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SERVICE MANUAL

US Model

Canadian Model

AEP Model

UK Model

E Model

SA-WM250

ACTIVE SUBWOOFER

Ver 1.0  2004.03

Sony Corporation

Home Audio Company

Published by Sony Engineering Corporation

9-877-696-01

2004C04-1

© 2004.03

AUDIO POWER SPECIFICATIONS

POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
With 6 ohm loads, from 28 – 200 Hz; rated 100 watts,
minimum RMS power, with no more than 0.8 % total
harmonic distortion from 250 milliwatts to rated
output.

System

Type

Active Subwoofer (magnetically shielded design)

Speaker unit

Woofer: 20 cm dia. (8 in.), cone type

RMS output

100 W (6 Ohms, 40 Hz, 10% THD)

Frequency range

28 Hz – 200 Hz

High frequency cut-off frequency

50 Hz – 200 Hz

Phase selector

NORMAL, REVERSE

SPECIFICATIONS

Inputs

Input jacks

INPUT: input pin jack
SPEAKER IN: input terminals

Output jacks

SPEAKER OUT: output terminals

General

Power requirements

Taiwan models: 110 V AC, 50 Hz
USA and Canada models: 120 V AC, 60 Hz
Other models: 230 V AC, 50/60 Hz

Power consumption

100 W

Dimensions

Approx. 290 

×

 355 

×

 387 mm

(11

 3/8

 

×

 14 

×

 15

 1/4

 in.) (w/h/d)

Mass

11.5 kg (25 lb 6 oz)

Supplied accessories

Foot pads (4)
Audio connecting cord (1 phono – 1 phono),
2 m (6 ft 6

 1/2

 in.) (1)

Speaker cords, 2.5 m (8 ft 2

 1/2

 in.) (2)

Design and specifications are subject to change without notice.

Содержание SA WM250 - Subwoofer - 100 Watt

Страница 1: ...fer 20 cm dia 8 in cone type RMS output 100 W 6 Ohms 40 Hz 10 THD Frequency range 28 Hz 200 Hz High frequency cut off frequency 50 Hz 200 Hz Phase selector NORMAL REVERSE SPECIFICATIONS Inputs Input jacks INPUT input pin jack SPEAKER IN input terminals Output jacks SPEAKER OUT output terminals General Power requirements Taiwan models 110 V AC 50 Hz USA and Canada models 120 V AC 60 Hz Other models...

Страница 2: ...ON AU COMPOSANT AYANT RAPPORT À LA SÉCURITÉ LES COMPOSANTS IDENTIFIÉS PAR UNE MARQUE 0 SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY TABLE OF CONTENTS 1 GENERAL Location of Controls 3 2 DIAGRAMS 2 1 Note ...

Страница 3: ... subwoofer to the amplifier Connect the SPEAKER IN terminals of the subwoofer to the amplifier s SPEAKER B terminals using the supplied speaker cords When using the double A B sets of speakers make sure that you select the A B position with your amplifier Note When you are using SPEAKER A terminal front speaker only or when the power of the amplifier is turned off turn down the volume or turn off ...

Страница 4: ...500 C409 C410 C313 JW128 R313 R315 D302 C406 R207 C203 C204 R208 R210 R205 R215 R216 C210 R217 C305 C304 R504 C601 D602 R601 D205 D206 C205 C206 JW123 JW105 IC203 IC202 JW107 CN201 JW108 JW132 JW109 R305 C311 CN202 JW110 R314 JW111 JW129 R306 JW101 CNP111 C404 JW404 JW403 JW103 JW104 C211 C209 JW117 JW118 R211 JW120 JW121 JW131 JW122 JW133 JW134 JW119 R310 C403 JW135 C316 C317 C318 C314 CN204 JW12...

Страница 5: ... R701 D202 D201 JW204 JW205 JW209 JW701 JW702 JW206 R202 R201 R203 R708 R707 R706 R704 R705 R702 R102 R104 R101 R106 R105 R108 R109 R107 R703 R110 R204 2 4 PRINTED WIRING BOARD INPUT CONTROL SECTION Refer to page 3 for Circuit Boards Location Uses unleaded solder Page 4 Page 4 D201 C 12 D202 C 12 D203 C 11 D204 C 12 IC201 C 10 IC701 C 2 Semiconductor Location Ref No Location ...

Страница 6: ... WIRING BOARDS POWER SECTION Refer to page 3 for Circuit Boards Location Uses unleaded solder 1 A B C D E F G H I 2 3 4 5 6 7 8 9 10 11 12 13 14 CN1 CN2 FH951 C2 CNP401 FH901 F901 JW2 JW1 C901 S901 CN3 CN901 D901 Page 4 Page 4 ...

Страница 7: ...R311 R312 R313 R315 R317 R500 R501 R502 R503 R504 R505 R506 R507 R508 R701 R702 R703 R704 R705 R706 R707 R708 C209 C201 C701 C702 CN101 CN202 R205 C203 C204 C205 C206 C317 C316 C703 C704 C705 C706 C601 R601 C301 C314 C302 C303 C308 C307 C306 C304 C305 C309 C310 R314 C503 C502 C405 C406 R402 R401 R403 R404 C403 C404 C318 CN2 CN3 R215 R216 C210 C801 TM101 RY301 IC201 2 2 IC201 1 2 IC202 1 2 IC202 2 ...

Страница 8: ...8 8 SA WM250 IC301 STK404 130S MAIN Board 2 7 IC BLOCK DIAGRAM 1 2 3 4 5 6 7 8 9 10 11 12 13 ...

Страница 9: ... model SP Singapore model TW Taiwan model R R 1 A 4713 812 A SPEAKER CABINET ASSY BLACK BLACK 1 A 4715 636 A SPEAKER CABINET ASSY WOOD WOOD 2 4 229 774 01 SCREW TAPPING HEXAGON SOCKET 3 4 253 174 01 GRILLE FRAME 4 3 905 609 31 SCREW TRANSISTOR 5 3 703 244 00 BUSHING 2104 CORD 06 1 769 744 11 CORD POWER AEP UK SP MY 06 1 783 820 11 CORD POWER US CND 06 1 827 597 41 CORD POWER TW 7 4 999 482 81 KNOB...

Страница 10: ...963 11 ELECT 4 7uF 20 50V C704 1 131 702 11 FILM 0 68uF 5 50V C705 1 136 157 00 FILM 0 022uF 5 50V C706 1 126 965 11 ELECT 22uF 20 50V CONNECTOR CN101 1 779 179 11 CONNECTOR B5B XH A 5P CN701 1 784 931 11 PIN CONNECTOR 5P DIODE D201 8 719 991 33 DIODE 1SS133T 77 D202 8 719 991 33 DIODE 1SS133T 77 D203 8 719 991 33 DIODE 1SS133T 77 D204 8 719 991 33 DIODE 1SS133T 77 IC IC201 8 759 636 74 IC M5218AP...

Страница 11: ...3 DIODE 1SS133T 77 D502 8 719 991 33 DIODE 1SS133T 77 D602 8 719 991 33 DIODE 1SS133T 77 GROUND TERMINAL G1 1 537 738 21 TERMINAL GROUND G2 1 537 738 21 TERMINAL GROUND IC IC202 8 759 636 74 IC M5218AP 22 IC203 8 759 636 74 IC M5218AP 22 IC301 6 600 091 01 IC STK404 130S TRANSISTOR Q501 8 729 119 78 TRANSISTOR 2SC2785 HFE Q502 8 729 178 42 TRANSISTOR 2SC2784 F Q503 8 729 119 78 TRANSISTOR 2SC2785 ...

Страница 12: ...5V US CND TW SP901 1 825 004 13 SPEAKER 20cm WOOFER 0T901 1 439 624 11 TRANSFORMER POWER AEP UK SP MY 0T901 1 439 625 11 TRANSFORMER POWER US CND TW ACCESSORIES 1 769 329 21 CORD CONNECTION PIN PIN AUDIO 1 769 433 23 CORD SPEAKER 2 5m 0 1 770 019 11 ADAPTOR CONVERSION PLUG 3P UK 4 235 237 01 FOOT BLACK WOOD AEP UK TW 4 252 451 11 MANUAL INSTRUCTION ENGLISH FRENCH SPANISH US CND 4 252 451 21 MANUAL...

Страница 13: ...13 SA WM250 MEMO ...

Страница 14: ...N HISTORY Clicking the version allows you to jump to the revised page Also clicking the version at the upper on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2004 03 New ...

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