Sony SA-WM500 Service Manual
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Sony SA-WM500 Service Manual

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See also: Instruction Manual
SERVICE MANUAL
Ver. 1.3 2006.08
AUDIO POWER SPECIFICATIONS
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:
With 6 ohm loads, from 20 – 200 Hz; rated 150 watts, minimum RMS
power, with no more than 0.7 % total harmonic distortion from 250
milliwatts to rated output.
System
Type
Active Subwoofer (magnetically shielded design)
Speaker unit
Woofer: 30 cm dia. (12 in.), cone type
Amplifier section
Continuous RMS output : (0.7%) 150W
Reproduction frequency range
20 Hz – 200 Hz
High frequency cut-off frequency
50 Hz – 200 Hz
Phase selector
NORMAL, REVERSE
Inputs
Input jacks
LINE IN: input pin jack
SPEAKER IN: input terminals
Output jacks
LINE OUT: output pin jack
SPEAKER OUT: output terminals
Sony Corporation
9-877-136-04
Home Audio Division
2006H02-1
Published by Sony Techno Create Corporation
© 2006.08
SA-WM500

SPECIFICATIONS

General
Power requirements
USA and Canada models: 120 V AC, 60 Hz
AEP, UK, MY, SP, TH models: 230 V AC, 50/60 Hz
AUS model : 240V AC, 50/60 Hz
TW model : 110 V AC, 60Hz
Power consumption
120 W
Dimensions
Approx. 360 x 425 x 412 mm
1
3
(14
/
x 16
/
x 16
4
4
Mass
18 kg (39.6 lb 1oz)
Supplied accessories
Foot pads (4)
Audio connecting cord (1 phono – 1 phono),
2 m (6 ft 6
1
/
in.) (1)
2
Speaker cords, 2.5 m (8 ft 2
Design and specifications are subject to change without notice.
US Model
Canadian Model
AEP Model
UK Model
E Model
Australian Model
1
/
in.) (w/h/d)
4
1
/
in.) (2)
2
ACTIVE SUBWOOFER

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  • Page 1: Specifications

    Inputs Input jacks LINE IN: input pin jack SPEAKER IN: input terminals Output jacks LINE OUT: output pin jack SPEAKER OUT: output terminals ACTIVE SUBWOOFER Sony Corporation 9-877-136-04 Home Audio Division 2006H02-1 Published by Sony Techno Create Corporation © 2006.08...

  • Page 2: Table Of Contents

    SONY PARTS WHOSE PART NUMBERS APPEAR AS FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT LISHED BY SONY. DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS...

  • Page 3: General

    SA-WM500 SECTION 1 GENERAL This section is extracted from instruction manual. • Location of controls POWER SAVE AUTO LEVEL CUT OFF FREQ PHASE POWER NORMAL REVERSE POWER POWER indicator 50Hz 200Hz LEVEL PHASE CUT OFF FREQ...

  • Page 4: Diagrams

    SA-WM500 Ver. 1.3 SECTION 2 DIAGRAMS THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) For Schematic Diagrams. Note: For Printed Wiring Boards. • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or Note : less are not indicated except for electrolytics and tantalums.

  • Page 5: Printed Wiring Boards

    SA-WM500 Ver. 1.3 2-2. PRINTED WIRING BOARDS See page 4 for Notes. See page 4 for Circuit Boards Location. MAIN BOARD Semiconductor Location Ref. No. Location POWER AMP BOARD LED BOARD D301 D302 D400 D401 D501 D502 1-686-991- (11) D503...

  • Page 6: Schematic Diagram

    SA-WM500 Ver. 1.3 2-3. SCHEMATIC DIAGRAM See page 4 for Notes.

  • Page 7: Exploded Views

    SA-WM500 SECTION 3 Ver. 1.3 EXPLODED VIEWS NOTE : • The mechanical parts with no reference number in the • -XX, -X mean standardized parts, so they exploded views are not supplied. may have some difference from the original The components identified by •...

  • Page 8: Electrical Parts List

    SA-WM500 Ver. 1.3 SECTION 4 CONTROL MAIN ELECTRICAL PARTS LIST NOTE : • Items marked “ * ”are not stocked since they • Due to standardization, replacements in the are seldom required for routine service. Some parts list may be different from the parts...
  • Page 9 SA-WM500 MAIN POWER AMP Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C811 1-136-165-00 FILM 0.1uF R506 1-260-107-11 CARBON 4.7K 1/2W C812 1-136-165-00 FILM 0.1uF R507 1-249-417-11 CARBON 1/4W F R508 1-249-417-11 CARBON 1/4W F < DIODE >...
  • Page 10 SA-WM500 Ver. 1.3 POWER AMP POWER SUPPLY POWER SWITCH Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C709 1-104-665-11 ELECT 100uF POWER SWITCH BOARD C710 1-102-824-00 CERAMIC 470PF ****************** C711 1-128-582-11 ELECT 10uF 100V < CONNECTOR>...
  • Page 11 SA-WM500 MEMO...
  • Page 12 SA-WM500 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2003.03...

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