 31: ...0 R201 R202 R203 R204 R205 R206 R207 R208 R209 R210 R211 217 R218 R219 R220 R221 R222 225 RY101 RY102 VR101 VR102 T101 T101 T101 REF NO V4833200 VV276700 HF456560 HF456560 V2961000 V2961000 VZ008800 VZ008800 VZ008700 VZ008700 V2961000 V2961000 VZ008600 VZ008600 VV313600 VV313600 VV557800 VZ370200 VZ370200 VV557800 VV313600 VV313600 VZ370200 VZ370200 VV058500 VV058500 VZ009300 V5910300 HF454220 VV3...

Page 32: ...conductive Ceramic Capacitor See parts list for details of circuit board component parts Note Flame Proof Carbon Resistor Metal Oxiole Film Resistor Mylar Capacitor TO SERVICE PERSONNEL Critical Components Information Components having special characteristics are marked and must be replaced with parts having specifications equel to those originally installed KEC 92570 3 FMU 22U V4816400 DIODE STAC...

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