Yamaha FSW150 Service Manual
Yamaha FSW150 - YST Subwoofer - 75 Watt Manual
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Yamaha FSW150 manual content summary:
- Yamaha FSW150 | Service Manual - Page 1
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 authorized YAMAHA Retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry - Yamaha FSW150 | Service Manual - Page 2
YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 I TO SERVICE PERSONNEL 1. Critical Components Information Components having 0.5mA. G Be sure to test for leakage with the AC plug in both polarities. For U model "CAUTION" "F1: FOR CONTINUED PROTECTION AGAINST RISK OF FIRE, REPLACE ONLY WITH SAME TYPE - Yamaha FSW150 | Service Manual - Page 3
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 - Yamaha FSW150 | Service Manual - Page 4
YST-FSW150/YST-FSW050 I INTERNAL VIEW 12 3 4 5 YST-FSW150 1 Power Transformer 2 MAIN (7) P.C.B. (U, C, T, A, B, G, J models) MAIN (8) P.C.B. (R, L models) 3 MAIN (4) P.C.B. 4 MAIN (6) P.C.B. (R, L models) 5 Driver Woofer 6 MAIN (1) P.C.B. 7 MAIN (2) P.C.B. 8 MAIN (3) P.C.B. 6 7 8 12 3 45 - Yamaha FSW150 | Service Manual - Page 5
YST-FSW150/ YST-FSW050 I FRONT PANELS • Front view • Bottom view YST-FSW150/YST-FSW050 YST-FSW150 Power indicator U, C, J models • Front view • Bottom view R, L models YST-FSW050 Power indicator U, C, J models R, L models 5 - Yamaha FSW150 | Service Manual - Page 6
- Yamaha FSW150 | Service Manual - Page 7
- Yamaha FSW150 | Service Manual - Page 8
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 wider blade end) * Used when removing the bottom grille ass'y and - Yamaha FSW150 | Service Manual - Page 9
YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 d. Remove 4 screws (1) and then pull out the driver. (Fig. 2) e. Disconnect the connector connected to the terminal of the Driver. (Fig. 2) E 1 JHʣ F JHʣ 1 Driver $POOFDUPS ίωΫλʔ - Yamaha FSW150 | Service Manual - Page 10
YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 3. Removal of front panel ass'y * The front panel ass'y is dowels are fitted into dowel holes without applying quick-drying bond or the like.) YST-FSW150 Flatblade screwdriver 44 44 44 44 B JH C 44 JHʣ D "44 JH 44 44 - Yamaha FSW150 | Service Manual - Page 11
YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 4. Removal of rear panel ass'y a. Remove 8 screws (4). (Fig. 5) * Screws (4) are identified with arrow marks ( ). b. Remove the rear panel ass'y. (Fig. 5) c. Remove 2 bushings. (Fig. 5) * Used bushing, - Yamaha FSW150 | Service Manual - Page 12
/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 - Yamaha FSW150 | Service Manual - Page 13
G YST-FSW150 MAIN (1) P.C.B. (Side A) POWER OFF/SYSTEM ON Power indicator IC3 COM OUT 8 IC6 C8 1 E +10 JK1 S1 B, G models SYSTEM CONNECTOR INPUT SO E S4 I J YST-FSW150/YST-FSW050 • Semiconductor Location Ref no WOOFER C56 G3 B, G models W10B1 W10B2 W10B3 W10B1 W10B2 W10B3 13 - Yamaha FSW150 | Service Manual - Page 14
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 L2 JK1 CB2 S1 +10 E COM IN OUT IC4 IC5 IN COM OUT SYSTEM CONNECTOR INPUT C8 K, B, G models MAIN - Yamaha FSW150 | Service Manual - Page 15
G H I J K L M N SCHEMATIC DIAGRAMS YST-FSW150 MAIN 1 YST-FSW150/YST-FSW050 MAIN (1) POWER AMP. IC3 0 0.2 0.2 -42.1 +14.8 +1.8 +1.2 -1.1 -42.6 +42.4 0 0 OUT1 +IN1 -IN1 -Vcc +IN2 -IN2 OUT2 +Vcc 2 +42.4 +42.4 +42.4 -11.2 0 0 3 INPUT JK1 SYSTEM CONNECTOR 4 L.P.F. +14.8 0 IC1 - Yamaha FSW150 | Service Manual - Page 16
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 CB11 W13A - Yamaha FSW150 | Service Manual - Page 17
YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 .RFLCT : PHOTO REFLECTOR PIN.TEST : PIN,TEST POINT PLST.RIVET : PLASTIC RIVET TERMINAL SCR.TR : SCREW,TRANSISTOR SUPRT.PCB : SUPPORT,P.C.B. SURG.PRTCT : SURGE PROTECTOR SW.TACT : : PULSE TRANSFORMER TRANS.PWR : POWER TRANSFORMER ASS'Y TUNER.AM : - Yamaha FSW150 | Service Manual - Page 18
YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 YST-FSW150 P.C.B. MAIN 3FG/P ñ ñ ñ ñ s s s s 1BSU/P %FTDSJQUJPO ✻ New Parts 18 3FNBSLT .BSLFUT ęē ĉĎ ĉĎ ĉĎ ĉĎ ϥϯΫ - Yamaha FSW150 | Service Manual - Page 19
YST-FSW150/ YST-FSW050 YST-FSW150 3FG/P s ċù÷ s čø s čø s s s s s ęĠø s ęĠù s ĚĞø s P.C.B. MAIN 1BSU/P %FTDSJQUJPO 3FNBSLT YST-FSW150/YST-FSW050 .BSLFUT ęē ϥϯΫ ÷ù ÷ù ÷ø ÷ü ÷û ÷ý ÷û ✻ New Parts 19 - Yamaha FSW150 | Service Manual - Page 20
YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 YST-FSW050 P.C.B. MAIN 3FG/P ñ ñ ñ ñ s s s s 1BSU/P %FTDSJQUJPO ✻ New Parts 20 3FNBSLT .BSLFUT ęē ĒĉĎ ĒĉĎ ϥϯΫ ÷ø ÷ø - Yamaha FSW150 | Service Manual - Page 21
YST-FSW150/ YST-FSW050 YST-FSW050 3FG/P s ċù÷ s čø s s s s s ęĠø s ęĠù s ĚĞø s P.C.B. MAIN 1BSU/P %FTDSJQUJPO 3FNBSLT YST-FSW150/YST-FSW050 .BSLFUT ęē ϥϯΫ ÷ù ÷ù ÷ø ÷ü ÷û ÷ý ÷û ✻ New Parts 21 - Yamaha FSW150 | Service Manual - Page 22
A B C D E YST-FSW150/YST-FSW050 1 • OVERALL ASS'Y YST-FSW150 *1 Used bushing, once removed, cannot be reused. Be sure to use a new bushing in place of the removed used bushing 201 204 x 2 4-6 23 4-20 4-11 4-5 - Yamaha FSW150 | Service Manual - Page 23
ϘτϜύωϧ ϘτϜύωϧ ύοΩϯɹ̖ Ψεέοτ ÷ø Ϩοά ÷ù ÷ø ϒογϡ ÷ø YST-FSW150/YST-FSW050 3FG/P 1BSU/P %FTDSJQUJPO 3FNBSLT .BSLFUT ϥϯΫ ÷ø ÷ø ଐ ÷ý ÷ø ÷û ✻ New - Yamaha FSW150 | Service Manual - Page 24
A B C D E YST-FSW150/YST-FSW050 1 YST-FSW050 *1 Used bushing, once removed, cannot be reused. Be sure to use a new bushing in place of the removed used bushing 4-11 201 Packing C Packing D 202 2 4- - Yamaha FSW150 | Service Manual - Page 25
YST-FSW150/ YST-FSW050 YST-FSW150/YST-FSW050 3FG/P 1BSU/P %FTDSJQUJPO úù ñ úü úý ñ úþ 3FNBSLT .BSLFUT ϥϯΫ ÷ø ÷ø ÷ø ଐ ÷ý ÷û ✻ New Parts 25 - Yamaha FSW150 | Service Manual - Page 26
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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.
YST-FSW150/
YST-FSW050
■
CONTENTS
TO SERVICE PERSONNEL
..........................................
2
SPECIFICATIONS /
参考仕様
........................................
3
INTERNAL VIEW
...........................................................
4
FRONT PANELS
............................................................
5
REAR PANELS
..........................................................
6–7
DISASSEMBLY PROCEDURES
/
分解手順
...........
8–11
BLOCK DIAGRAM
.......................................................
12
PRINTED CIRCUIT BOARDS
................................
13–14
SCHEMATIC DIAGRAMS
......................................
15–16
REPLACEMENT PARTS LIST
..............................
17–25
101061
SERVICE
MANUAL
SUBWOOFER SYSTEM
YST-FSW150/YST-FSW050
2007
All rights reserved.
This manual is copyrighted by YAMAHA and may not be copied or
redistributed either in print or electronically without permission.
P.O.Box 1, Hamamatsu, Japan
'07.08
•
YST-FSW150
•
YST-FSW050