Yamaha YST-MS50 Service Manual Download

Page: 14 / 15

Ref.
No.

PART NO.

Description

Remarks

Markets

New Parts

YST-MS50

(M)

YST-MS50

(M)

■

MECHANICAL PARTS

* 1

AAX31070 CABINET ASS'Y

353458

* 1

AAX31060 CABINET ASS'Y

353457

* 2

X2009A00 DRIVER, WOOFER

16cm JA1687

353214

* 5‑1

AAX31030 P.C.B. ASS'Y

MAIN

353086

* 5‑1

AAX31040 P.C.B. ASS'Y

MAIN

353090

ABG

* 5‑5

X2113A00 POWER TRANSFORMER

353131

* 5‑5

X2114A00 POWER TRANSFORMER

353132

* 5‑5

X2115A00 POWER TRANSFORMER

353133

* 5‑6

V8366300 POWER CORD

353587

* 5‑6

V8366500 POWER CORD

355104

* 5‑6

V8366600 POWER CORD

355105

* 5‑6

V8366400 POWER CORD

355106

5‑7

CB072750 CORD STOPPER

SR‑4N‑4

078569

5‑8

CB069250 BINDING TIE

BK‑1

080558

* 5‑11

AAX31170 REAR PANEL

353582

* 5‑11

AAX31180 REAR PANEL

353583

* 5‑11

AAX31190 REAR PANEL

353584

* 5‑12

AAX31050 COVER

352528

* 5‑14

AAX31020 BUTTON POWER

352529

5‑15

V2583100 PACKING, A

044414

5‑16

V2583200 PACKING, B

044415

* 5‑17

AAX31130 PACKING, MOLD

5x55

335431

5‑20

VZ655300 BUSH

084849

5‑31

EN335030 BIND HEAD BONDING TAP. SCREW 3x10 MFC2BL

075321

5‑32

EX601360 BIND HEAD P‑TITE SCREW

3x10 MFC2BL

5‑33

ED330086 BIND HEAD SCREW

3x8 MFC2BL

075573

5‑34

EK396010 BIND HEAD S‑TITE SCREW

4x8 MFC2BL

075180

6‑1

V3370900 FRONT PANEL

049622

6‑1

V3371000 FRONT PANEL

049623

6‑2

V3374600 PORT

050337

* 6‑3

AAX31150 FRONT GRILLE ASS'Y

353371

* 6‑3

AAX31160 FRONT GRILLE ASS'Y

353372

6‑3‑1 V3371600 EMBLEM
6‑4

V3374700 KNOB, VOLUME

049656

6‑4

V3374800 KNOB, VOLUME

049677

6‑6

V2490000 PORT RING

044359

6‑11

EK093030 BIND HEAD P‑TITE SCREW

3x10 MFZN2Y

6‑12

EP600280 BIND HEAD P‑TITE SCREW

3x8 MFZN2Y

018079

VZ655300 BUSH

084849

Ei340206 BIND HEAD TAPPING SCREW

4x20 MFZN2BL

ACCESSORIES

201

VS494400 CABLE, MINI PLUG

1.8m 1pc

040878

202

VT309500 RCA PIN CABLE

1.8m 1pc

019086

203

VZ663800 DIN PLUG CABLE

8P 1.8m 1pc

354879

204

VS104300 NON SKID PAD

8pcs/set

011716

* 301

AAX31080 SATELLITE SPEAKER UNIT

L WH

351937L

* 301

AAX31100 SATELLITE SPEAKER UNIT

L BL

351942L

* 302

AAX31090 SATELLITE SPEAKER UNIT

R WH

351937R

* 302

AAX31110 SATELLITE SPEAKER UNIT

R BL

351942R

Summary of Contents for YST-MS50

Page 1: ...ervice required should be performed by an authorized YAMAHA Retailer or the appointed service representative IMPORTANT The presentation or sale of this manual to any individual or firm does not constitute authorization certification or recognition of any applicable technical capabilities or establish a principle agent relationship of any form The data provided is believed to be accurate and applic...

Page 2: ...ces 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 WHATSOEVER Avoid prolonged unprotected contact between solder and your skin When soldering do not inhale solder fumes or expose eyes to solder flux ...

Page 3: ...YST MS50 M YST MS50 M Subwoofer Front Panel 2 Subwoofer Rear Panel U and C models A model B and G models ...

Page 4: ... U C models AC120V 60 Hz A model AC240V 50 Hz B G models AC230V 50 Hz Dimensions W X H X D Satellite 97 x 159 x 178 mm 3 13 16 x 6 1 4 x 7 Subwoofer 350 x 210 x 321 mm 13 3 4 x 8 1 4 x 12 5 8 Weight Satellite 0 7 kg 1 lbs 9 oz x 2 Subwoofer 8 kg 17 lbs 10 oz Finish White color Black color Accessories 3 5mm stereo mini plug cable 1 8m x 1 RCA pin plug cable 1 8m x 1 8 pin plug cable 1 8m x 1 8 pcs ...

Page 5: ...ailable by the speaker unit L ch or R ch Individual parts of the Satellite Speakers are not available See page 14 and 15 of the PARTS LIST Satellite Speaker L ch q MAIN B P C B Satellite Speaker R ch w MAIN C P C B e MAIN D P C B Lch Rch Subwoofer r MAIN E P C B t MAIN A P C B y SPEAKER UNIT Subwoofer u MAIN F P C B ...

Page 6: ...of the Front Panel Ass y The front panel assy is fixed to the cabinet with dowels at 6 locations As a screwdriver for slotted head screw is used for removal use special care not to cause damage to the Cabinet a Using the screwdriver insert in the gaps between the front panel ass y and cabinet bottom side first push up the front panel ass y b Remove the front panel ass y while taking it out Front p...

Page 7: ...AIN E P C B BASS TO MAIN A MAIN F P C B POWER WH BE TO MAIN A MAIN B P C B TO SUB Wo L 2 2µ SPEAKER MIDRANGE SPEAKER TWEETER BL RE RE PRINTED CIRCUIT BOARD Component side Satellite Speaker L ch Subwoofer Ref No Location D2 B2 D3 F3 D4 F2 D5 E2 D6 E3 D7 E3 D8 E3 Ref No Location IC1 F2 IC2 E3 IC4 C2 IC5 C2 IC6 E2 IC7 E3 Semiconductor Location Ref No Location Q3 F3 Q4 F2 Q5 E2 Q6 F2 Q7 E2 Q8 E2 ...

Page 8: ... PWS TO SUB Wo TO LEFT SPEAKER TO RIGHT SPEAKER OL 1 7 IC3 NJM4556AL OR RSP RSP TWEETER MIDRENGE JK1 HEADPHONE TWEETER MIDRENGE SUBWOOFER SP SP E 12 3 1 G 4 7 6 8 2 5 12 E OL PWS OR RSP RSP JK5 12 12 3 5 12 12 12 12 1 7 H P F 12dB oct H P F 12dB oct 12 12 6dB oct 12 12 12dB oct EQ Amp IC1 2 NJM4558D Mute Power Amp IC6 STK408 040E IC1 IC2 IC2 IC1 IC7 IC7 NJM4558D 12 12 2 7 20 1 18 12 1 6 12 6 12 7 ...

Page 9: ...R AMP LPF HPF PHONE AMP POWER SUPPLY 0 0 0 0 0 0 11 7 0 0 0 11 5 0 0 0 11 4 11 7 11 4 10 4 0 0 0 11 7 0 0 0 11 5 0 0 0 11 5 0 0 0 11 7 0 27 1 0 2 0 2 0 1 0 1 24 3 0 1 0 1 25 6 25 5 0 0 27 1 27 1 27 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 11 7 11 5 1 5 0 0 0 0 0 0 0 0 0 0 0 2 11 5 0 2 0 11 7 11 7 0 27 1 11 5 0 27 1 27 1 AC43 2 27 1 SATELLITE MIDRANGE L ch SATELLITE TWEETER L ch 2 2µ SATELLITE MIDRANGE R ch S...

Page 10: ... 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 METAL FILM RESISTOR R MTL FLM METAL FILM RESI...

Page 11: ...F 16V C43 UA653390 C MYLAR 3900pF 50V C44 UA655180 C MYLAR 0 18uF 50V C45 UA653470 C MYLAR 4700pF 50V C46 VD916400 C EL 2 2uF 50V C47 VD916400 C EL 2 2uF 50V C48 UA654470 C MYLAR 0 047uF 50V C49 UA654470 C MYLAR 0 047uF 50V C50 FG214100 C CE 0 01uF 50V C51 FG214100 C CE 0 01uF 50V C52 UA653100 C MYLAR 1000pF 50V C53 UA653100 C MYLAR 1000pF 50V C54 VJ839100 C EL 1uF 50V C55 VJ839100 C EL 1uF 50V C5...

Page 12: ...w Parts R59 VE869300 R MTL OXD 0 1 2W Z R60 HV453100 R CAR FP 1Ω 1 4W Z R61 HV453100 R CAR FP 1Ω 1 4W SW1 VS066500 SW PUSH SPPH13 W Z SW2 V8377400 SW POWER SY16 52 4 354986 VR1 V2261700 VR A50KΩ VR2 VZ496100 VR A5KΩ BB070700 GND MTL V4097600 HOLDER LED LH 5 14 Ei030086 SCR BND HD 3x8 MFZN2Y Ei330166 SCR BND HD 3x16 MFC2BL ...

Page 13: ...T MS50 M EXPLODED VIEW 14 6 3 6 3 1 E 5 1 8 202 x 1 204 x 1 201 x 1 203 x 1 6 12 6 4 6 6 1 5 6 302 301 5 7 5 33 5 31 5 8 5 20 5 12 5 17 5 17 5 1 5 14 5 31 5 15 5 15 5 16 5 16 5 32 5 34 5 11 6 12 5 5 5 1 6 1 6 2 6 11 2 20 20 A F ...

Page 14: ...1 5 20 VZ655300 BUSH 084849 5 31 EN335030 BIND HEAD BONDING TAP SCREW 3x10 MFC2BL 075321 5 32 EX601360 BIND HEAD P TITE SCREW 3x10 MFC2BL 5 33 ED330086 BIND HEAD SCREW 3x8 MFC2BL 075573 5 34 EK396010 BIND HEAD S TITE SCREW 4x8 MFC2BL 075180 6 1 V3370900 FRONT PANEL WH 049622 6 1 V3371000 FRONT PANEL BL 049623 6 2 V3374600 PORT 050337 6 3 AAX31150 FRONT GRILLE ASS Y WH 353371 6 3 AAX31160 FRONT GRI...

Page 15: ...4100 HF85 4150 HF45 4220 HF85 4270 HF45 4330 HF85 4390 HF45 4470 HF45 4560 HF45 4680 HF45 4750 HF45 4820 HF45 4910 HF45 5100 HF85 5110 HF45 5120 HF45 5150 HF45 5180 HF45 5200 HF45 5220 HF45 5270 HF45 5330 HF45 5390 HF45 5430 HF45 5470 HF45 5510 HF45 5560 HF45 5680 HF45 5820 HF45 5910 HF45 6100 HF45 6120 HF45 6150 HF45 6180 HF85 6200 HF45 6220 HF85 6240 HF45 6270 HF45 6300 HF45 6330 HF85 6360 HF45 ...

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