Sony SA-WMS225 User manual

SERVICE MANUAL
SS-V225 (Front and rear speakers)
Speaker system Full range, magnetically
shielded
Speaker units 5 × 9 cm, cone type
Enclosure type Bass reflex
Rated impedance 8 ohms
Po er handling capacity
Maximum input po er: 100 atts
Sensitivity level 86 dB (1 W, 1 m)
Frequency range 90 Hz - 20,000 Hz
Dimensions ( /h/d) Approx. 70 × 151 ×
126 mm, including front
grille
Mass Approx. 550 g each
SS-CN225 (Center speaker)
Speaker system Full range × 2,
magnetically shielded
Speaker units 5 ×9 cm, cone type
Enclosure type Bass reflex
Rated impedance 8 ohms
Po er handling capacity
Maximum input po er: 120 atts
Sensitivity level 88 dB (1 W, 1 m)
Frequency range 90 Hz - 20,000 Hz
Dimensions ( /h/d) Approx. 301 × 70 ×
126 mm, including front
grille
Mass Approx. 1.1 kg
SA-WMS225 (subwoofer)
Speaker system Active sub oofer,
magnetically shielded
Speaker unit Woofer: 16 cm, cone type
Enclosure type Advanced SAW type
Amplifire section
Continuous RMS po er output
50 W(8 ohms, 20 - 150 Hz,
0.8% THD)
Reproduction frequency range
28 Hz - 200 Hz
High frequency cut-off frequency
200 Hz
Inputs
LINE IN (input pin jack)
SPEAKER IN (input terminals)
Outputs
LINE OUT (output pin jack)
SPEAKER OUT (output terminals)
General
Po er requirements 220 - 230 V AC, 50/60 Hz
Po er consumptions 50 W
Dimensions ( /h/d) Approx. 205 × 385 × 385
mm, including front grille
Mass Approx. 10.5 kg
Supplied accessories
Foot pads (20)
Monaural connecting cord (1 phono to 1 phono) (1)
Speaker connecting cords, 10 m (2)
Speaker connecting cords, 3.5 m (3)
Speaker connecting cords, 2.5 m (2)
Design and specifications are subject to change ithout
notice.
MICRO SATELLITE SYSTEM
AEP Model
UK Model
Ver 1.0 2001.02
9-929-575-11 Sony Corporation
2001B0500-1 Audio Entertainment Group
C2001.2 General Engineering Dept.
SPECIFICATIONS
SA-VE225/WMS225/
SS-CN225/V225
• SA-VE225 consists of the following models respectively.
SA-VE225
Active Subwoofer SA-WMS225
Center Speaker SS-CN225
Front and Rear Speakers SS-V225
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK 0OR DOTTED
LINE WITH MARK 0ON 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 PUB-
LISHED BY SONY.
SA-WMS225 SS-V225 SS-CN225
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TEL [phone] QQ 376315150 892498299 TEL [phone] QQ 376315150 892498299
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2
SA-VE225/WMS225/SS-CN225/V225
SECTION 1
DIAGRAMS
1-1. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
Note on PrintedWiring Boards:
•X: parts extracted from the component side.
•: Pattern from the side which enables seeing.
Note on Schematic Diagram:
•All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
•All resistors are in Ωand 1/4W or less unless otherwise
specified.
•2: nonflammable resistor.
•5: fusible resistor.
•C: panel designation.
•A: B+ Line.
•B: B–Line.
•Voltages are dc with respect to ground under no-signal
conditions.
•Voltagesare takenwithaVOM (Input impedance10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
•Signal path.
F: AUDIO
Note: The components identified by mark 0or dotted line
with mark 0are critical for safety.
Replace only with part number specified.
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TEL [phone] QQ 376315150 892498299 TEL [phone] QQ 376315150 892498299
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SA-VE225/WMS225/SS-CN225/V225
33
THERMAL
SHUTDOWN
BIPOLAR
TRANSCONDACTANCE
INPUT STAGE
STANDBY/
MUTE
BOOST-
STRAP
MOS GAIN &
LEVEL SHIFTING
STAGE
STBY-GND
IN– IN+
IN+ MUTE
NC
BOOSTSTRAP
+VS –VS
STBY
MUTE
NC NC
+PWVS
OUT
–PWVS
14 1512 1310 118 96 753 41 2
+
–MOS
OUTPUT
STAGE
SHORT
CIRCUIT
PROTECTION
1 2 3 4 5 6 7 8
OVER LOAD DET
F/F
OFFSET DET
LATCH/
AUTORESET
V
CC ON
MUTE
AC OFF
DET
OVER LOAD DET
OFFSET DET
AUTO RESET
AC OFF DET
GND
RELAY DRIVE VCC ON MUTE
VCC
• IC Block Diagrams
– MAIN Board –
IC302 µPC1237HA
•Circuit Boards Location
SA-WMS225
POWER IC board
POWER SW board
LED board
CONTROL board
MAIN board
– POWER IC Board –
IC401 TDA7294
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TEL [phone] QQ 376315150 892498299 TEL [phone] QQ 376315150 892498299
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SA-VE225/WMS225/SS-CN225/V225
44
LED BOARD
LEVEL
MODE
MUSIC
MOVIE
(POWER)
SP1
(SPEAKER)
11
1-676-716- (13)
11
(13)
11
(13)
11
(11)
MAIN BOARD
POWER
T501
POWER
TRANSFORMER
AC
IN
11
(13)
CONTROL BOARD
POWER SW
BOARD
POWER IC BOARD
SPEAKER
RL
OUT IN
r
1-676-713
LINE
1-677-993-
1-676-714-
1-676-565-
R102 R101
R103 R104
12
A
B
C
D
E
F
G
H
34567891011
1-2. PRINTED WIRING BOARDS (SA-WMS225) •See page 3 for Circuit Boards Location.
•Semiconductor
Location
Ref. No. Location
D101 G-11
D102 F-11
D103 G-10
D104 G-10
D301 F-8
D302 F-8
D303 F-5
D304 D-8
D501 G-5
D502 G-7
D503 H-7
D801 B-7
IC101 G-11
IC102 G-9
IC103 E-11
IC201 B-3
IC302 E-10
IC401 B-10
Q101 G-9
Q102 G-8
Q103 E-10
Q303 D-9
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TEL [phone] QQ 376315150 892498299 TEL [phone] QQ 376315150 892498299
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SA-VE225/WMS225/SS-CN225/V225
55
OVER LOAD DET OFFSET DET AUTO RESET AC OFF DET GND VCC ON MUTE VCC RELAY DRIVE
(1/2)
(1/2)
(2/2)
(2/2)
(2/2)
(1/2)
MIX AMP
(1/2)
(1/2)
HIGH-PASS FILTER
(2/2)
LOW-PASS FILTER
(2/2)
1A 250V
BUFFER
(1/2)
3
2
1
(2/2)
(CHASSIS)
D304
1SS133
7P
7P
RBA-402-SL
RBA-402-SL
RBA-406B
1-3. SCHEMATIC DIAGRAM (SA-WMS225) •See page 3 for IC Block Diagrams.
The components identified by mark 0or dotted
line with mark 0are critical for safety.
Replaceonly with part number specified.
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TEL [phone] QQ 376315150 892498299 TEL [phone] QQ 376315150 892498299
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SA-VE225/WMS225/SS-CN225/V225
66
2-1. FRONT PANEL SECTION (SA-WMS225)
SECTION 2
EXPLODED VIEWS
The components identified by
mark 0or dotted line with mark
0are critical for safety.
Replace only with part number
specified.
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Accessories and packing materials are given
in the last of the electrical parts list.
• Hardware (# mark) list and accessories and
packing materials are given in the last of the
electrical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
↑↑
Parts Color Cabinet's Color
2-2. REAR PANEL SECTION (SA-WMS225)
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
1 X-4952-542-1 FRAME ASSY, GRILLE (BLACK)
1 X-4953-558-1 FRAME ASSY, GRILLE (SILVER)
2 X-4952-603-1 PANEL ASSY, FRONT (BLACK)
2 X-4953-559-1 PANEL ASSY, FRONT (SILVER)
3 4-973-938-41 KNOB (A), PUSH (BLACK)
3 4-973-938-71 KNOB (A), PUSH (SILVER)
4 4-227-298-01 SHEET
5 4-226-228-01 KNOB (VOL) (BLACK)
5 4-226-228-11 KNOB (VOL) (SILVER)
7 1-676-565-11 LED BOARD
8 1-676-716-11 POWER SW BOARD
9 A-4428-444-A CONTROL BOARD, COMPLETE
10 A-4411-960-A CABINET ASSY, SPEAKER (BLACK)
10 A-4412-745-A CABINET ASSY, SPEAKER (SILVER)
11 4-981-864-01 FOOT
12 4-226-227-01 PACKING (D)
SP1 1-529-589-11 SPEAKER (16cm)
51 1-676-714-11 POWER IC BOARD
052 1-777-071-21 CORD, POWER
*53 3-703-244-00 BUSHING (2104), CORD
54 4-227-118-61 PANEL, REAR
55 A-4720-478-A MAIN BOARD, COMPLETE
0T501 1-435-895-11 TRANSFORMER, POWER
The components identified by mark 0or dotted
line with mark 0are critical for safety.
Replace only with part number specified.
1
10
35
7
911
4
8
not supplied
12
2
supplied with
RV201, S201
rear panel section
#3
#3
#8
#8
SP1
#2
#2
#9
#7
#7
#3
#3
#3
#3
#4
#4
#4
#6
not supplied
not supplied
not supplied
T501
53
54
51
55
52
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TEL [phone] QQ 376315150 892498299 TEL [phone] QQ 376315150 892498299
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7
SA-VE225/WMS225/SS-CN225/V225
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
2-3. SS-CN225
101 X-4952-574-1 PANEL ASSY, FRONT (BLACK)
101 X-4953-560-1 PANEL ASSY, FRONT (SILVER)
102 3-703-564-31 SCREW (DIA. 3.5)
103 X-4952-575-1 CABINET ASSY, SPEAKER (BLACK)
103 X-4953-561-1 CABINET ASSY, SPEAKER (SILVER)
104 1-694-516-11 TERMINAL, SPEAKER (BLACK)
104 1-694-516-21 TERMINAL, SPEAKER (SILVER)
SP2 1-529-578-11 SPEAKER (5X9cm)
SP3 1-529-578-11 SPEAKER (5X9cm)
101
not supplied
103
102
104
#1
SP2
SP3
#5
#5
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TEL [phone] QQ 376315150 892498299 TEL [phone] QQ 376315150 892498299
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8
SA-VE225/WMS225/SS-CN225/V225
2-4. SS-V225
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
151 X-4952-572-1 PANEL ASSY, FRONT (BLACK)
151 X-4953-562-1 PANEL ASSY, FRONT (SILVER)
152 3-703-564-31 SCREW (DIA. 3.5)
153 X-4952-573-1 CABINET ASSY, SPEAKER (BLACK)
153 X-4953-563-1 CABINET ASSY, SPEAKER (SILVER)
154 1-164-516-11 TERMINAL, SPEAKER (BLACK)
154 1-164-516-21 TERMINAL, SPEAKER (SILVER)
SP4 1-529-577-11 SPEAKER (5X9cm)
151
SP4
153
#1
#5
154
152
not supplied
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TEL [phone] QQ 376315150 892498299 TEL [phone] QQ 376315150 892498299
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9
SA-VE225/WMS225/SS-CN225/V225
CONTROL
LED MAIN
SECTION 3
ELECTRICAL PARTS LIST
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
A-4428-444-A CONTROL BOARD, COMPLETE
*************************
< CAPACITOR >
C201 1-162-215-31 CERAMIC 47PF 5% 50V
C203 1-126-964-11 ELECT 10uF 20% 50V
C204 1-126-964-11 ELECT 10uF 20% 50V
C205 1-126-964-11 ELECT 10uF 20% 50V
C206 1-126-964-11 ELECT 10uF 20% 50V
C207 1-130-495-00 MYLAR 0.1uF 5% 50V
C208 1-130-495-00 MYLAR 0.1uF 5% 50V
< CONNECTOR >
*CN201 1-564-511-11 PLUG, CONNECTOR 8P
< IC >
IC201 8-759-634-50 IC M5218AL
< RESISTOR >
R201 1-249-429-11 CARBON 10K 5% 1/4W
R203 1-249-429-11 CARBON 10K 5% 1/4W
R204 1-249-429-11 CARBON 10K 5% 1/4W
R205 1-249-429-11 CARBON 10K 5% 1/4W
R206 1-249-433-11 CARBON 22K 5% 1/4W
< VARIABLE RESISTOR >
RV201 1-225-826-11 RES, VAR, CARBON 20K (LEVEL)
< SWITCH >
S201 1-771-632-11 SWITCH, ROTARY (MODE)
**************************************************************
1-676-565-11 LED BOARD
**********
< CONNECTOR >
CN801 1-564-505-11 PLUG, CONNECTOR 2P
< LED >
D801 8-719-038-54 LED SEL6414E-LC05 (POWER)
**************************************************************
NOTE:
•Due to standardization, replacements in the
parts list may be different from the parts speci-
fied in the diagrams or the components used
on the set.
•-XX and -X mean standardized parts, so they
may have some difference from the original
one.
•RESISTORS
All resistors are in ohms.
METAL: Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F: nonflammable
•Items marked “*”are not stocked since they
are seldom required for routine service.
Some delay should be anticipated when order-
ing these items.
•SEMICONDUCTORS
In each case, u: µ, for example:
uA. . : µA. . uPA. . : µPA. .
uPB. . : µPB. . uPC. . : µPC. .
uPD. . : µPD. .
•CAPACITORS
uF: µF
•COILS
uH: µH
The components identified by
mark 0or dotted line with mark
0are critical for safety.
Replace only with part number
specified.
When indicating parts by reference
number, please include the board.
A-4720-478-A MAIN BOARD, COMPLETE
*********************
< CAPACITOR >
0C1 1-113-924-11 CERAMIC 0.0047uF 20% 250V
0C2 1-113-924-11 CERAMIC 0.0047uF 20% 250V
C101 1-162-286-31 CERAMIC 220PF 10% 50V
C102 1-162-286-31 CERAMIC 220PF 10% 50V
C103 1-162-286-31 CERAMIC 220PF 10% 50V
C104 1-126-964-11 ELECT 10uF 20% 50V
C105 1-162-215-31 CERAMIC 47PF 5% 50V
C106 1-162-286-31 CERAMIC 220PF 10% 50V
C107 1-136-167-00 MYLAR 0.15uF 5% 50V
C108 1-136-159-00 MYLAR 0.033uF 5% 50V
C109 1-136-169-00 MYLAR 0.22uF 5% 50V
C110 1-136-169-00 MYLAR 0.22uF 5% 50V
C111 1-136-169-00 MYLAR 0.22uF 5% 50V
C112 1-136-169-00 MYLAR 0.22uF 5% 50V
C113 1-136-165-00 MYLAR 0.1uF 5% 50V
C114 1-136-165-00 MYLAR 0.1uF 5% 50V
C115 1-136-169-00 MYLAR 0.22uF 5% 50V
C301 1-126-964-11 ELECT 10uF 20% 50V
C302 1-136-165-00 MYLAR 0.1uF 5% 50V
C303 1-126-933-11 ELECT 100uF 20% 16V
C304 1-136-165-00 MYLAR 0.1uF 5% 50V
C305 1-126-964-11 ELECT 10uF 20% 50V
C306 1-126-933-11 ELECT 100uF 20% 16V
C307 1-126-963-11 ELECT 4.7uF 20% 50V
C308 1-104-664-11 ELECT 47uF 20% 25V
C501 1-136-165-00 MYLAR 0.1uF 5% 50V
C502 1-136-165-00 MYLAR 0.1uF 5% 50V
C503 1-119-940-51 ELECT 4700uF 20% 50V
C504 1-119-940-51 ELECT 4700uF 20% 50V
C505 1-104-665-11 ELECT 100uF 20% 25V
C506 1-104-665-11 ELECT 100uF 20% 25V
C507 1-126-964-11 ELECT 10uF 20% 50V
C508 1-126-964-11 ELECT 10uF 20% 50V
C509 1-136-165-00 MYLAR 0.1uF 5% 50V
C510 1-136-165-00 MYLAR 0.1uF 5% 50V
C511 1-136-165-00 MYLAR 0.1uF 5% 50V
C512 1-136-165-00 MYLAR 0.1uF 5% 50V
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TEL [phone] QQ 376315150 892498299 TEL [phone] QQ 376315150 892498299
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Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
10
SA-VE225/WMS225/SS-CN225/V225
MAIN POWER IC
< CONNECTOR >
*CN101 1-564-511-11 PLUG, CONNECTOR 8P
*CN301 1-564-510-11 PLUG, CONNECTOR 7P
*CN302 1-565-792-11 PIN, CONNECTOR 2P
*CN501 1-580-230-11 PIN, CONNECTOR (PC BOARD) 2P
*CN502 1-564-687-11 PIN, CONNECTOR 3P
< DIODE >
D101 8-719-991-33 DIODE 1SS133T-77
D102 8-719-991-33 DIODE 1SS133T-77
D103 8-719-991-33 DIODE 1SS133T-77
D104 8-719-991-33 DIODE 1SS133T-77
D301 8-719-991-33 DIODE 1SS133T-77
D302 8-719-991-33 DIODE 1SS133T-77
D303 8-719-991-33 DIODE 1SS133T-77
D304 8-719-991-33 DIODE 1SS133T-77
D501 8-719-312-47 DIODE RBA-406B
D502 8-719-025-03 DIODE RBA-402-SL
D503 8-719-025-03 DIODE RBA-402-SL
< FUSE >
0F501 1-532-463-31 FUSE (1A/250V)
< IC >
IC101 8-759-634-50 IC M5218AL
IC102 8-759-634-50 IC M5218AL
IC103 8-759-634-50 IC M5218AL
IC302 8-759-111-68 IC uPC1237HA
< JACK >
J101 1-785-795-11 JACK, PIN 2P (LINE IN/OUT)
< TRANSISTOR >
Q101 8-729-178-55 TRANSISTOR 2SC2785-E
Q102 8-729-178-55 TRANSISTOR 2SC2785-E
Q103 8-729-178-55 TRANSISTOR 2SC2785-E
Q303 8-729-029-66 TRANSISTOR DTC114ESA
< RESISTOR >
R101 1-249-425-11 CARBON 4.7K 5% 1/4W
R102 1-249-425-11 CARBON 4.7K 5% 1/4W
R103 1-249-437-11 CARBON 47K 5% 1/4W
R104 1-249-437-11 CARBON 47K 5% 1/4W
R105 1-249-429-11 CARBON 10K 5% 1/4W
R106 1-249-429-11 CARBON 10K 5% 1/4W
R107 1-249-429-11 CARBON 10K 5% 1/4W
R108 1-249-429-11 CARBON 10K 5% 1/4W
R109 1-249-417-11 CARBON 1K 5% 1/4W
R110 1-249-417-11 CARBON 1K 5% 1/4W
R111 1-249-429-11 CARBON 10K 5% 1/4W
R112 1-249-417-11 CARBON 1K 5% 1/4W
R113 1-249-417-11 CARBON 1K 5% 1/4W
R114 1-249-441-11 CARBON 100K 5% 1/4W
R115 1-249-429-11 CARBON 10K 5% 1/4W
R116 1-247-843-11 CARBON 3.3K 5% 1/4W
R117 1-249-424-11 CARBON 3.9K 5% 1/4W
R118 1-249-436-11 CARBON 39K 5% 1/4W
R119 1-249-417-11 CARBON 1K 5% 1/4W
R120 1-249-435-11 CARBON 33K 5% 1/4W
R121 1-249-425-11 CARBON 4.7K 5% 1/4W
R122 1-249-439-11 CARBON 68K 5% 1/4W
R123 1-249-417-11 CARBON 1K 5% 1/4W
R124 1-249-435-11 CARBON 33K 5% 1/4W
R125 1-249-425-11 CARBON 4.7K 5% 1/4W
R126 1-249-435-11 CARBON 33K 5% 1/4W
R127 1-249-440-11 CARBON 82K 5% 1/4W
R128 1-249-424-11 CARBON 3.9K 5% 1/4W
R129 1-249-427-11 CARBON 6.8K 5% 1/4W
R130 1-249-427-11 CARBON 6.8K 5% 1/4W
R131 1-249-441-11 CARBON 100K 5% 1/4W
R132 1-249-429-11 CARBON 10K 5% 1/4W
R133 1-249-429-11 CARBON 10K 5% 1/4W
R301 1-249-427-11 CARBON 6.8K 5% 1/4W
R302 1-249-433-11 CARBON 22K 5% 1/4W
R303 1-249-433-11 CARBON 22K 5% 1/4W
R304 1-249-412-11 CARBON 390 5% 1/4W
0R305 1-212-857-00 FUSIBLE 10 5% 1/4W F
R306 1-249-429-11 CARBON 10K 5% 1/4W
R307 1-249-429-11 CARBON 10K 5% 1/4W
R309 1-249-441-11 CARBON 100K 5% 1/4W
R310 1-249-441-11 CARBON 100K 5% 1/4W
R311 1-249-427-11 CARBON 6.8K 5% 1/4W
R312 1-249-429-11 CARBON 10K 5% 1/4W
0R313 1-216-455-11 METAL OXIDE 560 5% 2W F
R314 1-249-439-11 CARBON 68K 5% 1/4W
R315 1-249-430-11 CARBON 12K 5% 1/4W
0R316 1-215-868-00 METAL OXIDE 680 5% 1W F
0R501 1-216-456-00 METAL OXIDE 820 5% 2W F
0R502 1-216-456-00 METAL OXIDE 820 5% 2W F
< RELAY >
RY301 1-515-920-11 RELAY (24V)
< POWER TRANSFORMER >
0T501 1-435-895-11 TRANSFORMER, POWER
< TERMINAL >
TM101 1-537-922-11 TERMINAL BOARD (SP) (SPEAKER IN/OUT)
**************************************************************
1-676-714-11 POWER IC BOARD
***************
< CAPACITOR >
C401 1-126-965-11 ELECT 22uF 20% 50V
< CONNECTOR >
*CN401 1-564-510-11 PLUG, CONNECTOR 7P
< IC >
IC401 8-759-660-72 IC TDA7294
The components identified by mark 0or dotted
line with mark 0are critical for safety.
Replace only with part number specified.
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Q Q
3
7
6 3
1 5 1 5
0 9 9
2
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4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
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