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YST-MS50

(M)

YST-MS50

(M)

12

P.C.B. MAIN

Schm
Ref.

PART NO.

Description

Remarks

New Parts

*

Schm
Ref.

PART NO.

Description

Remarks

New Parts

*

*

AAX31030

P.C.B.

MAIN       (UC) 353086

*

AAX31040

P.C.B.

MAIN      (ABG) 353090

CB1

VB858700

CN.BS.PIN

8P

CB4

VD004600

CN.BS.PIN

3P

CB5

VP206500

HOLDER.FUS

EYF‑52BC

CB6

VP206500

HOLDER.FUS

EYF‑52BC

C1

VJ836900

C.EL

10uF      16V

C2

VV020100

C.EL

220uF     10V

C3

FG211470

C.CE

47pF      50V

C4

VJ836900

C.EL

10uF      16V

C5

VV020100

C.EL

220uF     10V

C6

FG211470

C.CE

47pF      50V

C7

VJ836900

C.EL

10uF      16V

C8

VJ836900

C.EL

10uF      16V

Z

C9

VS741700

C.CE.SAFTY

0.01uF    275V

C10

VF964800

C.EL

100uF     16V

C11

UA654330

C.MYLAR

0.033uF   50V

C12

UA654330

C.MYLAR

0.033uF   50V

C13

VJ836900

C.EL

10uF      16V

C14

UA654330

C.MYLAR

0.033uF   50V

C15

UA654330

C.MYLAR

0.033uF   50V

C16

VJ836900

C.EL

10uF      16V

C17

UR759470

C.EL

4700uF    35V

C18

UR857470

C.EL

47uF      35V

C19

UR759470

C.EL

4700uF    35V

C20

UR857470

C.EL

47uF      35V

C21

FG212470

C.CE

470pF     50V

C22

FG212470

C.CE

470pF     50V

C23

UA655100

C.MYLAR

0.1uF     50V

C24

VJ836900

C.EL

10uF      16V

C25

UR866220

C.EL

2.2uF     50V

C26

UR867100

C.EL

10uF      50V

C27

UR866220

C.EL

2.2uF     50V

C28

VJ836900

C.EL

10uF      16V

C29

UR867100

C.EL

10uF      50V

C30

UA655100

C.MYLAR

0.1uF     50V

C31

UM397330

C.EL

33uF      16V

C32

UA655150

C.MYLAR

0.15uF    50V

C33

UA655390

C.MYLAR

0.39uF    50V

C34

UJ668100

C.EL

100uF     50V

C35

UJ668100

C.EL

100uF     50V

C36

UM397330

C.EL

33uF      16V

C37

FG211150

C.CE

15pF      50V

C38

FG211150

C.CE

15pF      50V

C39

UA655100

C.MYLAR

0.1uF     50V

C40

VJ837200

C.EL

47uF      16V

C41

VJ837200

C.EL

47uF      16V

C42

UM397330

C.EL

33uF      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

C56

UA655100

C.MYLAR

0.1uF     50V

C57

UA655100

C.MYLAR

0.1uF     50V

C58

UA655470

C.MYLAR

0.47uF    50V

C59

UA655100

C.MYLAR

0.1uF     50V

C60

VJ836900

C.EL

10uF      16V

C61

VJ836900

C.EL

10uF      16V

D1

VY660300

LED(gr)

SLP‑277B‑51

Z

D2

VC971500

DIODE.BRG

RBV‑402  4.0A 200V 069612

D3

iF004600

DIODE

1SS133

D4

iF004600

DIODE

1SS133

D5

iF004600

DIODE

1SS133

D6

iF004600

DIODE

1SS133

D7

iF004600

DIODE

1SS133

D8

iF004600

DIODE

1SS133

Z

F1

KB000660

FUSE

400mA 250V(ABG)

Z

F1

VT951300

FUSE

2A    250V (UC)

IC1

XN324A00

IC

NJM4558DV

IC2

XN324A00

IC

NJM4558DV

IC3

XP844A00

IC

NJM4556AL

IC4

XJ602A00

IC

NJM78M12FA

IC5

XD343A00

IC

NJM79M12FA

Z

IC6

XV809A00

IC

STK408‑040E 25W

IC7

XN324A00

IC

NJM4558DV

JK1

V3666400

JACK.MNI

HTJ‑035‑27A

JK2

V3317500

JACK.DIN

8P

JK3

V3317400

JACK.MNI

1P

JK4

V3317400

JACK.MNI

1P

JK5

VV881000

CN.DIN

8P CMS5008‑0101

PJ1

V3407500

JACK.PIN

1P

PJ2

VU581900

JACK.PIN

1P

Q1

iC287820

TR

2SC2878 A,B

Q2

iC287820

TR

2SC2878 A,B

Q3

iA101590

TR

2SA1015 O,Y

Q4

iC1815M0

TR

2SC1815 Y,GR

Q5

iA101590

TR

2SA1015 O,Y

Q6

iC1815M0

TR

2SC1815 Y,GR

Q7

iA101590

TR

2SA1015 O,Y

Q8

V3028000

FET

2SK304 E

Z

R37

HV455100

R.CAR.FP

100Ω     1/4W

Z

R38

HV455100

R.CAR.FP

100Ω     1/4W

R39

HV453470

R.CAR.FP

4.7Ω     1/4W

R46

HV453470

R.CAR.FP

4.7Ω     1/4W

R55

HV456100

R.CAR.FP

1KΩ      1/4W

R57

HV454820

R.CAR.FP

82Ω      1/4W

R58

HV453470

R.CAR.FP

4.7Ω     1/4W

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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