Yamaha-NSSW200_NSSW300-sub-sm 电路图 维修手册.pdf

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1、P.O.Box 1, Hamamatsu, Japan SERVICE MANUAL SUBWOOFER NS-SW300/NS-SW200 101 2 7 9 13.12 CONTENTS TO SERVICE PERSONNEL .2 FRONT PANELS .3 REAR PANELS .48 SPECIFICATIONS / 参考仕様 .810 INTERNAL VIEW .11 SERVICE PRECAUTIONS / 時注意事項 .12 DISASSEMBLY PROCEDURES / 分解手順 .1316 BLOCK DIAGRAMS .1718 WIRING DIAGRAM

2、S .19 PRINTED CIRCUIT BOARDS .2027 PIN CONNECTION DIAGRAMS .28 SCHEMATIC DIAGRAMS .2930 REPLACEMENT PARTS LIST .3145 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 th

3、e industry, and more specifi cally 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

4、, and failure of the product to perform as specifi ed. 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 o

5、r fi rm does not constitute authorization, certifi cation 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, an

6、d service departments of Yamaha are continually striving to improve Yamaha products. Modifi cations are, therefore, inevitable and specifi cations are subject to change without notice or obligation to retrofi t. Should any discrepancy appear to exist, please contact the distributors Service Division

7、. 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. Re

8、check all work before you apply power to the unit. Copyright (c) Yamaha Corporation All rights reserved. This manual is copyrighted by Yamaha and may not be copied or redistributed either in print or electronically without permission. NS-SW300/NS-SW200 RadioFans.CN 收音机爱 好者资料库 This product contains c

9、hemicals known to the State of California to cause cancer, 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

10、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. Critical Components Information Components having special characteristics are marked and must be replaced w

11、ith 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 equivalen

12、t to 1500 ohms shunted by 0.15 F. TO SERVICE PERSONNEL Leakage current must not exceed 0.5mA. Be sure to test for leakage with the AC plug in both polarities. WARNING: CHEMICAL CONTENT NOTICE! WALL OUTLET EQUIPMENT UNDER TEST AC LEAKAGE TESTER OR EQUIVALENT INSULATING TABLE 本機搭載基板付 接合部無鉛付。 無鉛種類、修理時

13、下記無鉛使用推奨。 Sn+Ag+Cu（錫 + 銀 + 銅） Sn+Cu（錫 + 銅） Sn+Zn+Bi（錫 + 亜鉛 + ） 注意： 無鉛融点温度通常鉛入比 30 40程度高、 合 使用。 All of the P.C.B.s installed in this unit and solder joints are soldered using the lead free solder. Among some types of lead free solder currently available, it is recommended to use one of the following

14、types for the repair work. Sn + Ag + Cu (tin + silver + copper) Sn + Cu (tin + copper) Sn + Zn + Bi (tin + zinc + bismuth) Caution: 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

15、to each solder. About lead free solder / 無鉛 For U model “CAUTION” NS-SW300 “F1: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 6A, 125V FUSE.” NS-SW200 “F1: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE 3A, 125V FUSE.” For C model CAUTION NS-S

16、W300 F1: REPLACE WITH SAME TYPE 6A, 125V FUSE. NS-SW200 F1: REPLACE WITH SAME TYPE 3A, 125V FUSE. ATTENTION NS-SW300 F1: UTILISER UN FUSIBLE DE RECHANGE DE MME TYPE DE 6A, 125V. NS-SW200 F1: UTILISER UN FUSIBLE DE RECHANGE DE MME TYPE DE 3A, 125V. 2 NS-SW300/NS-SW200 NS-SW300/NS-SW200 RadioFans.CN 收

17、音机爱 好者资料库 Front viewSide view Indicator Front view Bottom view Side view U model Indicator FRONT PANELS NS-SW300 NS-SW200 3 NS-SW300/NS-SW200 NS-SW300/NS-SW200 RadioFans.CN 收音机爱 好者资料库 REAR PANELS U model R model T model K model NS-SW300 4 NS-SW300/NS-SW200 NS-SW300/NS-SW200 B, G models A modelL, H m

18、odels S model 5 NS-SW300/NS-SW200 NS-SW300/NS-SW200 NS-SW200 U modelR model J model 6 NS-SW300/NS-SW200 NS-SW300/NS-SW200 A model T modelB, G models L, H models 7 NS-SW300/NS-SW200 NS-SW300/NS-SW200 SPECIFICATIONS / 参考仕様 NS-SW300 S model J model Type / 型式 . Advanced Yamaha Active Servo Technology II

19、 PWM Digital Drive High Efficient Amplifier Output Power / 出力 (100 Hz, 5 ohms, 10 % T.H.D.) .250 W Input Sensitivity / 入力感度 (50 Hz, 250 W/5 ohms, L+R) INPUT (SP) .1.5 V INPUT (PJ) .60 mV Input Impedance / 入力 INPUT (SP) .2.2 k-ohms INPUT (PJ) .12 k-ohms Frequency Response / 再生周波数帯域 .20 Hz to 160 Hz D

20、river / SUBWOOFER .25 cm (9-7/8) cone woofer x 1 Magnetic shielding type / 防磁型 Input Section / 入力部 INPUT1 .Speaker terminal INPUT2, 3 . RCA pin jack Operation Section / 操作部 Front panel . STANDBY/ON key VOLUME control Indicator (Green, Red) Rear panel .POWER ON/OFF key AUTO STANDBY (HIGH / LOW / OFF)

21、 switch PHASE (NORM / REV) switch B.A.S.S. (MOVIE / MUSIC) switch HIGH CUT control switch VOLTAGE SELECTOR switch (R, S models) Power Supply / 電源 U model . AC 120 V, 60 Hz R, S models .AC 110120/220240 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 mod

22、els . AC 230 V, 50 Hz L, H models . AC 220240 V, 50/60 Hz J model . AC 100 V, 50/60 Hz Power Consumption / 消費電力 U, R, T, K, A, B, G, L, S, H models .80 W J model .100 W Standby Power Consumption / 待機消費電力 .0.3 W or less Dimensions / 外形寸法 (W x H x D) .350 x 366 x 420 mm (13-3/4 x 14-3/8 x 16-1/2) Weig

23、ht / 質量 .18.0 kg (39.7 lbs.) Finish / 仕上 B, G models .WH (White color) R, T, K, G, L, S, H models . RW (Brown color) R, T, K, A, B, G, L, S, H, J models .BL (Black color) U, R, T, K, A, B, G, L, S, H models . PN (Piano black color) Accessories / 付属品 System control cable (5 m) .x 1 Subwoofer cable (5

24、 m) (J model) .x 1 8 NS-SW300/NS-SW200 NS-SW300/NS-SW200 Type / 型式 . Advanced Yamaha Active Servo Technology II PWM Digital Drive High Efficient Amplifier Output Power / 出力 (100 Hz, 5 ohms, 10 % T.H.D.) .130 W Input Sensitivity / 入力感度 (50 Hz, 130 W/5 ohms, L+R) INPUT (SP) .1.2 V INPUT (PJ) .50 mV In

25、put Impedance / 入力 INPUT (SP) .2.2 k-ohms INPUT (PJ) .12 k-ohms Frequency Response / 再生周波数帯域 .28 Hz to 200 Hz Driver / .20 cm (7-7/8) cone woofer x 1 Magnetic shielding type / 防磁型 Input Section / 入力部 INPUT1 .Speaker terminal INPUT2, 3 . RCA pin jack Operation Section / 操作部 Front panel . STANDBY/ON k

26、ey VOLUME control Indicator (Green, Red) Rear panel .POWER ON/OFF key AUTO STANDBY (HIGH / LOW / OFF) switch PHASE (NORM / REV) switch HIGH CUT control switch VOLTAGE SELECTOR switch (R, S models) Power Supply / 電源 U model . AC 120 V, 60 Hz R, S models .AC 110120/220240 V, 50/60 Hz T model . AC 220

27、V, 50 Hz A model . AC 240 V, 50 Hz B, G models . AC 230 V, 50 Hz L, H models . AC 220240 V, 50/60 Hz J model . AC 100 V, 50/60 Hz Power Consumption / 消費電力 U, R, T, A, B, G, L, S, H models .67 W J model .55 W Standby Power Consumption / 待機消費電力 .0.3 W or less Dimensions / 外形寸法 (W x H x D) . 290 x 306

28、x 351 mm (11-3/8 x 12 x 13-7/8) Weight / 質量 .11.2 kg (24.7 lbs.) Finish / 仕上 B, G, S models .WH (White color) R, T, G, L, S, H models . RW (Brown color) R, T, A, B, G, L, S, H, J models .BL (Black color) U, R, T, A, B, G, L, H models . PN (Piano black color) Accessories / 付属品 System control cable (5

29、 m) .x 1 Subwoofer cable (5 m) (J model) .x 1 NS-SW200 * Specifications are subject to change without notice due to product improvements. 参考仕様外観予告変更。 U .U.S.A. model R .General model T .Chinese model K .Korean model A .Australian model B .British model G .European model L .Singapore model S .Brazili

30、an model H .Thai model J .Japanese model 9 NS-SW300/NS-SW200 NS-SW300/NS-SW200 Front viewSide view Front view Bottom view Bottom view Side view 350 (13-3/4) 265 (10-3/8) 420 (16-1/2) 350 (13-3/4) 290 (11-3/8) 16 (5/8) 45 (1-3/4) 45 (1-3/4) 45 (1-3/4) 45 (1-3/4) 44 (1-3/4) 26 (1) 351 (13-7/8) 290 (11

31、-3/8)35 (1-3/8) 26 (1) 40 (1-5/8) 45 (1-3/4) 40 (1-5/8) 45 (1-3/4) 366 (14-3/8) 260 (10-1/4) 250 (9-7/8) 207 (8-1/8) 350 (13-3/4)16 (5/8) 306 (12) 290 (11-3/8) 60 205 (8-1/8) 200 (7-7/8) 60 DIMENSIONS / 寸法図 NS-SW300 NS-SW200 Unit: mm (inch) 単位 ： mm（） Unit: mm (inch) 単位 ： mm（） 10 NS-SW300/NS-SW200 NS

32、-SW300/NS-SW200 INTERNAL VIEW MAIN (4) P.C.B. MAIN (3) P.C.B. MAIN (6) P.C.B. MAIN (1) P.C.B. MAIN (8) P.C.B. POWER TRANSFORMER MAIN (9) P.C.B. (U, T, K, A, B, G, L, H, J models) MAIN (10) P.C.B. (R, S models) MAIN (5) P.C.B. MAIN (11) P.C.B. (R, S models) MAIN (2) P.C.B. MAIN (4) P.C.B. MAIN (3) P.

33、C.B. MAIN (8) P.C.B. MAIN (1) P.C.B. MAIN (6) P.C.B. POWER TRANSFORMER MAIN (7) P.C.B. (U, T, A, B, G, L, H, J models) MAIN (9) P.C.B. (R, S models) MAIN (5) P.C.B. MAIN (10) P.C.B. (R, S models) MAIN (2) P.C.B. Rear view Front viewFront view Rear view 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 2 3 1

34、1 2 3 4 4 10965871096587 NS-SW300NS-SW200 11 NS-SW300/NS-SW200 NS-SW300/NS-SW200 SERVICE PRECAUTIONS / 時注意事項 安全対策 製品内部高電圧部分危険。修理 際、絶縁性手袋使用安全対策 行。 下記電源 OFF 後電荷残 、高電圧維持危険。 修理作業前放電用抵抗（5 k /10 W）下記各 端子間接続放電。 放電所用時間各約 30 秒間。 MAIN（1）P.C.B. C85、C86 詳 “PRINTED CIRCUIT BOARDS” 参照 。 Safety measures Some inter

35、nal parts in this product contain high voltages and are dangerous. Be sure to take safety measures during servicing, such as wearing insulating gloves. Note that the capacitors indicated below are dangerous even after the power is turned off because an electric charge remains and a high voltage cont

36、inues to exist there. Before starting any repair work, connect a discharging resistor (5 k-ohms/10 W) to the terminals of each capacitor indicated below to discharge electricity. The time required for discharging is about 30 seconds per each. C85 and C86 on MAIN (1) P.C.B. For details, refer to “PRINTED CIRCUIT BOARDS”. 12 NS-SW300/NS-SW200 NS-SW300/NS-SW200 Front grille assembly Assy Cabinet assembly Assy Bottom side 底面 Metalblade MAIN (4) P.C.B. CB1 Flatblade screwdriver Rubber sheet and cloth 布 to CB1 DISASSEMBLY PROCEDURES / 分解手順 Fig. 1 NS-SW300NS-SW2