Sony HT-SL5 / SA-WMSP3 Service Manual ▷ View online
SA-WMSP3
AEP Model
UK Model
SERVICE MANUAL
ACTIVE SUBWOOFER
Ver 1.0 2002. 07
SPECIFICATION
Speaker system
Active subwoofer,
magnetically shielded
magnetically shielded
Speaker unit
Woofer: 20 cm cone type
Enclosure type
Acoustically loaded bass
reflex
reflex
Continuous RMS power output
(6 ohms, 20 – 250 Hz)
(6 ohms, 20 – 250 Hz)
100 W
Reproduction frequency range
28Hz – 200 Hz
High frequency cut-off frequency
150 Hz
Input
LINE IN (input pin jacks)
Power requirements
Power consumption
100 W
Dimensions
(w/h/d)
Approx. 272 326 405
mm (10 3/4 12 7/8 16
inches) including front
panel
mm (10 3/4 12 7/8 16
inches) including front
panel
Mass
10.0 kg (22 lb 1 oz)
230V AC, 50/60 Hz
×
×
×
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Sony Corporation
Home Audio Company
Published by Sony Engineering Corporation
9-874-107-01
2002G1600-1
© 2002.07
• SA-WMSP3 is the sub woofer section in
HT-SL5.
2
SA-WMSP3
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH
MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS
LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS
LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
1. DIAGRAMS
········································································ 3
1-1. Printed Wiring Boards ···················································· 5
1-2. Schematic Diagrams ······················································· 6
1-2. Schematic Diagrams ······················································· 6
2. EXPLODED VIEWS
························································ 7
2-1. Front Section ··································································· 7
2-2. Amp Section ···································································· 8
2-2. Amp Section ···································································· 8
3. ELECTRICAL PARTS LIST
········································· 9
TABLE OF CONTENTS
3
SA-WMSP3
SECTION 1
DIAGRAMS
Note on Printed Wiring Boards:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
• b : Pattern from the side which enables seeing.
• Indication of transistor
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µF unless otherwise noted. p: pF. 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• 2 : nonflammable resistor.
• 5 : fusible resistor.
• All resistors are in
• 5 : fusible resistor.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specified.
• C : panel designation.
• A : B+ Line.
• B : B– Line.
• B : B– Line.
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : Power on
no mark : Power on
• Voltages are taken with a VOM (Input impedance 10M
Ω).
Voltage variations may be noted due to normal preduction
tolerances.
tolerances.
• Signal path.
F
: AUDIO
The components identified by mark 0 or
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
dotted line with mark 0 are critical for safety.
Replace only with part number specified.
B
These are omitted.
C
E
4
SA-WMSP3
• CIRCUIT BOARD LOCATION
LED board
SWITCH board
INPUT JACK board
MAIN board
CONTROL board
POWER TRANS board
