Yamaha-YSTFSW-100-Service-Manual电路原理图.pdf

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1、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

2、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 s

3、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 estab

4、lish 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, inevitab

5、le and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please contact the distributors Service Division. WARNING:Static discharges can destroy expensive components. Discharge any static electricity your body may have accumulated

6、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. 2005 All rights reserved. YST-FSW100 I CONTENTS TO SERVICE PERSONNEL . 2 SPEC

7、IFICATIONS / 参考仕様 . 3 INTERNAL VIEW . 4 FRONT PANEL . 4 REAR PANELS . 56 DISASSEMBLY PROCEDURES / 分解手順 . 79 BLOCK DIAGRAM. 10 PRINTED CIRCUIT BOARD . 11 SCHEMATIC DIAGRAM . 12 PARTS LIST . 1318 100957 P.O.Box 1, Hamamatsu, Japan SERVICE MANUAL SUBWOOFER SYSTEM YST-FSW100 05.06 YST-FSW100 2 YST-FSW10

8、0 WALL OUTLET EQUIPMENT UNDER TEST AC LEAKAGE TESTER OR EQUIVALENT INSULATING TABLE I TO SERVICE PERSONNEL 1. Critical Components Information Components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed. 2. Leakage C

9、urrent 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. GMeter impedance should be equivalent to 1500 ohms shunted by 0.15F. “CAUTION” “F1: FOR CONTINUED PROTECTION AGAINST

10、 RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 1.6A, 125V FUSE.” CAUTION F1: REPLACE WITH SAME TYPE 1.6A, 125V FUSE. ATTENTION F1: UTILISER UN FUSIBLE DE RECHANGE DE MEME TYPE DE 1.6A, 125V. WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition, o

11、ther 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

12、 PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REA- SON 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 prod

13、uct, wash your hands before handling food. GLeakage current must not exceed 0.5mA. GBe sure to test for leakage with the AC plug in both polarities. About Lead Free Solder / 無鉛 Side A Side B SMT REFLOW Process MI FLOW Process Solder Dip 無鉛種類、修理時下記 無鉛使用推奨。 Sn+Ag+Cu （錫+銀+銅） Sn+Cu （錫+銅） Sn+Zn+Bi （錫+亜鉛+

14、） 注意： 無鉛融点温度通常鉛入比3040 程度高、合 使用。 鉛入使得場合、交換 部品端子部周辺部無鉛取除、 無鉛鉛入十分溶状態 付。 Among some types of lead free solder currently available, it is recommended to use one of the following types for the repair work. Sn + Ag + Cu (tin + silver + copper) Sn + Cu (tin + copper) Sn + Zn + Bi (tin + zinc + bismuth) Caut

15、ion: 1. As the melting point temperature of the lead free solder is about 30C to 40C (50F to 70F) higher than that of the lead solder, be sure to use a soldering iron suitable to each solder. 2. If lead solder must be used, be sure to remove lead free solder from each terminal section of the parts t

16、o be replaced and from the area around it completely before soldering, or make sure that the lead free solder and lead solder melt together fully. The P.C.B.s installed in this unit are soldered using the following solder. 本機搭載基板付使用 下記通。 MAIN P.C.B. SIDE A / A 面 - SIDE B / B 面 Lead Free Solder / 無鉛

17、YST-FSW100 3 YST-FSW100 I SPECIFICATIONS / 参考仕様 Type / 型式.Advanced Yamaha Active Servo Technology Output Power / 出力 (100 Hz, 5 ohms, 10% T.H.D.) . 75 W Input Sensitivity / 入力感度 (50 Hz, 75W / 5 ohms) INPUT (PJ) . 70 mV Dynamic Power / (5 ohms) . 130 W Input Impedance / 入力 INPUT (PJ) . 12 k-ohms Frequ

18、ency Response / 再生周波数帯域 .30 Hz to 200 Hz Driver / (Magnetic Shielding Type) . 16 cm (6.5) Cone Woofer Input Section / 入力部 INPUT . RCA Pin Jack Operation Section / 操作部 Top Panel . Power Switch, Volume Control, LED Indicator Rear Panel. Voltage Selector (R, L models) Power Supply / 電源 U, C models .AC

19、120 V, 60 Hz R, L models .AC 110-120 / 220-240 V, 50 / 60 Hz T model.AC 220 V, 50 Hz K model.AC 220 V, 60 Hz A model.AC 240 V, 50 Hz B, G models .AC 230 V, 50 Hz J model . AC 100 V, 50 / 60 Hz Power Consumption / 消費電力 U, C, R, T, K, A, B, G, L models . 70 W J model . 45 W Dimensions / 外形寸法 (W x H x

20、D) .400 x 375 x 157 mm (15-3/4 x 14-3/4 x 6-3/16) DIMENSIONS / 寸法図 Advanced YST Advanced Yamaha Active Servo Technology is a unique system to let the speaker unit have a per- fectly linear motion by the speaker and amplifier combination. 、組合 振動板効率動 最大音圧時大幅改 善。 Weight / 質量 .9.0 kg (19 lbs. 13 oz.) Fi

21、nish Silver Color . U, C, R, T, K, A, B, G, L, J models Black Color . U, C, R, T, K, A, B, G, L, J models Cherry Color . U, C, R, T, K, A, B, G, L, J models Accessories / 付属品 . Subwoofer Cable (5 m) x 1 System Control Cable (5 m) x 1 (U, C, J models) * Specifications are subject to change without no

22、tice due to product improvements. 参考仕様外観予告変更。 U . U.S.A. modelC . Canadian model R . General modelT. Chinese model K . Korean modelA . Australian model B . British modelG . European model L . Singapore modelJ . Japanese model Unit : mm (inch) 単位: mm（） 281 (11-1/16)155 157 (6-3/16) 130 (5-1/8) 340 (1

23、3-3/8) 400 (15-3/4) 50 375 (14-3/4) 325 (12-13/16) 29.5 (1-3/16) 27 295.5 (11-5/8) (1-15/16) (1-1/16) (6-1/8) YST-FSW100 4 YST-FSW100 POWER INDICATOR U, C, J models TOP PANELS R, T, K, A, B, G, L models POWER INDICATOR I INTERNAL VIEW I FRONT PANEL 1 MAIN (3) P.C.B. 2 DRIVER 3 MAIN (1) P.C.B. 4 MAIN

24、 (4) P.C.B. 5 MAIN (11) P.C.B. 312 967485 6 MAIN (9) P.C.B. (R, L models) 7 MAIN (2) P.C.B. 8 MAIN (7) P.C.B. (U, C, T, K, A, B, G, J models) MAIN (10) P.C.B. (R, L models) 9 POWER TRANSFORMER YST-FSW100 5 YST-FSW100 I REAR PANELS T modelK model R modelU, C models YST-FSW100 6 YST-FSW100 L modelJ mo

25、del B, G modelsA model YST-FSW100 7 YST-FSW100 2. Removal of Front Grille Assy The Front Grille Assy is fixed to the cabinet with dowels at 4 locations. As a flatblade screwdriver is used for removal, use special care not to cause damage to the cabinet. a. Using the flatblade screwdriver inserted in

26、 the gap be- tween the Front Grille Assy and the cabinet (bottom side first), push up the Front Grille Assy. (Fig. 1) b. Remove the Front Grille Assy by lifting it up. *When installing the Front Grille Assy, apply quick-dry- ing bond to the dowels and then fit them into dowel holes for secure instal

27、lation. (When installing Front Grille Assy, its dowels will come off easily if they are inserted into holes without applying quick dry bond or the like.) I DISASSEMBLY PROCEDURES / 分解手順 Fig. 1 2. ASSY外方 ASSY4箇所固定 。取外際、本体傷付十分注意 。 a. 底側等差込、 ASSY押上。 （Fig. 1） b. 徐上面等押上、 ASSY取外。 取付時、ASSY速乾 塗差込、固定。 （ASSY速

28、乾塗 差込、簡単外。） 1. Removal of Base a. Remove 4 screws (1). (Fig. 1) b. Remove the Base. (Fig. 1) 1. 外方 a. 4本外。 （Fig. 1） b. 取外。 （Fig. 1） (Remove parts in the order as numbered.) Disconnect the power cable from the AC outlet. （番号順部品取外。） AC電源、電源抜。 3. Removal of Driver a. Remove 4 screws (2) and then remove

29、 the Driver. (Fig. 2) b. Disconnect the connector connected to the terminal of the Driver. (Fig. 2) 3. 外方 a. 4本外、引出。 （Fig. 2） b. 端子接続外 。 （Fig. 2） Front Grille Assy ASSY Base Dowels 1 1 Flatblade Screwdriver YST-FSW100 8 YST-FSW100 4. Removal of Rear Panel Assy a. Remove 14 screws (3). (Fig. 3) *Scre

30、ws (3) are identified with arrow marks (). b. Pull out the Rear Panel Assy. (Fig. 3) c. Remove CB3 and CB12. (Fig. 3) 5. Removal of Top Panel Sub Assy The Top Panel Sub Assy is fixed to the Top Panel Assy with double sided adhesive tape. As a flatblade screwdriver is used for removal, use special ca

31、re not to cause damage to the cabinet. a. Using the flatblade screwdriver inserted in the gap be- tween the Front Grille Assy and the cabinet (rear side first), push up the Top Panel Sub Assy. (Fig. 4) 4. ASSY外方 a. 14本外。 （Fig. 3） 取外矢印 （） 印刷。 b. ASSY引出。 （Fig. 3） c. CB3、CB12外。 （Fig. 3） 5. ASSY外方 ASSY両

32、面粘着 ASSY固定。取外際、本体傷付 十分注意。 a. 後側等差込、 ASSY押上。 （Fig. 4） CB3 CB12 Rear Panel Ass y ASSY 3 3 Fig. 3 Connector 2 Driver Fig. 2 YST-FSW100 9 YST-FSW100 Rubber Sheet and Clot h 布 Top Panel Ass y ASSY Rear Panel Ass y ASSY When Checking the P.C.B.: Connect all the connectors removed during disassembly back t

33、o the original positions. Spread the Rubber sheet and cloth for insulation purpose and place the Rear Panel Assy and Top Panel Assy on them. (Fig. 5) P.C.B.場合 分解際外元通接続 。 絶縁布敷、上 ASSYASSY置。 （Fig. 5） Fig. 5 6. Removal of Top Panel Assy a. Remove 4 screws (4). (Fig. 4) b. Pull out the Top Panel Assy. (F

34、ig. 4) 6. ASSY外方 a. 4本外。(Fig. 4) b. ASSY取外。 （Fig. 4） Fig. 4 5mm5mm 2mm 2mm Top Panel Ass y ASSY Top Panel Sub Ass y ASSY Double si ded adhesi ve t ape put t i ng posi t i on 両面粘着貼付位置 4 4 Flatblade Screwdriver b. 徐上面等押上、 ASSY取外。 取付時、ASSY古両面粘着 剥、新両面粘着 （5 mm幅） 貼 固定。 （古両面粘着剥取付場合、 ASSY簡単外。、両面 粘着貼取付場合同様、

35、ASSY簡単外。） b. Remove the Top Panel Sub Assy by lifting it up. *When reinstalling it, remove old double sided adhesive tape from the Top Panel Sub Assy and attach new double sided adhesive tape to it to secure installation. (The Top Panel Sub Assy will come off easily if it is installed without removi

36、ng the old double sided adhe- sive tape. Also, it will come off easily if it is installed without attaching the double sided adhesive tape.) YST-FSW100 10 YST-FSW100 I BLOCK DIAGRAM IC4A IC5A IC5B IC1 8 7 6 - + + - L.P.F. 6dB/oct H.P.F. 12dB/oct L.P.F. 12dB/oct DRIVER INPUT PJ1 VR1 VOLUME POWER AMP

37、RY1 PROTECTION 6 2 3 84 2 10 9 12 +B -B IC6 Q5,6 D4,5,22,23 Q1720 D7,25 R28 0.1 POWR SUPPLY D1 F1 T1 POWER SW1 +B -B +15 -15 Q9,D2 REGULATOR Q10,D3 A.N.I.C LIMITER + + REGULATOR Q3, 4 RY2 JK1 SYSTEM CONTROL U, C, J models YST-FSW100 11 A 1 2 3 4 5 6 7 BCDEFGHIJ R147 R148 R149 R127 R13 J52 L1 L3 J51

38、AAA AAA MAIN (7) P. C. B. MAIN (10) P. C. B. R, L models MAIN (4) P. C. B. MAIN (2) P. C. B. MAIN (3) P. C. B. MAIN (1) P. C. B. Ref. no.Location D1I2 D2H3 D3I3 D4H2 D5H2 D6G2 D7F2 D8C3 D9D6 Semiconductor Location Ref. no.Location D11D6 D22G3 D23F3 D24J3 D25E3 D26D6 D27D6 D28I3 D29I3 Ref. no.Locatio

39、n IC1G1 IC4B3 IC5B3 IC6F3 Q1F2 Q2F3 Q3D5 Q4D5 Q5G2 Ref. no.Location Q6F2 Q9H3 Q10H3 Q17E2 Q18E2 Q19F3 Q20F3 (W5B1) RE (W5B2) BL (W5A3) RE (W8A) BE (W11A) BE (W9A) WH (W6A) YE (W7A) RE (W10A) BR (W11B) BE (W6B) YE (W7B) RE (W10B) BR (W8A) BE (W5B1) RE (W5B2) BL (W5B3) RE (W9A) WH E +10 MA 91 91 POWER

40、 VOLUME INPUT SYSTEM CONNECTOR VOLTAGE SELECTOR BE WH (W8B) (W9B) E E +10 +15 BE WH 112 19 DRIVER (W5A1) RE (W5A3) RE (W5A2) BL -V LEDG -15 +15 MA E MAIN +15 +10 E E E +10 MA MAIN E MA +15 -15 LEDG -V Circuit No.U, C, JR, LK, B, GT, A D28, D29OXXX J48, 49XOOO CB1OXXX W1OXXX JK1OXXX R127OXXX R13OXXX

41、C79XXOX R145, 146OXXX Q4OXXX Q3OXXX D9, 11, 26OXXX D27OXXX RY2OXXX C34OXXX R20, 21, 128OXXX J28, 51OOXO L1, 3XXOX MAIN (9) P. C. B. R, L models U, C, T, K, A, B, G, J models MAIN (11) P. C. B. U, C, J models I PRINTED CIRCUIT BOARD (Foil side) Lead Free Solder Used 2 ABCDEFGHIJ 1 3 4 5 7 YST-FSW100

42、6 12 # All voltages are measured with a 10MV DC electronic volt meter. # Components having special characteristics are marked s and must be replaced with parts having specifications equal to those originally installed. # Schematic diagram is subject to change without notice. 電圧、内部抵抗10M電圧計測定。 s印部品、安全

43、性確保部品示。部品交換必要場合、 記載部品使用。 本回路図標準回路図。改良予告変更。 STK404-120D3SBA20 1 9 PIN CONNECTION DIAGRAM OF TRANSISTORS, DIODES AND ICS. 2SB1642 2SD2531 1SR139-400 1SS133 MTZJ12C MTZJ15C MTZJ24B 2SA970 2SC2240 2SC2878 PC4570HA Anode Cathode EC B BCE1 12 IC46: PC4570HA Dual OP-Amp V+OUT1II1IN1V-IN2II2OUT2V+ 123456789 +- 12 + IC1: STK404-120 AF Power Amp 123456789101112 SUB PT1 TR3 C1 TR4 R2 TR1 TR2 R1 C2 D1R3 R6 TR5 TR6 TR7 TR8 R4 R5 0 0 0 0 0 0-1.9 0 00 0 -14.6 -14.6 0 0 0 14.4 14.4 0.2 0.2 0 -40.9 14.4 1.1 1.7 0 0 41.4 -41.5 -1.1 0.2 0.2 0.2 0.1 00 00.2 0.2 0.20 0.2 0.2 0