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YST-MS50

(M)

YST-MS50

(M)

 TO SERVICE PERSONNEL

1. Critical Components Information

Components having special characteristics are marked 

Z

and must be replaced with parts having specifications equal
to those originally installed.

2. Leakage Current Measurement (For 120V Models Only)

When service has been completed, it is imperative to verify
that all exposed conductive surfaces are properly insulated
from supply circuits.

Meter impedance should be equivalent to 1500 ohm shunted
by 0.15

µ

F.

AC LEAKAGE
TESTER OR
EQUIVALENT

EQUIPMENT
UNDER TEST

INSULATING
TABLE

WALL
OUTLET

WARNING: CHEMICAL CONTENT NOTICE!

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 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 vapor!

If you come in contact with solder or components located inside the enclosure of this product, wash your hands
before handling food.

1

 FRONT AND REAR PANELS

Leakage current must not exceed 0.5mA.

Be sure to test for leakage with the AC plug in both
polarities.

▼ 

Satellite Speakers Front Panel

▼ 

Satellite Speakers Rear Panel

Lch

Rch

Lch

Rch

“CAUTION”

“F1 : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 2.0A, 250V FUSE.”

CAUTION

F1 : REPLACE WITH SAME TYPE 2.0A, 250V FUSE.

ATTENTION

F1 : UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 2.0A, 250V.

A

      

V

Содержание YSTMS50B

Страница 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...

Страница 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 ...

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

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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...

Страница 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...

Страница 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 ...

Страница 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 ...

Страница 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...

Страница 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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