Yamaha NS-P270 Service Manual Download

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NS-P270/NS-P276

ACCESSORIES

* 201

AAX76200 SUBWOOFER CABLE

1P 3m 1pc

378100

* 202

AAX76210 SPEAKER CABLE ASS'Y

4m 3pcs/set

425687

* 203

AAX75500 SPEAKER CABLE ASS'Y

10m 2pcs/set

425691

(NS-P270)

* 204

AAX76220 SPEAKER CABLE ASS'Y

10m 3pcs/set

426835

(NS-P276)

205

V5982400 NONSKID PAD

M25 t2 4pcs/set

353628

206

AAX20410 NONSKID PAD

7x7x1 8pcs/set

333656

208

AAX21240 FASTENER

51.5x39x3.5 1pair

335212

* 1

AAX76160 CABINET ASS'Y

433255

* 1

AAX76150 CABINET ASS'Y

433254

X4329B00 DRIVER WOOFER

16cm 6

411823

* 3

AAX76280 FRONT GRILLE ASS'Y

434713

* 3

AAX76270 FRONT GRILLE ASS'Y

434712

* 6

AAX76120 P.C.B. ASS'Y

MAIN

435321

* 6

AAX76130 P.C.B. ASS'Y

MAIN

435322

RTL

AAX76640 P.C.B. ASS'Y

MAIN

438372

* 6

AAX76140 P.C.B. ASS'Y

MAIN

435323

* 6

AAX76630 P.C.B. ASS'Y

MAIN

438371

* 7

AAX76360 POWER TRANSFORMER

434085

* 7

AAX76370 POWER TRANSFORMER

434086

RTKL

* 7

AAX76380 POWER TRANSFORMER

434087

* 7

AAX76390 POWER TRANSFORMER

434088

V8366300 POWER CABLE

353587

AAX72890 POWER CABLE

414127

* 8

AAX59000 POWER CABLE

356321

* 8

AAX72900 POWER CABLE

425655

AAX72870 POWER CABLE

393807

AAX72860 POWER CABLE

389588

V8366400 POWER CABLE

355106

CB072750 CORD STOPPER

SR-4N-4

078569

AAX31050 COVER

352528

* 11

AAX76290 REAR PANEL

435577

* 11

AAX76300 REAR PANEL

435578

RTKL

* 11

AAX76310 REAR PANEL

435579

* 11

AAX76320 REAR PANEL

435580

AAX51750 MOLD COVER

331822

AAX51530 CUSHION

18x90

363196

AAX51520 CUSHION

3x120

331840

AAX51510 CUSHION

3x50

078825

AAX31970 BUSH

331850

AAX31980 CUSHION

170x10x2

356049

AAX31990 CUSHION

335x10x2

356050

AAX13660 CUSHION SWITCH

084851

RTKL

AAX72730 BIND HEAD TAPPING SCREW

4x20 MFZN2BL

405824

AAX72680 BIND HEAD B-TIGHT SCREW

3x8 MFZN2BL

414198

EP600140 BIND HEAD B-TIGHT SCREW

3x10 MFZN2BL

410798

AAX72670 BIND HEAD B-TIGHT SCREW

4x8 MFZN2BL

414197

AAX72720 BIND HEAD P-TIGHT SCREW

3x12 MFZN2BL

417372

AAX51590 SEMS BIND HEAD B-TIGHT SCREW 3x16 MFZN2Y

353187

* 27

AAX76170 CUSHION

8x60

359807

AAX31130 CUSHION

5x55

335431

AAX13600 VOLUME KNOB

044179

AAX31020 BUTTON POWER

352529

* 101

AAX76190 SATELLITE SPEAKER UNIT

NX-E270 BL

435025

* 101

AAX76180 SATELLITE SPEAKER UNIT

NX-E270 SI

435024

* 102

AAX76260 CENTER SPEAKER UNIT

NX-C270 BL

435023

* 102

AAX76250 CENTER SPEAKER UNIT

NX-C270 SI

435022

New Parts

●

REPLACEMENT PARTS LIST

Ref.
No.

Part No.

Description

Remarks

Markets

Ref.
No.

Part No.

Description

Remarks

Markets

New Parts

Summary of Contents for NS-P270

Page 1: ...and service departments of YAMAHA are continually striving to improve YAMAHA products Modifications are therefore inevitable and specifications are subject to change without notice or obligation to retrofit Should any discrepancy appear to exist please contact the distributor s Service Division WARNING Static discharges can destroy expensive components Discharge any static electricity your body ma...

Page 2: ...OTICE The solder used in the production of this product contains LEAD In addition other electrical electronic and or plastic where applicable components may also contain 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 Y...

Page 3: ...76 3 NS P270 NS P276 SW P270 U C models SW P270 T model SW P270 R model SW P270 A model SW P270 B G models SW P270 K model REAR PANELS POWER INDICATOR POWER INDICATOR POWER INDICATOR POWER INDICATOR POWER INDICATOR POWER INDICATOR ...

Page 4: ...05 mm x 151 mm x 113 mm 4 1 8 x 5 15 16 x 4 7 16 Weight 0 8 kg 1 lbs 12 oz Finish Black color U C R A B G L models Silver color U C R T K A B G L models Appropriate Speaker Stand SPS 80S NX C270 Type Full range acoustic suspension Magnetic shielding type Driver 5 cm 2 cone x 2 Frequency Response 130 Hz to 20 kHz Impedance 6 ohms Nominal Input 30 W Maximum Input 100 W Sensitivity 85 dB 2 83 V m Inp...

Page 5: ...ht 8 5 kg 18 lbs 12 oz Finish Black color U C R A B G L models Silver color U C R T K A B G L models Accessories NS P270 Subwoofer cable 3m x 1 Nonskid pad x 4 for SW P270 Speaker cable 10 m x 2 Speaker cable 4 m x 3 Nonskid pad x 16 for NX E270 Fastener x 2 for NX C270 NS P276 Subwoofer cable 3m x 1 Nonskid pad x 4 for SW P270 Speaker cable 10 m x 3 Speaker cable 4 m x 3 Nonskid pad x 24 for NX E...

Page 6: ...NS P270 NS P276 6 NS P270 NS P276 SW P270 200 7 7 8 370 14 9 16 335 13 3 16 365 14 3 8 Unit mm inch SW P270 INTERNAL VIEW 2 1 4 3 q MAIN 2 P C B w MAIN 1 P C B e MAIN 3 P C B r POWER TRANSFORMER ...

Page 7: ...hen installing the Front Grille Ass y apply quick drying bond to the dowels and then fit them into dowel holes for secure installation The Front Grille Ass y will come off easily if its dowels are fitted into dowel holes only 2 Removal of Rear Panel Ass y Remove 14 screws 1 Fig 2 Arrow marks are printed to identify the screws to be removed When assembling the Rear Panel Ass y check to ensure that ...

Page 8: ...7A VR1 VOLUME L P F 6dB oct H P F 12dB oct L P F 12dB oct 6 5 7 5 7 IC7B IC4 Q10 11 12 13 A N I C LIMITER RY1 3 1 2 IC2 Q9 D14 15 16 Q3 4 5 8 D9 10 11 12 1 10 B B 9 8 0 1 PROTECTION 12 B B 12 REGULATOR POWER SUPPLY D3 Q1 D6 Q2 D7 F2 POWER SW2 DRIVER INPUT POWER AMP ...

Page 9: ...T BOARD P C B MAIN 2 P C B MAIN 1 P C B MAIN 3 POWER CABLE POWER DRIVER WH BE INPUT VOLUME POWER INDICATOR WH BE R T K L models R T K L models 3 1 6 7 8 2 4 5 1 8 2 U C A B G models 1 4 BR BL 110 120V 220 240V WH SW1 RE GR 2 5 3 6 Circoic No U C R T K A B G L F1 SW1 C50 ...

Page 10: ...0 INPUT MAIN 2 MAIN 3 POWER U C A B G models R T K L models MAIN 1 DRIVER VOLUME POWER INDICATOR IC4 STK404 050 Power Amp 1 1 2 3 4 5 6 7 8 9 10 R1 R4 R5 C1 C2 D1 TR3 TR5 R3 R6 TR4 SUB R2 TR1 TR2 TR6 TR7 TR8 IC1 2 7 KIA4558P Dual OP Amp OUT1 IN1 VCC VCC OUT2 1 2 3 4 5 IN1 IN2 IN2 6 7 8 SW P270 SCHEMATIC DIAGRAM All voltages are measured with a 10MΩ V DC electronic volt meter Components having spec...

Page 11: ... L DTCT LIGHT DETECTING MODULE L EMIT LIGHT EMITTING MODULE LED DSPLY LED DISPLAY LED INFRD LED INFRARED MODUL RF MODULATOR RF PHOT CPL PHOTO COUPLER PHOT INTR PHOTO INTERRUPTER PHOT RFLCT PHOTO REFLECTOR PIN TEST PIN TEST POINT PLST RIVET PLASTIC RIVET R ARRAY RESISTOR ARRAY R CAR CARBON RESISTOR R CAR CHP CHIP RESISTOR R CAR FP FLAME PROOF CARBON RESISTOR R FUS FUSABLE RESISTOR R MTL CHP CHIP ME...

Page 12: ...0 C MYLAR 0 82uF 50V J 352307 C20 21 UR867220 C EL 22uF 50V 356201 C22 UR838100 C EL 100uF 16V 353103 C24 UR838100 C EL 100uF 16V 353103 C25 AAX76110 C EL BP 22uF 16V 066625 C26 27 UR837470 C EL 47uF 16V 338563 C28 UA655470 C MYLAR 0 47uF 50V J 352302 C29 AAX09530 C CE 100pF 50V 065382 UCRTAL C29 AAX76230 C CE 470pF 50V 065425 KBG C30 UA654100 C MYLAR 0 01uF 50V 352288 C31 AAX42490 C POL 2200pF 50...

Page 13: ...4W 044149 R19 AAX76420 R MTL OXD 330Ω 2W 358070 R33 VH005800 R MTL FLM 2 7KΩ 1 4W 068203 R35 AAX11860 R CAR FP 100Ω 1 4W 044153 R37 AAX11880 R CAR FP 1KΩ 1 4W 044454 R40 VP441400 R MTL FLM 10KΩ 1 4W 068279 R41 AAX09780 R MTL FLM 20KΩ 1 4W 068187 R42 VP441400 R MTL FLM 10KΩ 1 4W 068279 R43 VH009600 R MTL FLM 100KΩ 1 4W 068149 R46 AAX11860 R CAR FP 100Ω 1 4W 044153 R47 VP441400 R MTL FLM 10KΩ 1 4W 0...

Page 14: ...21 1 3 17 17 32 12 15 15 30 7 26 18 11 9 23 24 21 22 25 22 8 18 19 19 6 13 14 14 2 1 6 2 6 10 25 3 10 m x 3 204 NS P276 NX E270 and NX C270 requires replacement as a unit Individual replacement parts will not be supplied 28 28 27 27 10 m x 2 203 NS P270 4 m x 3 202 23 6 20 R T K L models SW 1 1 ...

Page 15: ...72860 POWER CABLE 2m 389588 B Z 8 V8366400 POWER CABLE 2m 355106 GL 9 CB072750 CORD STOPPER SR 4N 4 078569 10 AAX31050 COVER 352528 11 AAX76290 REAR PANEL 435577 UC 11 AAX76300 REAR PANEL 435578 RTKL 11 AAX76310 REAR PANEL 435579 A 11 AAX76320 REAR PANEL 435580 BG 12 AAX51750 MOLD COVER 331822 13 AAX51530 CUSHION 18x90 363196 14 AAX51520 CUSHION 3x120 331840 15 AAX51510 CUSHION 3x50 078825 17 AAX3...

Page 16: ...NS P270 NS P276 16 NS P270 NS P276 MEMO ...

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