Service Manual
Page 1
...or sale of this product may have therefore not been restated. The research, engineering, and service departments of authorized YAMAHA Retailers and their service personnel. Modifications are, therefore, inevitable and specifications are subject to change without permission. Should any...the unit OFF during disassembly and part replacement. YST-FSW150/ YST-FSW050 SUBWOOFER SYSTEM YST-FSW150/YST-FSW050 SERVICE MANUAL • YST-FSW150 • YST-FSW050 IMPORTANT NOTICE This manual has been provided for the use of YAMAHA are continually striving to retrofit. The data provided...
...or sale of this product may have therefore not been restated. The research, engineering, and service departments of authorized YAMAHA Retailers and their service personnel. Modifications are, therefore, inevitable and specifications are subject to change without permission. Should any...the unit OFF during disassembly and part replacement. YST-FSW150/ YST-FSW050 SUBWOOFER SYSTEM YST-FSW150/YST-FSW050 SERVICE MANUAL • YST-FSW150 • YST-FSW050 IMPORTANT NOTICE This manual has been provided for the use of YAMAHA are continually striving to retrofit. The data provided...
Service Manual
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... P.C.B.s installed in the production of lead free solder currently available, it is imperative to solder/flux vapor! Among some types of this product contains LEAD. YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 I TO SERVICE PERSONNEL 1. G Be sure to those originally installed. 2. For C model CAUTION F1: REPLACE WITH SAME TYPE 1.6A, 125V FUSE. Critical Components Information...
... P.C.B.s installed in the production of lead free solder currently available, it is imperative to solder/flux vapor! Among some types of this product contains LEAD. YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 I TO SERVICE PERSONNEL 1. G Be sure to those originally installed. 2. For C model CAUTION F1: REPLACE WITH SAME TYPE 1.6A, 125V FUSE. Critical Components Information...
Service Manual
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... (6-7/16") (14-3/16") 3 General model T .......... British model G .......... I SPECIFICATIONS Type Advanced Yamaha Active Servo Technology II Output Power / ग़ྗ (100 Hz, 5 ohms, 10% T.H.D.) [YST-FSW150 75 W [YST-FSW050 50 W Dynamic Power 5 ohms) [YST-FSW150 130 W [YST-FSW050 100 W Input Sensitivity 50 Hz, 75 W / 5 ohms, INPUT (PJ)) [YST-FSW150 100 mV [YST-FSW050 50 mV Input Impedance INPUT (PJ 12 k-ohms Frequency Response...
... (6-7/16") (14-3/16") 3 General model T .......... British model G .......... I SPECIFICATIONS Type Advanced Yamaha Active Servo Technology II Output Power / ग़ྗ (100 Hz, 5 ohms, 10% T.H.D.) [YST-FSW150 75 W [YST-FSW050 50 W Dynamic Power 5 ohms) [YST-FSW150 130 W [YST-FSW050 100 W Input Sensitivity 50 Hz, 75 W / 5 ohms, INPUT (PJ)) [YST-FSW150 100 mV [YST-FSW050 50 mV Input Impedance INPUT (PJ 12 k-ohms Frequency Response...
Service Manual
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...; 44 44 44 44 44 Dowel μϘ Bottom grille ass'y 44: Dowel μϘ Dowel μϘ Flatblade screwdriver Metalblade ϔϥ 8 Fig. 1 YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 I DISASSEMBLY PROCEDURES Disconnect the power cable from the AC outlet. • Required tools • Flatblade screwdriver • Metalblade or the like (with dowels at...
...; 44 44 44 44 44 Dowel μϘ Bottom grille ass'y 44: Dowel μϘ Dowel μϘ Flatblade screwdriver Metalblade ϔϥ 8 Fig. 1 YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 I DISASSEMBLY PROCEDURES Disconnect the power cable from the AC outlet. • Required tools • Flatblade screwdriver • Metalblade or the like (with dowels at...
Service Manual
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... connected to the terminal of bottom panel ass'y a. Pull out the bottom panel ass'y. (Fig. 3) d. Remove 4 screws (1) and then pull out the driver. (Fig. 2) e. MAIN (2) P.C.B. YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 d.
... connected to the terminal of bottom panel ass'y a. Pull out the bottom panel ass'y. (Fig. 3) d. Remove 4 screws (1) and then pull out the driver. (Fig. 2) e. MAIN (2) P.C.B. YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 d.
Service Manual
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YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 3. As a flatblade screwdriver is fixed to dowels and ...it comes off easily if its dowels are fitted into dowel holes without using the metalblade or the like .) YST-FSW150 Flatblade screwdriver 44 44 44 44 B JH C 44 JHʣ D "44 JH 44 44 44 44... 44 Bushing ϒογϡ Dowel μϘ Dowel μϘ Metalblade ϔϥ YST-FSW050 Flatblade screwdriver Front panel ass'y 44: Bushing ϒογϡ Dowel μϘ Dowel μϘ Metalblade...
YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 3. As a flatblade screwdriver is fixed to dowels and ...it comes off easily if its dowels are fitted into dowel holes without using the metalblade or the like .) YST-FSW150 Flatblade screwdriver 44 44 44 44 B JH C 44 JHʣ D "44 JH 44 44 44 44... 44 Bushing ϒογϡ Dowel μϘ Dowel μϘ Metalblade ϔϥ YST-FSW050 Flatblade screwdriver Front panel ass'y 44: Bushing ϒογϡ Dowel μϘ Dowel μϘ Metalblade...
Service Manual
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... ass'y 44: 11 Remove the rear panel ass'y. (Fig. 5) c. Remove 2 bushings. (Fig. 5) * Used bushing, once removed, cannot be reused. Removal of the removed used bushing. YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 4.
... ass'y 44: 11 Remove the rear panel ass'y. (Fig. 5) c. Remove 2 bushings. (Fig. 5) * Used bushing, once removed, cannot be reused. Removal of the removed used bushing. YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 4.
Service Manual
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L.P.F. 12dB/oct IC6B 5+ 7 - H.P.F. 12dB/oct POWER AMP. +B RY1 S4 3 10 - 12 S0 2 IC3 + 9 -B A.N.IC IC2 DRIVER WOOFER + R59 0.1 SYSTEM CONTROL +10 JK1 DRIVER Q10,11 AC IN LIMITER Q5,6,7,8 RY2 POWER SW1 +B F1 T1 POWER SUPPLY D20 AC5 IC4 REGULATOR IC5 D1 -B POWER INDICATOR PROTECTION Q2,4,9,12 +15 -15 12 YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 I BLOCK DIAGRAM YST-FSW150/YST-FSW050 INPUT S1 PJ1 IC1A 6S2 5 + 7 VR1 VOLUME S3 L.P.F. 6dB/oct 3 + IC1B 1 2- IC6A 3+ 1 -
L.P.F. 12dB/oct IC6B 5+ 7 - H.P.F. 12dB/oct POWER AMP. +B RY1 S4 3 10 - 12 S0 2 IC3 + 9 -B A.N.IC IC2 DRIVER WOOFER + R59 0.1 SYSTEM CONTROL +10 JK1 DRIVER Q10,11 AC IN LIMITER Q5,6,7,8 RY2 POWER SW1 +B F1 T1 POWER SUPPLY D20 AC5 IC4 REGULATOR IC5 D1 -B POWER INDICATOR PROTECTION Q2,4,9,12 +15 -15 12 YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 I BLOCK DIAGRAM YST-FSW150/YST-FSW050 INPUT S1 PJ1 IC1A 6S2 5 + 7 VR1 VOLUME S3 L.P.F. 6dB/oct 3 + IC1B 1 2- IC6A 3+ 1 -
Service Manual
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...W10B1 W10B2 W10B3 W10B1 W10B2 W10B3 13 A B 1 I PRINTED CIRCUIT BOARDS MAIN (3) P.C.B. (Side A) VOLUME 2 1 8 S3 3 E S2 +15 -15 LEDG LED IC1 W2 C D E F G YST-FSW150 MAIN (1) P.C.B. (Side A) POWER OFF/SYSTEM ON Power indicator IC3 12 H B, G models 1 W3A WH W3B BE IC2 8 1 W10A3 W10A2 W10A1 W9 W8 MAIN (2) P.C.B. (Side A) 4 BE WH... BR BE BE W11B W7B W12B W13B W14B W6B W6B W7B AC5 -B 15G +B -15 +15 R1B R1A E3 PRT SO E S4 I J YST-FSW150/YST-FSW050 • Semiconductor Location Ref no . Location D1 D2 IC1 C3 D3 C5 IC2 G3 D4 C6 IC3 G1 D5 D7 IC4 C5 D6 B7...
...W10B1 W10B2 W10B3 W10B1 W10B2 W10B3 13 A B 1 I PRINTED CIRCUIT BOARDS MAIN (3) P.C.B. (Side A) VOLUME 2 1 8 S3 3 E S2 +15 -15 LEDG LED IC1 W2 C D E F G YST-FSW150 MAIN (1) P.C.B. (Side A) POWER OFF/SYSTEM ON Power indicator IC3 12 H B, G models 1 W3A WH W3B BE IC2 8 1 W10A3 W10A2 W10A1 W9 W8 MAIN (2) P.C.B. (Side A) 4 BE WH... BR BE BE W11B W7B W12B W13B W14B W6B W6B W7B AC5 -B 15G +B -15 +15 R1B R1A E3 PRT SO E S4 I J YST-FSW150/YST-FSW050 • Semiconductor Location Ref no . Location D1 D2 IC1 C3 D3 C5 IC2 G3 D4 C6 IC3 G1 D5 D7 IC4 C5 D6 B7...
Service Manual
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A B C YST-FSW150/YST-FSW050 1 MAIN (3) P.C.B. (Side A) VOLUME 2 1 IC1 W2 8 S3 3 E S2 +15 -15 LEDG LED D E F G YST-FSW050 MAIN (1) P.C.B. (Side A) POWER 12 OFF/SYSTEM ON Power indicator H K, B, G models IC3 1 W3A WH W3B BE IC2 8 1 W10A3 W10A2 W10A1 W9 W8 MAIN (2) P.C.B. (Side A) 4 U, C, R, T, A, L, J models K, B, G ...
A B C YST-FSW150/YST-FSW050 1 MAIN (3) P.C.B. (Side A) VOLUME 2 1 IC1 W2 8 S3 3 E S2 +15 -15 LEDG LED D E F G YST-FSW050 MAIN (1) P.C.B. (Side A) POWER 12 OFF/SYSTEM ON Power indicator H K, B, G models IC3 1 W3A WH W3B BE IC2 8 1 W10A3 W10A2 W10A1 W9 W8 MAIN (2) P.C.B. (Side A) 4 U, C, R, T, A, L, J models K, B, G ...
Service Manual
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... marked s and must be replaced with parts having specifications equal to those originally installed. # Schematic diagram is subject to change without notice. 15 A B C D E F G H I J K L M N SCHEMATIC DIAGRAMS YST-FSW150 MAIN 1 YST-FSW150/YST-FSW050 MAIN (1) POWER AMP.
... marked s and must be replaced with parts having specifications equal to those originally installed. # Schematic diagram is subject to change without notice. 15 A B C D E F G H I J K L M N SCHEMATIC DIAGRAMS YST-FSW150 MAIN 1 YST-FSW150/YST-FSW050 MAIN (1) POWER AMP.
Service Manual
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A B C D E F G H I J K L M N YST-FSW150/YST-FSW050 1 MAIN YST-FSW050 2 INPUT 3 JK1 SYSTEM CONNECTOR 4 L.P.F. +15.0 0 IC1 0 0 5 MAIN (3) 6 (R, L models) MAIN (8) W11B POWER TRANSFORMER W7B W10B1 W12B 7 W13B W10B2 W14B W6B W10B3 W6A 8 W7A MAIN (6) CB12 ...
A B C D E F G H I J K L M N YST-FSW150/YST-FSW050 1 MAIN YST-FSW050 2 INPUT 3 JK1 SYSTEM CONNECTOR 4 L.P.F. +15.0 0 IC1 0 0 5 MAIN (3) 6 (R, L models) MAIN (8) W11B POWER TRANSFORMER W7B W10B1 W12B 7 W13B W10B2 W14B W6B W10B3 W6A 8 W7A MAIN (6) CB12 ...
Service Manual
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YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 I REPLACEMENT PARTS LIST • ELECTRICAL COMPONENT PARTS WARNING G Components having special characteristics are marked s and must be replaced with parts having specifications equal to ...
YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 I REPLACEMENT PARTS LIST • ELECTRICAL COMPONENT PARTS WARNING G Components having special characteristics are marked s and must be replaced with parts having specifications equal to ...
Service Manual
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A B C D E YST-FSW150/YST-FSW050 1 • OVERALL ASS'Y YST-FSW150 *1 Used bushing, once removed, cannot be reused. placement parts. Packing A: 270 mm x 6 mm (10-5/8" x 1/4") Packing B: 154 mm x 6 mm (6-1/16" x 1/4") Packing C: 229 mm x 6 mm (9" x 1/4") Packing D: 83 ...
A B C D E YST-FSW150/YST-FSW050 1 • OVERALL ASS'Y YST-FSW150 *1 Used bushing, once removed, cannot be reused. placement parts. Packing A: 270 mm x 6 mm (10-5/8" x 1/4") Packing B: 154 mm x 6 mm (6-1/16" x 1/4") Packing C: 229 mm x 6 mm (9" x 1/4") Packing D: 83 ...