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POWERED SUBWOOFER
SW-35HT
SERVICE MANUAL
© 2001-5/B51-5729-00 (K/K) 1383
Please refer to this Service Manual if repair SW-303's and SW-32HT's discrete power amplifire circuitry.
Knob (K29-0580-08)x2
Push knob (K27-0211-08)
Grille assy (B06-1257-08)
Power switch (S66-0203-08)
AC power cord (E30-5493-18)
SPECIFICATIONS
Type .......................................... Subwoofer system with built-in amplifier [Amplifier] 100 watts RMS, at 4 , from 20 Hz to 200 Hz with no more than 0.09 % total harmonic distortion. Input Sensitivity & Input Impedance .............................................. 200 mV (12 k) Supply Voltage ....................... U.S.A. and Canada Rated Power Consumption .. 160 W [Speaker] Enclosure ................................. Bass-Reflex, Floor Standing Type Speaker Units ......................... 200 mm (8") Cone type Nominal Impedance .............. 4 Dimensions .............................. Width : 300 mm (11-13/14") Height : 333 mm (13-1/8") Depth : 483 mm (19") Net Weight .............................. 15 kg (33.1 lb) Supplied Accessories ............ Pin-plug cord × 1 .................................................... Pads (× 4)
AC 120 V
NOTE: DO NOT REMOVE THE GRILLE. Note: KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.
70%
SW-35HT
ADJUSTMENT
No. ITEM INPUT SETTINGS OUTPUT SETTINGS AMPLIFIER SETTINGS ALIGNMENT POINTS ALIGN FOR FIG.
Unless otherwise specified, the individual switches should be set as following : POWER : ON NO SIGNAL INPUT 1 IDLE CURRENT Connect a DC voltmeter to R523 VOLUME : 0 VR501 2.2 mV ± 0.5 mV (a)
(a)
Dc voltmeter
2.2 mV ± 0.5 mV
R523
2
A
B
C
D
E
PC BOARD(Component side view)
1
RJ902 P501 C907 C909 120V ONLY
IC901 CN904
I G O C913
2
1
6 C908 J534 C926
1
3
CN901
C923
D904 D901 D902 D903
IC902
G I J533 C910 J532 O RJ903 240V ONLY C916 J535
SW902
Q901
T1A/250V B E F902 T1A/250V C925 C924 F903 RL901 7 5 3 1 C921
R906 R905
F904
C922
D905
C920 C919 J530 T3A/250V C901
BD901
J531
F901
JW522
CN902
AC CORD
8
6
4
2
J529 J528 AC-N J527
2
1
AC-L
C
J519 J518 FR511 FR507
E
N
L
C906 R557 FR559 J521
POWER SW J522
B
D507
C517
Q517
E
C529
R523
CN503A
C535
E
Q511
1
D505
B
B
R105 R106 J124 C108
1
R907
J526 C905
C902
3
Q521
C532
CN903
D906
2
SW101
CN503
J513 C539 1 C531
FR513
R561 R525 J517 J516 J515 J514 L501 J511 J510 1 C530 C904 R526 J524 C102
J525
C130 R111 C117
J120
J121 J123 C110 VR101
Q513
B E
J507
C129
4
E
3
R521
RL501
C903
J512
CN501
C107
J122 R110
R112 R115 8 C104 7 R116 R101 R113 R114 C111 J119 R118 J125 J114 RJ113
FR505
C527
R528
OPT2
IC101
J509
R108
R527 R710 C523 C525
C515 R713
C
R109
J508
R107 J118
B
FR509
J505 C509 C537
OPT3
R712
C701
Q515
R505
8
Q519
R701
R703
R556
R517
C115
R519 VR501
J506
R529
R515
R704
6
C105
R702
CN502
JR104 C131 J109 J108 R121
J117 14
D702
1 C114
B
C113
E
IC701
C116 R104 R117
FR503
C513
B E
R541 R711
ZD503 ZD501
C702 R539
C917
Q509 C507
1
R901 R902 1 C927
J115 J111 J110 6 R123 J107 R165 E B J112 R102 J520 C912
C101
VR102
Q525 Q501A
E B B E C505
C521 C705 B E C511
D704
J501 C704 C703
JK101
C103
C915
Q503
C503
C501
D701
R708
R135
OPT1
J104 J103 8 R140 5
B E
Q531
R511
R709
R513
Q701
R119 C119 C118
C122
B E
C120
Q103
R137
1
J504
R138
D703
E B
B E
B E
R509
E B
Q505
R707
J106
FR501
R503
J503
R714
R501
Q529
J105
R706
R120
D109 Q115
Q702
Q501B
J502
5
RB101
R705
R141
P502
R132
E B R133 6
ZD507
Q102 D103 D102 Q101 LD101
E B
4
R142
R143
1 R127
C128 C127 J102
C121
ZD101
R124
D101
R125 C125 R134 R136 J101 R139
R130
6
7
7
R128
R131
R129
R126
C126
IC102
2
1
120V ONLY
RJ901
Refer to the schematic diagram for the value of resistors and capacitors.
3
A
B
C
D
E
F
G
H
I
J
1
R511 12K
C521 220u63 +
R509 56
R513 56
C102 4.7u50
C101 220P
R106 C103 680 100P
LINE INPUT
JK101
R102 1K
C107 4.7u50 + + R105 47K R108 100K C129 0.1 R109 5.6K R110 8.2K
R528 FR505 47 1/4W R712 4.7K C705 2.2u50 +
0V
75K
R526
C131 47u16
Q701,702 R711 +
D102
D103
2
C105 100P R107
0.0V -0.7V
C511
1K
LIMIT
0V
R710 10K
10K
Q529
Q531
Q509
Q702
46.3
RL501
2 1
CN501
1 1 2 2 3 3
RB501 SP1
C704 1u50
11 -14.7V
ZD507
2.7K
46.3V -0.6V -1.3V 0V
C703 22u16 R707 0V R529 C525 330 2P R517 75K C505 100P C507 100P C513 C515 R515 220u10 1K + 22P FR503 47 1/4W R525 C531 4.7 0.1 R705 R708 47K
R709
0V
+
D704
D701
Q503
Q505
-46.3V 220P
R121 24K
14 0V
1M 13 12
0V
0V
0V
4 R703 240K
3
10
R111 100
9
8
C122 0.47u50
R503 22K
C503
0.01
R706 22K 22K
33K
IC101
+ SW101
Q501A
Q501B
Q701
D702
SP-WOOFER
+
14.9V
1 2 3 5
JUMP
C108
C702 10u16
R501 2.2K
R115
R101 330K
C115 0.1
R114
R113
56K
56K
SW101
C523 1u50 + R541 VR501 R519 7.5K 5K 15K
Q513
Q515
FR513 330 1/4W
R117
200Hz
18K
C113 C117 4.7u50 + R116 4.7K C114 100P 0.056 VR101 100K(B)
C111 0.056
C110 0.056
Q525 RB101
6 6 R539 10K 5 5 4 4
ZD503
C537 10u50 +
R505
1.8K
0.033
4.7K C116
R118
2
3
5
6
R523
ZD501
VOLUME
C119 0.02 C118 47u16 +
0.22 5W
0V
R901 22K C917 4.7u50
0V
1.7V
0V
R902 8.2K +
2.3V 7
4
BIAS
C509 10u50 +
D905
0.8V
C701 33u16
R143 330K
ZD101 R142
100K
R119
R130 1K C127 220u10 C128 0.022 + C121 0.022
R561 10K
FR507 47 1/4W
Q517 Q521
R701 12K
FR511 2.2 1/4W
R702 56K +
8 VCC
R521
0.22 5W
CN502
Q519
1
OFFSET VOL.DET.
AUTO RECOVERY LATCH SW
AC OFF DET.
RELAY DRIVER
60Hz
+
OPT
FR509 2.2 1/4W
OVER LOAD DET.
FLIPFLOP
3
ON
OFF
VR102 100K(B)
R112
C501 4.7u50 +
R104 100
C130 47u16
2.7K
CROSSOVER
0V
0V 0V
DRIVER
RELAY IC701 DRIVE
R704 56K
CROSSOVER FILTER SW
1W
0V
6 7
4
+
VCC ON MUTE
220 1W
R713
3.5V
0V
33
C120 47u16
4
R123 5 5.1V 6 6.2V 10K
R140 7 6.2V 150K
8
6
4
C921
R139 JUMP R125 2.2M
14.9V
8
22K
6.8K
0V
1 1
IC102
C125 220u16
R136
VCC
R129 10K
R141 10K
C903 8200u63
C920 0.022
0.022
C905 0.1
C922
10K R133 3.3K 0V
2.2K
+
R132
LD101 STANDBY LED
BD901
+
D906
0.3V
C919 0.022
0.022
R138
2
+
R137
0.3V Q103
0.7V
C913
R124 68 D101
0.022
3 3 2 2
C517 D505 220u63 + D507 R557 82
R120 33
Q511
(K,P) TYPE
R907 220 1W
POWER
FR559 47 1/4W
CN901
R556 4.7K
POWER SW
ON 1 5 7 3 OFF
(BOTTOM VIEW)
VEE
SW901
C904 8200u63
Q101
6.0V 3
R134 15.0V R131 2.2K R126 220K 2.2K R135 10K 1.1V 2 1 R127 1M
2.0V 0.9V
C906 0.1
RL901
+
0V
4
1.4V
C126 0.1
P501
2 1
Q102
46.3V
CN903
F902 250V T 1A C923 0.022
R128 1M
Q901
0.022 C926
6.5V
R905 68K
0V
5
IC101 IC102 IC701 IC901 IC902 : : : : : TL074 NJM4558D UPC1237HA TA7815S TA79015S Q101-103,503,505,513,525,702 : 2SC945 Q501A,B : 2SC1740 Q509 : 2SA1209S Q511 : 2SC2911S Q515 : 2SC2073 Q517 : 2SA940 Q519 : 2SC5200(R) Q521 : 2SA943(R) Q529,531 : 2SA933 Q701 : 2SA733 Q901 : 2SC2001 D101-103,505,507,701,704 : 1N4148 D702,901-904,906 : IN4001 D905 : IN4002 ZD101 ZD501 ZD503 ZD507 BD901 : : : : RD6.2ES(B) RD23ES(B) RD5.6ES(B) RD10ES(B)
C916 0.022 C912 47u16 +
15.0V
R906 47K
0V
IC901
3 OUT IN GND 1 0V 2
D901
D904
CN902
2 F903 250V T 1A T901 1
F901 250V T 3A
C902 0.01
C924 0.022
C909 0.1
0.022
C925
22.8V
C907 1000u35
+
D902
D903
C901 0.01 AC120V 60Hz
C908 1000u35
-15.0V
3 C915 47u16 +
IC902
OUT IN GND 1 0V 2
-23.8V
: KBU6D SIGNAL LINE
C910 0.1
+
SW-35HT(K)
6
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list). indicates safety critical components. For continued protection against risk of fire, replace only with same type and rating fuse(s). To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are acceptably insulated from the supply circuit) before the appliance is returned to the customer.
7
The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product.
SW-35HT
Y19-6390-10
SW-35HT
EXPLODED VIEW
A B
621
A B C E F H J ø4x20 (BLK) : N45-4020-45 ø4x20 (BLK) : N44-4020-45 M4x12 (BLK) : N09-3688-08 ø3x10 (BLK) : N89-3010-45 M3x10 (BLK) : N30-3010-45 M3x8 (BLK) : N30-3008-45 M3x10 (BLK) : N30-3010-45
1
771
632
770
771
701
605
Bx8
2
661
SP1
Fx10 781 Fx10
POWER VOLUME
731 702 Ax12 744 Fx2 E Fx2 Fx2 Fx2 Ex6 Fx2 Fx10
660
743
SW901
SW101
CROSSOVER
VR101
60Hz 200Hz
743 Fx2 Fx2
AC110-120V~ AC220-240V~
VR102
LINE INPUT
Fx2
JK101
780 H 782
SW902
Cx2
741x6 743 743
646
620
3
742
F
H J J
T901
730
SW-35HT
6
Parts with exploded view numbers larger than 700 are not supplied.
New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. Ref. No Add- New ress Parts Parts No. Description Destination
1
Remarks
New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. Ref. No C915 C916 C917 C919-926 F902,903 FR503 FR505 FR507 FR509 FR511 FR513 FR559 R521 R523 R525 R713 R907 VR501 RL501 RL901 BD901 D505 D507 D701 D702 Add- New ress Parts Parts No. CE04KW1C470M CK45FB1H223Z CE04KW1H4R7M CK45FB1H223Z F06-1022-05 R92-0224-05 R92-0224-05 R92-0224-05 R92-2362-08 R92-2362-08 R92-2363-08 R92-0224-05 R92-2260-08 R92-2260-08 RS14DB3A4R7J RS14DB3A221J RS14DB3A221J R32-0402-08 S76-0206-08 S76-0207-08 KBU6D 1N4148 1N4148 1N4148 1N4001 1N4148 1N4001 1N4002 1N4001 UPC1237HA TA7815S TA79015S 2SC1740 2SC945 2SC945 2SA1209S 2SC2911S 2SC945 2SC2073 2SA940 2SC5200(R) 2SA1943(R) 2SC945 2SA933 2SA933 2SA733 2SC945 2SC2001 MTZJ24(B) MTZJ5.6B MTZJ10B ELECTRO CERAMIC ELECTRO CERAMIC FUSE,1A/250 FUSE RESIST FUSE RESIST FUSE RESIST FUSE RESIST FUSE RESIST FUSE RESIST FUSE RESIST CEMENT CEMENT FL-PROOF RS Description 47UF 0.022UF 4.7UF 0.022UF KSA2100-002 47 47 47 2.2 2.2 330 47 0.22 0.22 4.7 J J J J J J J J 1/4W 1/4W 1/4W 1/4W 1/4W 1/4W 1/4W 5W 5W 1W 16WV Z 50WV Z Destination
2
Remarks
SW-35HT
605 620 621 632 646 660 661 T901 C SW901 SP1 2B 2A 3B 2B 2B 3B 2A 3B 1A 1A B06-1257-08 B46-0328-03 B61-1117-00 E30-5493-18 E30-5083-05 G13-1141-08 H10-6566-08 H10-6567-08 H25-2518-08 H25-2519-08 H51-1695-08 J42-0253-08 K29-0580-08 K27-0211-08 L07-3023-05 N09-3688-08 S66-0203-08 T10-0848-05 GRILLE ASSY WARRANTY CARD YWC0023-001/3 INSTRUCTION MANUAL, YOM0035M001 LINE CORD AUDIO CORD ABSORBER 47455-D52 VRC0001-006 BPE0011-001
POLYSTYRENE FOAMED FIXTURE,TOP POLYSTYRENE FOAMED FIXTURE,BOT TOM PROTECTION BAG IVP0001-018 PROTECTION BAG IVP0001-026 ITEM CARTON CASE,ICC0207-003 AC CORD BUSH KNOB,BLK 270 PUSH KNOB DBU0002-001 BPK5018-003 BPK9012-001
FL-PROOF RS 220 J 1W FL-PROOF RS 220 J 1W TRIMMING POT, 5K, NRT0502-002 RELAY RELAY DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE DIODE IC(POWER AMP) IC(VOLTAGE REGULATOR/ +15V) IC(VOLTAGE REGULATOR/ -15V) TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR ZENER DIODE ZENER DIODE ZENER DIODE MRL2212-007 MRL2212-006 6A,200V
POWER TRANSFORMER,TTJ1201-002 SCREW,4X12 POWER SWITCH WOOFER MSV0001-004
PARTS LIST
POWER SUPPLY
C901,902 F901 C91-0647-05 F06-3027-05 CERAMIC FUSE,3A/250V 0.010UF KSA2300-001 P
MAIN
C501 C503 C505 C507 C509 C511 C513 C515 C517 C521 C523 C525 C531 C537 C701 C702 C703 C704 C705 C903,904 C905,906 C907,908 C909,910 C912 C913 L : Scandinavia Y : PX(Far East,Hawaii) Y : AAFES(Europe) CE04KW1H4R7M CQ92FM1H103J CC45FSL1H101J CC45FSL1H101J CE04KW1H100M CC45FSL2H221J CC45FSL2H220J CE04KW1A221M CE04KW1J221M CE04KW1J221M CE04KW1H010M CC45FSL1H020D CQ92FM2A104J CE04KW1H100M CE04KW1C330M CE04KW1C100M CE04KW1C220M CE04KW1H010M CE04KW1H2R2M C90-5028-08 CK45FB2A104Z CE04KW1V102M CK45FB1H104Z CE04KW1C470M CK45FB1H223Z K : USA T : England X : Australia P : Canada E : Europe Q : Russia ELECTRO MYLAR CERAMIC CERAMIC ELECTRO CERAMIC CERAMIC ELECTRO ELECTRO ELECTRO ELECTRO CERAMIC MYLAR ELECTRO ELECTRO ELECTRO ELECTRO ELECTRO ELECTRO ELECTRO CERAMIC ELECTRO CERAMIC ELECTRO CERAMIC R : Mexico G : Germany H : Korea 4.7UF 0.010UF 100PF 100PF 10UF 220PF 22PF 220UF 220UF 220UF 1.0UF 2.0PF 0.10UF 10UF 33UF 10UF 22UF 1.0UF 2.2UF 8200UF 0.10UF 1000UF 0.10UF 47UF 0.022UF C : China V : China(Shanghai) M : Other Areas 50WV J J J 50WV J J 10WV 63WV 63WV 50WV D J 50WV 16WV 16WV 16WV 50WV 50WV 63WV Z 35WV Z 16WV Z I : Malaysia indicates safety critical components .
D704 D901-904 D905 D906 IC701 IC901 IC902 Q501A,B Q503 Q505 Q509 Q511 Q513 Q515 Q517 Q519 Q521 Q525 Q529 Q531 Q701 Q702 Q901 ZD501 ZD503 ZD507
SW-35HT
L : Scandinavia Y : PX(Far East,Hawaii) Y : AAFES(Europe)
K : USA T : England X : Australia
P : Canada E : Europe Q : Russia
R : Mexico G : Germany H : Korea
C : China V : China(Shanghai) M : Other Areas
I : Malaysia indicates safety critical components .
7
SW-35HT
PARTS LIST
indicates safety critical components . Destination Remarks
3
POTENTIOMETER MRR0104-008
MULTI-COLOR LED,KEM0001-001
MSP0001-004
CTP0008-001
New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert.
DIODE IC IC(OP AMP X2) TRANSISTOR ZENER DIODE 6.2V, 0.5W
SW,PUSH,FILTER
DISPLAY
ELECTRO ELECTRO CERAMIC ELECTRO CERAMIC
ELECTRO ELECTRO CERAMIC ELECTRO CERAMIC
MYLAR MYLAR CERAMIC MYLAR MYLAR
CERAMIC ELECTRO
RCA JACK
CERAMIC ELECTRO CERAMIC CERAMIC ELECTRO
CC45FSL1H221K CE04KW1H4R7M CC45FSL1H101K CC45FSL1H101K CE04KW1H4R7M
CE04KW1H4R7M CE04KW1C470M CK45FB1H223Z CE04KW1C470M CK45FB1H223Z
CQ92FM1H563J CQ92FM1H563J CC45FSL1H101K CQ92FM1H104J CQ92FM1H333J
CE04KW1HR47M CE04KW1C221M CK45FB1H104Z CE04KW1A221M CK45FB1H223Z
CK45FB1H104Z CE04KW1C470M
Parts No.
E63-0208-08
R31-0412-08
B30-1823-08
S68-0203-08
1N4148 TL074 NJM4558D 2SC945 RD6.2ES(B)
Add- New ress Parts
Note: Component and circuit are subject to modification to insure best operation under differing local conditions. This manual is based on Europe(E) standard, and provides information on regional circuit modification through use of alternate schematic diagrams, and information on regional component variations through use of parts list.
14-6,Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150-8501 Japan
KENWOOD SERVICE CORPORATION
P.O BOX 22745, 2201 East Dominguez St., Long Beach, CA 90801-5745, U.S.A.
KENWOOD ELECTRONICS ITALIA S.p.A.
Via G. Sirtori, 7/9 20129, Milano, ltaly
KENWOOD ELECTRONICS CANADA INC.
6070 Kestrel Road, Mississauga, Ontario, Canada L5T 1S8
KENWOOD IBÉRICA S.A.
Bolivia, 239-08020 Barcelona, Spain
KENWOOD ELECTRONICS LATIN AMERICA S.A.
P.O BOX 55-2791, Piso 6 plaza Chase, Cl. 47 y Aquilino de la Guardia Panama, Republic de Panama
KENWOOD ELECTRONICS AUSTRALIA PTY. LTD.
(A.C.N. 001499 074) P.O Box 504, 8 Figtree Drive, Australia Centre, Homebush, N.S.W. 2140, Australia
KENWOOD ELECTRONICS BRASIL LTDA.
Av Indianópolis, 628, 04062-001 Planalto Paullsta São Paulo-SP-Brasil
KENWOOD & LEE ELECTRONICS, LTD.
Unit 3712-3724, Level 37, Tower 1, Metroplaza, 223 Hing Fong Road, Kwai Fong N.T., Hong Kong
KENWOOD ELECTRONICS U.K. LIMITED
KENWOOD House, Dwight Road, Watford, Herts., WD1 8EB., United Kingdom
KENWOOD ELECTRONICS GULF FZE
P.O.Box 61318, Jebel Ali, Dubai, U.A.E.
KENWOOD ELECTRONICS BELGUM N.V.
Meachelsesteenweg 418, B-1930 Zaventem, Belgium
KENWOOD ELECTRONICS SINGAPORE PTE LTD.
No. 1 Genting Lane #02-02, KENWOOD Building, Singapore, 349544
KENWOOD ELECTRONICS DEUTSCHLAND GMBH
Rembrücker Str. 15, 63150 Heusenstamm, Germany
KENWOOD ELECTRONICS (MALAYSIA) SDN BHD.
#4.01 Level 4, Wisma Academy Lot 4A, Jalan 19/1 46300 Petaling Jaya Selangor Darul Ehsan Malaysia
KENWOOD ELECTRONICS FRANCE S.A.
13 Boulevard Ney, 75018 Paris, France
KENWOOD ELECTRONICS (THAILAND) CO., LTD.
573/111 Soi Ramkhamhaeng 39, Ramkhamhaeng Road, Wangthonglang, Bangkapi, Bankok 10301 Thailand
L : Scandinavia Y : PX(Far East,Hawaii) Y : AAFES(Europe)
VR101,102 3A
3A
2A
C129 C130,131
C110,111 C113 C114 C115 C116
LD101
JK101
C101 C102 C103 C105 C107
C117 C118 C119 C120 C121
C122 C125 C126 C127 C128
D101-103 IC101 IC102 Q101-103 ZD101
Ref. No
SW101
K : USA T : England X : Australia
P : Canada E : Europe Q : Russia
R : Mexico G : Germany H : Korea
C : China V : China(Shanghai) M : Other Areas
4.7UF 47UF 0.022UF 47UF 0.022UF
Description
0.47UF 220UF 0.10UF 220UF 0.022UF
0.056UF 0.056UF 100PF 0.10UF 0.033UF
0.10UF 47UF
220PF 4.7UF 100PF 100PF 4.7UF
I : Malaysia
50WV 16WV Z 16WV Z 50WV 16WV Z 10WV Z Z 16WV
K 50WV K K 50WV J J K J J