Yamaha YST-SW515 Manuale Utente Scaricare il pdf

IMPORTANT NOTICE

This manual has been provided for the use of authorized YAMAHA

Retailers and their service personnel.

It has been assumed that basic service procedures inherent to the industry,

and more specifically YAMAHA Products, are already known and

understood by the users, and have therefore not been restated.

WARNING: Failure to follow appropriate service and safety

procedures when servicing this product may result in

personal injury, destruction of expensive components,

and failure of the product to perform as specified. For

these reasons, we advise all YAMAHA product owners

that any service 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 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, 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 may have

accumulated by grounding yourself to the ground buss in

the unit (heavy gauge black wires connect to this buss).

IMPORTANT: Turn the unit OFF during disassembly and part

replacement. Recheck all work before you apply power

to the unit.

■ CONTENTS

TO SERVICE PERSONNEL .......................................... 2

SPECIFICATIONS / 参考仕様 ........................................ 3

INTERNAL VIEW ........................................................... 4

REAR PANELS .......................................................... 4~5

DISASSEMBLY PROCEDURES / 分解手順 ............. 6~7

ADJUSTMENTS / 調整 .............................................. 8~9

BLOCK DIAGRAM ....................................................... 10

PRINTED CIRCUIT BOARD .................................. 11~12

SCHEMATIC DIAGRAM .............................................. 13

PARTS LIST ........................................................... 15~23

YST-SW515

100896

P.O.Box 1, Hamamatsu, Japan

SERVICE MANUAL

SUBWOOFER SYSTEM

YST-SW515

1 2 3 4 5 6 ... 22 23

Sommario

Pagina 1 - YST-SW515

IMPORTANT NOTICEThis manual has been provided for the use of authorized YAMAHARetailers and their service personnel.It has been assumed that basic ser

Pagina 2 - ■ TO SERVICE PERSONNEL

2ABCDEFGH I J13457YST-SW515610IC11AIC11BIC7AAUTO STANDBYSW2AUTO POWERON/OFF CIRCUITVR1VOLUMEL.P.F.6dB/octB.P.F.Q201—204L.P.F.12dB/oct36158IC7BQ100~102

Pagina 3 - ■ SPECIFICATIONS / 参考仕様

ABCDEFGH I J1234567YST-SW51511BEVCCPWS-12+12+V2BASSMAINETOVLBLREREBLBEMAIN (6) P.C.B.MAIN (2) P.C.B.MAIN (4) P.C.B.MAIN (6) P.C.B.MA2LIM-12+12BASSTOVL

Pagina 4 - ■ INTERNAL VIEW

2ABCDEFGH I J13457YST-SW515612MAIN (10) P.C.B.MAIN (10) P.C.B.MAIN (1) P.C.B. MAIN (10) P.C.B.J, U, C, A, B, G modelsACVCC+V1EORORGYGYBEBE BE BEBEGRGR

Pagina 5

ABCDEFGH I JKLYST-SW51513SCHEMATIC DIAGRAM123456789★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.★ Components having special chara

Pagina 6

YST-SW51515YST-SW515 WARNING● Components having special characteristics are marked s and must be replaced with parts having specifications equal toth

Pagina 7

YST-SW51516YST-SW515                     

Pagina 8 - ■ ADJUSTMENTS / 調整

YST-SW51517YST-SW515P.C.B. MAINSchmRef. PART NO. Description Remarks Markets 部品名 Rank✻ New Parts   

Pagina 9 - POWER DRIVE PS AMP

YST-SW51518YST-SW515P.C.B. MAINSchmRef. PART NO. Description Remarks Markets 部品名 Rank✻ New Parts   

Pagina 10 - ■ BLOCK DIAGRAM

YST-SW51519YST-SW515P.C.B. MAINSchmRef. PART NO. Description Remarks Markets 部品名 Rank✻ New Parts   

Pagina 11 - MAIN (6) P.C.B

YST-SW51520YST-SW515              

Pagina 12

YST-SW5152YST-SW515WALLOUTLETEQUIPMENTUNDER TESTAC LEAKAGETESTER OREQUIVALENTINSULATINGTABLE TO SERVICE PERSONNEL1. Critical Components InformationCo

Pagina 13 - SCHEMATIC DIAGRAM

YST-SW51521                

Pagina 14 - PARTS LIST

2ABCDEFGH I J13457YST-SW515622to SpeakerRear Panel Ass'yU, C models only3-113-113-13-33-42034-1-120221720120262522212020(4) 4-1-1(8)

Pagina 15 - P.C.B. MAIN

ABCDEFGH I J1234567YST-SW51523 MECHANICAL PARTS (REAR PANEL ASS’Y)✻ New PartsSchmRef. PART NO. Description Remarks Markets

Pagina 16

YST-SW515

Pagina 17

YST-SW5153YST-SW515 SPECIFICATIONS / 参考仕様Type / 型式 ...Advanced Yamaha Active Servo TechnologyOutput Power / 出力 (100 Hz, 5 ohms, 10% T.H.D.) ... 25

Pagina 18

YST-SW5154YST-SW515 REAR PANELSR modelU, C models INTERNAL VIEW11 MAIN (8) P.C.B.2 MAIN (4) P.C.B.3 MAIN (2) P.C.B.4 MAIN (10) P.C.B.5 MAIN (3) P.C.

Pagina 19

YST-SW5155YST-SW515T modelA modelL modelB, G modelsK modelJ model

Pagina 20

YST-SW5156YST-SW515 DISASSEMBLY PROCEDURES / 分解手順（番号順に部品を取り外してください。）AC電源コンセントから、電源コードを抜いてください。1. スピーカーユニットの外し方a. ①のネジ4本を外し、ベースを取り外します。（Fig. 1）b. ②のネジ

Pagina 21

YST-SW5157YST-SW515Fig. 33. リアパネルAss'yの外し方a. ④のネジ8本を外します。（Fig. 3）※ 取り外す④のネジには矢印（）が印刷されています。b. リアパネルAss'yを引き出します。（Fig. 3）c. ⑤のネジ2本を外します。（Fig.

Pagina 22 - 2SA1492 2SC38562SC1846

YST-SW5158YST-SW515 ADJUSTMENTS / 調整● Confirmation of Power Amp operationFor the power amplifier which has been repaired, it isabsolutely necessary t

Pagina 23

YST-SW5159●アイドリングの調整アンプの動作を安定させるためには、信号を入力しないで電源を入れ、無負荷の状態で2、3分待ってから調整を行ってください。TP11とTP12の端子間の電圧が10 mV ∼ 200 mVであることを確認してください。電圧が200 mVを越えている場合は、R172をカ