Philips SW966 User manual

Service
Service
Service
Service
Service
Technical Specifications
Mains Voltage : 230V
Mains Frequency : 50Hz
Output Power (55Hz, 10% THD) : 40W at 4 ohm load
Input Sensitivity : < 220mV
S/N Ratio (100Hz, 200mV) : > 60dB*
Minimum Volume Hum & Noise : < 3mV
Frequency Response (-3dB) Low : <40Hz
High : 120Hz - 140Hz
Distortion (100Hz, 200mV) : < 1%*
* at Output level of 2V across 4 ohm load
©Copyright 2001 Philips Consumer Electronics B.V. Eindhoven, The Netherlands
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or
transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise
without the prior permission of Philips.
Published by BB 0128 Service Audio Printed in The Netherlands Subject to modification
GB
3139 785 22890
Powered Subwoofer
Service Manual
SW966/00S
(3139 118 78770)
www.freeservicemanuals.info

2
1. Place the Subwoofer Box as shown in the Picture 4 and
Picture 5 and use a screw driver (minus type) to force
open the front assembly.
Caution: Do not break the bundle of wires to the front.
2. Unscrew 4 screws D (see Picture 6) to remove the Woox
Speaker (pos. 4).
1. Place the Subwoofer Box upside down and remove the
4 Rubber Foot A (see Picture 1). Then unscrew 4 screws
B (see Picture 2) to loosen the Grill Base (pos. 19).
Picture 5
Picture 4
DISMANTLING INSTRUCTIONS
Dismantling the Grill Base & Speaker Driver
2. Unscrew 4 screws C (see Picture 3) to remove the
Speaker Driver (pos. 17).
Picture 3Picture 2Picture 1
Dismantling the Front Assembly
Picture 6
www.freeservicemanuals.info

3
Service Position
1. Unscrew 10 screws E (see Picture 7) to pull out the pc
board assembly.
Caution: Do not break the bundle of wires to the front.
Picture 7
DISMANTLING INSTRUCTIONS
Dismantling the Rear Assembly
www.freeservicemanuals.info

SW301
JK301
G
TP403
TP402
LVA0031C021
LVA0031C011
TP401
WIRING DIAGRAM
4
www.freeservicemanuals.info

COMPONENT LAYOUT
5
1
1
P401
VR401 RB401
LD401
94V0
07V0
T4A/250V
F901
FOR CONTINUED PROTECTION AGAINST RISK
OF FIRE REPLACE WITH SAME TYPE FUSE
!
UTILISER UN FUSIBLE DE
RECHANGE DE MEME TYPE
WARNING :
AVIS :
F902
C913
J104
D904
C904
C307 C306 C912 C910
C411
C413
R411
C403 C404
C407
R902
C908
C410 C509 C501 J501
IC502
R410
R370
R371
R372
R366
R367
R369
C510
R520
R516
J502
R514
R373
J109
R527
C303
SW501
Q504
R532
R529
R531
RL501
D501
EASTWAY
LVA0364-001
Q501
CN501
R525
ZD901
C911
SW301
R302
JK301C301
R303
RB301
R301
Q505
C516
C520 C521
Q502
R528
07V0
94V0
SK
ABCE
C909 R524
Q352 R526
C512
R530
C513
J506
C514
R519
R533
R518
C518 C519
J504
J505
R515
R522
R521
R523
D503
C522
C511
Q503
R406
C414
C406
R403
C517
R404
R405
C412
C405
R407
J503
C907
J103
J106 R368
R901
CN401
C906
R304
R401
CN301
IC401
1
C304
ZD902
C305
C401
C415
R402
C402
C903
C902
C901
D903
D902
D901
C905
CN901
J105
T4A/250V
1
SK
1
G
C515
VR401
TP403
TP402
RB401
LD401
RB402
LVA0031C011
LVA0031C021
TP401
www.freeservicemanuals.info

ELECTRICAL PARTS LIST
MISCELLANEOUS
6
F901 4822 070 34002
!
Fuse T4A 250V
F902 4822 070 34002
!
Fuse T4A 250V
JK301 4822 267 41238 RCA Jack 1P
RL501 9965 000 09708 Relay GJ-SH-112DM 320 OHM
SW301 4822 277 11821 Slide Switch
VR401 9965 000 08282 Control Rotary 50kB
CAPACITORS
C301 4822 122 33293 100pF 5% 50V
C303 4822 124 21913 1µF 20% 63V
C304 4822 124 21913 1µF 20% 63V
C305 4822 124 21913 1µF 20% 63V
C306 9965 000 08286 0,022µF 5% 100V
C307 9965 000 08286 0,022µF 5% 100V
C401 4822 122 33293 100pF 5% 50V
C402 4822 121 41935 12nF 5% 250V
C403 5322 121 42662 68nF 5% 250V
C404 5322 121 42662 68nF 5% 250V
C405 5322 121 42489 33nF 5% 250V
C406 4822 121 42077 6,8nF 10% 400V
C407 4822 124 21913 1µF 20% 63V
C410 4822 124 23056 47µF 20% 16V
C411 4822 124 23056 47µF 20% 16V
C412 4822 122 30103 22nF 80% 63V
C413 4822 122 30103 22nF 80% 63V
C414 9965 000 03366 0,22µF +80/-20% 50V
C415 9965 000 03366 0,22µF +80/-20% 50V
C501 4822 124 22652 2,2µF 20% 50V
C509 4822 122 33293 100pF 5% 50V
C510 5322 122 32331 1nF 10% 100V
C511 5322 124 41945 22µF 20% 35V
C512 5322 124 41945 22µF 20% 35V
C513 5322 124 41945 22µF 20% 35V
C514 4822 124 40248 10µF 20% 63V
C515 4822 124 40248 10µF 20% 63V
C516 5322 121 42578 100nF 5% 250V
C517 9965 000 08287 0,22µF 5% 100V
C518 4822 124 40207 100µF 20% 25V
C519 4822 124 40207 100µF 20% 25V
C520 4822 124 40248 10µF 20% 63V
C521 4822 124 40433 47µF 20% 25V
C522 4822 124 40433 47µF 20% 25V
C901 4822 122 30103 22nF 80% 63V
C902 4822 122 30103 22nF 80% 63V
C903 4822 122 30103 22nF 80% 63V
C904 4822 122 30103 22nF 80% 63V
C905 4822 124 42402 3300µF 20% 35V
C906 4822 124 42402 3300µF 20% 35V
C907 2038 554 00065 100nF +80/-20% 50V
C908 2038 554 00065 100nF +80/-20% 50V
C909 4822 124 40207 100µF 20% 25V
C910 4822 124 40207 100µF 20% 25V
C911 2038 554 00065 100nF +80/-20% 50V
C912 2038 554 00065 100nF +80/-20% 50V
C913 2038 554 00065 100nF +80/-20% 50V
RESISTORS
R301 4822 050 21003 10k 1% 0,6W
R302 4822 050 25602 5k6 1% 0,6W
R303 4822 050 21003 10k 1% 0,6W
R304 4822 050 26202 6k2 1% 0,6W
R366 4822 050 21003 10k 1% 0,6W
R367 4822 050 21001 100R 1% 0,6W
R368 4822 050 21003 10k 1% 0,6W
R369 4822 050 21502 1k5 1% 0,6W
R370 4822 050 21502 1k5 1% 0,6W
R371 4822 050 22203 22k 1% 0,6W
R372 4822 050 25602 5k6 1% 0,6W
R373 4822 050 22702 2k7 1% 0,6W
R401 4822 050 21504 150k 1% 0,6W
R402 4822 050 21003 10k 1% 0,6W
R403 9965 000 08285 18k 5% 1/6W
R404 4822 050 21504 150k 1% 0,6W
R405 9965 000 08283 3,8k 5% 1/6W
R406 9965 000 08285 18k 5% 1/6W
R407 9965 000 08285 18k 5% 1/6W
R410 4822 050 21001 100R 1% 0,6W
R411 4822 050 21001 100R 1% 0,6W
R514 4822 050 21003 10k 1% 0,6W
R515 4822 050 23303 33k 1% 0,6W
R516 4822 050 22203 22k 1% 0,6W
R518 4822 050 25601 560R 1% 0,6W
R519 4822 050 22203 22k 1% 0,6W
R520 4822 050 22203 22k 1% 0,6W
R521 4822 050 22203 22k 1% 0,6W
R522 4822 050 21003 10k 1% 0,6W
R523 4822 050 23303 33k 1% 0,6W
R524 4822 116 81753 4R7 5% 0,5W
R525 4822 050 23901 390R 1% 0,6W
R526 4822 050 23302 3k3 1% 0,6W
R527 4822 050 23304 330k 1% 0,6W
R528 4822 050 21004 100k 1% 0,6W
R529 4822 050 26803 68k 1% 0,6W
R530 4822 050 23302 3k3 1% 0,6W
R531 4822 050 23302 3k3 1% 0,6W
R532 4822 050 21004 100k 1% 0,6W
R533 4822 050 21003 10k 1% 0,6W
R901 4822 050 23301 330R 1% 0,6W
R902 4822 050 25601 560R 1% 0,6W
www.freeservicemanuals.info

Note : All capacitors are in µF unless otherwise specified.
All resistors are 1/6W 5% unless otherwise specified.
7
CIRCUIT DIAGRAM
7
ELECTRICAL PARTS LIST
DIODES
D501 4822 130 31438 1N4001G
D503 4822 130 30621 1N4148
D901 4822 130 31878 1N4003G
D901 5322 130 80686 1N5392
D902 4822 130 31878 1N4003G
D902 5322 130 80686 1N5392
D903 4822 130 31878 1N4003G
D903 5322 130 80686 1N5392
D904 4822 130 31878 1N4003G
D904 5322 130 80686 1N5392
LD401 4822 130 10236 LED Green/Red
ZD901 4822 130 34195 BZX79-B13
ZD902 4822 130 34195 BZX79-B13
TRANSISTORS & INTEGRATED CIRCUITS
IC401 4822 209 32742 TL074CN
IC502 4822 209 16935 TDA7296
Q352 4822 130 41198 2SC945P
Q501 4822 130 41198 2SC945P
Q502 4822 130 41198 2SC945P
Q503 4822 130 41198 2SC945P
Q504 4822 130 41198 2SC945P
Q505 4822 130 41198 2SC945P
Note : Only the parts mentioned in this list are normal
service spare parts.
Some values may varies, see respective parts list for correct value.
www.freeservicemanuals.info

19
9
1
2
18
17
16
15
10
14
12
13
11
42
10
36
33
37
35
36
7
4
3
5
6
5
8
38
39
40
41
21
23
26
27
31
30
32
29
22
20
24
25
45
28
43
34
44
8
EXPLODED VIEW
8
MECHANICAL PARTS LIST
19965 000 09698 Volume Knob
29965 000 08270 Bar Trim
39965 000 09699 Front Cabinet
49965 000 08272 Woox Speaker
99965 000 09700 Foot
11 9965 000 09701 Foot D30X35mm
14 9965 000 09702 Rubber Pad
15 4822 532 13065 Speaker Sponge
16 9965 000 08277 Port Tube
17 9965 000 08278 Speaker Driver 100W 6,5" 4 ohm
18 9965 000 08279 Port Tube
19 9965 000 09703 Grill Base
29 9965 000 09704 Rubber Foot
34 9965 000 07092 Bushing
35 9965 000 09705
!
Mains Cord
38 9965 000 09706
!
Power Transformer EI-66 230V 40W
44 9965 000 09707
!
SW Rocker 5A AC 250V TV-5
9965 000 09734 RCA Cable L=3000mm
Note: Only the parts mentioned in this list are normal
service spare parts.
SCREW LIST
6M3 x 6
7M3 x 8
10 M3.5 x 14
12 M4 x 28
13 M4 x 20
22 M3.5 x 28
26 M3 x 8
27 M3 x 14
36 M3 x 10
37 M2 x 6
42 M3 x 12
www.freeservicemanuals.info

Service
Service
Service
Service
Service
Technical Specifications
Mains Voltage : 110-127V/220-240V Switchable
Mains Frequency : 50/60Hz
Output Power (55Hz, 10% THD) : 40W at 4 ohm load
Input Sensitivity : < 220mV
S/N Ratio (100Hz, 200mV) : > 60dB*
Minimum Volume Hum & Noise : < 3mV
Frequency Response (-3dB) Low : <40Hz
High : 120Hz - 140Hz
Distortion (100Hz, 200mV) : < 1%*
* at Output level of 2V across 4 ohm load
©Copyright 2001 Philips Consumer Electronics B.V. Eindhoven, The Netherlands
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or
transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise
without the prior permission of Philips.
Published by BB 0133 Service Audio Printed in The Netherlands Subject to modification
GB
3139 785 22980
Powered Subwoofer
Service Manual
SW966/01S
(3139 118 78780)
www.freeservicemanuals.info

2
1. Place the Subwoofer Box as shown in the Picture 4 and
Picture 5 and use a screw driver (minus type) to force
open the front assembly.
Caution: Do not break the bundle of wires to the front.
2. Unscrew 4 screws D (see Picture 6) to remove the Woox
Speaker (pos. 4).
1. Place the Subwoofer Box upside down and remove the
4 Rubber Foot A(see Picture 1). Then unscrew 4 screws
B (see Picture 2) to loosen the Grill Base (pos. 19).
Picture 5
Picture 4
DISMANTLING INSTRUCTIONS
Dismantling the Grill Base & Speaker Driver
2. Unscrew 4 screws C (see Picture 3) to remove the
Speaker Driver (pos. 17).
Picture 3Picture 2Picture 1
Dismantling the Front Assembly
Picture 6
www.freeservicemanuals.info

3
Service Position
1. Unscrew 10 screws E (see Picture 7) to pull out the pc
board assembly.
Caution: Do not break the bundle of wires to the front.
Picture 7
DISMANTLING INSTRUCTIONS
Dismantling the Rear Assembly
www.freeservicemanuals.info

SW301
JK301
G
TP403
TP402
LVA0031C021
LVA0031C011
TP401
WIRING DIAGRAM
4
www.freeservicemanuals.info

COMPONENT LAYOUT
5
1
1
P401
VR401 RB401
LD401
94V0
07V0
T4A/250V
F901
FOR CONTINUED PROTECTION AGAINST RISK
OF FIRE REPLACE WITH SAME TYPE FUSE
!
UTILISER UN FUSIBLE DE
RECHANGE DE MEME TYPE
WARNING :
AVIS :
F902
C913
J104
D904
C904
C307 C306 C912 C910
C411
C413
R411
C403 C404
C407
R902
C908
C410 C509 C501 J501
IC502
R410
R370
R371
R372
R366
R367
R369
C510
R520
R516
J502
R514
R373
J109
R527
C303
SW501
Q504
R532
R529
R531
RL501
D501
EASTWAY
LVA0364-001
Q501
CN501
R525
ZD901
C911
SW301
R302
JK301C301
R303
RB301
R301
Q505
C516
C520 C521
Q502
R528
07V0
94V0
SK
ABCE
C909 R524
Q352 R526
C512
R530
C513
J506
C514
R519
R533
R518
C518 C519
J504
J505
R515
R522
R521
R523
D503
C522
C511
Q503
R406
C414
C406
R403
C517
R404
R405
C412
C405
R407
J503
C907
J103
J106 R368
R901
CN401
C906
R304
R401
CN301
IC401
1
C304
ZD902
C305
C401
C415
R402
C402
C903
C902
C901
D903
D902
D901
C905
CN901
J105
T4A/250V
1
SK
1
G
C515
VR401
TP403
TP402
RB401
LD401
RB402
LVA0031C011
LVA0031C021
TP401
www.freeservicemanuals.info

ELECTRICAL PARTS LIST
MISCELLANEOUS
6
F901 4822 070 34002
!
Fuse T4A 250V
F902 4822 070 34002
!
Fuse T4A 250V
JK301 4822 267 41238 RCA Jack 1P
RL501 9965 000 09708 Relay GJ-SH-112DM 320 OHM
SW301 4822 277 11821 Slide Switch
VR401 9965 000 08282 Control Rotary 50kB
CAPACITORS
C301 4822 122 33293 100pF 5% 50V
C303 4822 124 21913 1µF 20% 63V
C304 4822 124 21913 1µF 20% 63V
C305 4822 124 21913 1µF 20% 63V
C306 9965 000 08286 0,022µF 5% 100V
C307 9965 000 08286 0,022µF 5% 100V
C401 4822 122 33293 100pF 5% 50V
C402 4822 121 41935 12nF 5% 250V
C403 5322 121 42662 68nF 5% 250V
C404 5322 121 42662 68nF 5% 250V
C405 5322 121 42489 33nF 5% 250V
C406 4822 121 42077 6,8nF 10% 400V
C407 4822 124 21913 1µF 20% 63V
C410 4822 124 23056 47µF 20% 16V
C411 4822 124 23056 47µF 20% 16V
C412 4822 122 30103 22nF 80% 63V
C413 4822 122 30103 22nF 80% 63V
C414 9965 000 03366 0,22µF +80/-20% 50V
C415 9965 000 03366 0,22µF +80/-20% 50V
C501 4822 124 22652 2,2µF 20% 50V
C509 4822 122 33293 100pF 5% 50V
C510 5322 122 32331 1nF 10% 100V
C511 5322 124 41945 22µF 20% 35V
C512 5322 124 41945 22µF 20% 35V
C513 5322 124 41945 22µF 20% 35V
C514 4822 124 40248 10µF 20% 63V
C515 4822 124 40248 10µF 20% 63V
C516 5322 121 42578 100nF 5% 250V
C517 9965 000 08287 0,22µF 5% 100V
C518 4822 124 40207 100µF 20% 25V
C519 4822 124 40207 100µF 20% 25V
C520 4822 124 40248 10µF 20% 63V
C521 4822 124 40433 47µF 20% 25V
C522 4822 124 40433 47µF 20% 25V
C901 4822 122 30103 22nF 80% 63V
C902 4822 122 30103 22nF 80% 63V
C903 4822 122 30103 22nF 80% 63V
C904 4822 122 30103 22nF 80% 63V
C905 4822 124 42402 3300µF 20% 35V
C906 4822 124 42402 3300µF 20% 35V
C907 2038 554 00065 100nF +80/-20% 50V
C908 2038 554 00065 100nF +80/-20% 50V
C909 4822 124 40207 100µF 20% 25V
C910 4822 124 40207 100µF 20% 25V
C911 2038 554 00065 100nF +80/-20% 50V
C912 2038 554 00065 100nF +80/-20% 50V
C913 2038 554 00065 100nF +80/-20% 50V
RESISTORS
R301 4822 050 21003 10k 1% 0,6W
R302 4822 050 25602 5k6 1% 0,6W
R303 4822 050 21003 10k 1% 0,6W
R304 4822 050 26202 6k2 1% 0,6W
R366 4822 050 21003 10k 1% 0,6W
R367 4822 050 21001 100R 1% 0,6W
R368 4822 050 21003 10k 1% 0,6W
R369 4822 050 21502 1k5 1% 0,6W
R370 4822 050 21502 1k5 1% 0,6W
R371 4822 050 22203 22k 1% 0,6W
R372 4822 050 25602 5k6 1% 0,6W
R373 4822 050 22702 2k7 1% 0,6W
R401 4822 050 21504 150k 1% 0,6W
R402 4822 050 21003 10k 1% 0,6W
R403 9965 000 08285 18k 5% 1/6W
R404 4822 050 21504 150k 1% 0,6W
R405 9965 000 08283 3,8k 5% 1/6W
R406 9965 000 08285 18k 5% 1/6W
R407 9965 000 08285 18k 5% 1/6W
R410 4822 050 21001 100R 1% 0,6W
R411 4822 050 21001 100R 1% 0,6W
R514 4822 050 21003 10k 1% 0,6W
R515 4822 050 23303 33k 1% 0,6W
R516 4822 050 22203 22k 1% 0,6W
R518 4822 050 25601 560R 1% 0,6W
R519 4822 050 22203 22k 1% 0,6W
R520 4822 050 22203 22k 1% 0,6W
R521 4822 050 22203 22k 1% 0,6W
R522 4822 050 21003 10k 1% 0,6W
R523 4822 050 23303 33k 1% 0,6W
R524 4822 116 81753 4R7 5% 0,5W
R525 4822 050 23901 390R 1% 0,6W
R526 4822 050 23302 3k3 1% 0,6W
R527 4822 050 23304 330k 1% 0,6W
R528 4822 050 21004 100k 1% 0,6W
R529 4822 050 26803 68k 1% 0,6W
R530 4822 050 23302 3k3 1% 0,6W
R531 4822 050 23302 3k3 1% 0,6W
R532 4822 050 21004 100k 1% 0,6W
R533 4822 050 21003 10k 1% 0,6W
R901 4822 050 23301 330R 1% 0,6W
R902 4822 050 25601 560R 1% 0,6W
www.freeservicemanuals.info

Note : All capacitors are in µF unless otherwise specified.
All resistors are 1/6W 5% unless otherwise specified.
7
CIRCUIT DIAGRAM
7
ELECTRICAL PARTS LIST
DIODES
D501 4822 130 31438 1N4001G
D503 4822 130 30621 1N4148
D901 4822 130 31878 1N4003G
D901 5322 130 80686 1N5392
D902 4822 130 31878 1N4003G
D902 5322 130 80686 1N5392
D903 4822 130 31878 1N4003G
D903 5322 130 80686 1N5392
D904 4822 130 31878 1N4003G
D904 5322 130 80686 1N5392
LD401 4822 130 10236 LED Green/Red
ZD901 4822 130 34195 BZX79-B13
ZD902 4822 130 34195 BZX79-B13
TRANSISTORS & INTEGRATED CIRCUITS
IC401 4822 209 32742 TL074CN
IC502 4822 209 16935 TDA7296
Q352 4822 130 41198 2SC945P
Q501 4822 130 41198 2SC945P
Q502 4822 130 41198 2SC945P
Q503 4822 130 41198 2SC945P
Q504 4822 130 41198 2SC945P
Q505 4822 130 41198 2SC945P
Note : Only the parts mentioned in this list are normal
service spare parts.
Some values may varies, see respective parts list for correct value.
www.freeservicemanuals.info

29
22
19
9
1
2
18
17
16
15
10
14
12
13
11
42
34
10
36
33
37
35
36
7
4
3
5
6
5
8
38
39
40
41
20
21
25
24
23
26
27
31
30
28
32
29
22
19
9
1
2
10
18
17
16
15
14
13
12
11
36
33
37
36
35
42
10
7
4
3
5
65
8
38
39
20
21
24 26
23 25
27
31
30
40
41
44
28
32
43
8
EXPLODED VIEW
8
MECHANICAL PARTS LIST
1 9965 000 09698 Volume Knob
2 9965 000 08270 Bar Trim
3 9965 000 09699 Front Cabinet
4 9965 000 08272 Woox Speaker
9 9965 000 09700 Foot
11 9965 000 09701 Foot D30X35mm
14 9965 000 09702 Rubber Pad
15 4822 532 13065 Speaker Sponge
16 9965 000 08277 Port Tube
17 9965 000 08278 Speaker Driver 100W 6,5" 4 ohm
18 9965 000 08279 Port Tube
19 9965 000 09703 Grill Base
29 9965 000 09704 Rubber Foot
34 9965 000 07092 Bushing
35 9965 000 09705
!
Mains Cord
38 9965 000 10764
!
Power Transformer 115/230V 50W EI-66
43 4822 273 10331
!
Voltage Selector SW
9965 000 09734 RCA Cable L=3000mm
Note: Only the parts mentioned in this list are normal
service spare parts.
SCREW LIST
6 M3 x 6
7 M3 x 8
10 M3.5 x 14
12 M4 x 28
13 M4 x 20
22 M3.5 x 28
26 M3 x 8
27 M3 x 14
36 M3 x 10
37 M2 x 6
42 M3 x 8
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