Kenwood KAC-629S User manual

POWER AMPLIFIER
KAC-629S
SERVICE MANUAL
© 2000-11 PRINTED IN KOREA
B51-7710-00 (K) 3590
25
FUSE(25A)
POWER IN
BATT. P.CON(REMOTE)
GND
LEFT
BRIDGED
RIGHT
SPEAKER OUTPUT
POWER AMPLIFIER
MONO(Lch)
STEREO
OPERATION
LPF
HPF
FILTER
L R
LINE IN
LEFT RIGHT
SPEAKER LEVEL INPUT
GND
INPUT
SENSITIVITY(V)
MAXMIN
0.30.5
1.0
OFF L
+
R
STEREO / BRIDGEABLE
AMPLIFIER
KAC - 629S
MAXIMUM POWER
SCREW SET
(N99-1587-05)
ACCESSORY
(TERMINAL COVER SET)
(W01-1516-05)
40%

KAC-629S
2
BLOCK DIAGRAM
ST/L+R/L(MONO)
(12dB/oct)
+LB
+HB
-HB
IC1(3/4)
L
R
SP
SP
HPF
HPF
S2-1
R
L
(4
60W
)
HPF/OFF/LPF
MUTE Q1,2
S1
200mV
CONVERTER
DC/DC BATT
Q36-40
BLOCK DIAGRAM
INPUT SENS.
IC1(1/4)
IC1(2/4) IC1(4/4)
(12dB/oct)
150Hz
IC3
LPF
S2-2
(12dB/oct)
150Hz
80Hz
HPF/OFF/LPF
P-CON
T1,IC4,Q17,Q18
Q19,21

KAC-629S
3
VR2 (R)
VR3 (L)
TP1 R
L
DC voltmeter
(a) 2.5mV
DC voltmeter
(a) 2.5mV
++
SP. OUT
J1
LR
ADJUSTMENT
No. ITEM INPUT
SETTINGS
OUTPUT
SETTINGS
RECEIVER
SETTINGS
ALIGNMENT
POINTS
ALIGN
FOR FIG.
Connect a cassette receiver or CD receiver.
1IDEL
CURRENT -
Connect a DC
voltmeter
between TP1
(L/R) and J1
(SP.OUT, L+/R-)
VOLUME : 0
VR2 (R ch)
VR3 (L ch)
(X09-)
2.5mV (a)

KAC-629S
4
PARTS DESCRIPTIONS

ABDFHJCEG I
2
1
3
5
7
4
6
W41
R114
W42
W43
W44
R108
W50
W51
W52
W45
W46
W47
W66
W67
R172
R174
R176
C82
R88
R86
C58
R96
C56
W69
W68
R106 R104
W56
W55
W54 W58
W59
W60
VR3
C64
R102
VR2
W53
R100
W49
R112
R101
R103
W57
R105
R107
W76
W77
C62
W61
R113
W62
W63
R109
W78
R115
C71 C73
W79
W80
R95
C55
C57
W81
R89
C53
R93
R97
R85
R83
R91
R94
R84
R82
R90
W11
R173
R177
R171
C54
W85
R175
C81
R81
C51
C74 VR1
W117
W118
W119
W120
W121
W113 W93
C22
R36
C21
R45
R35
C20
R34
R20
R8
W84
R7
W100
R158
W105
R157
W106 R159
R160
R3
R4
R44
R41
W82
R30
R47
R49
C7
C8
R48
C14
R14
R76
R71
C1
C2
W110
W111
C25
C27
C28
R51
R52
C13
C6
R68
C41
R69
R62
R66
R65
R60
W96
C40
R67
C42
R54
R53
R168
C38 C39
R70
W94
C59
R79
C49
R179
C85
W99
W15
W16
W17
W18
W19
W20
R122
C70
W12
C47
R55
C45
T1
C46
L1
W26
W48
R123
R124
R125
W36 W37
R56
R57
R61
R64
W112 R72
C26
R166
C75
R163
W40
R164
W39
C68
W38
R128
W6
W7
W8
W9
W10
W1
W2
W3
W4
W5
R127
C67
R178
C84
C100
R80
C50
R78
C60
W64
R92
W72
R99
R98
W75
W73
W74
R161
R87
R180
W83
R26
R27
R21
R23
C80
R28
R32
W127
W128
R22
W122
W123
W124
W125
W126
R31
W144
R33
W104
W103
W101
W102
R19
R13
R12
R11
R15
C15
W116
W115
C19
C17
R42
R43
C5
R77
C43
R18 C12
R16
C11
R17
W97
W98
W130
W88
R74
R75
W71
R37
R38 R2
W108
R5
R6
R46
W109
W107
W92
W91
W90
W89
W95
W35
W34
W33
W32
W31
W30
R63
R59
R58
C77
W14
W13
W21
W28
W27
W23
W22
W129
R126
R167
C37
TP1
RL
C63
L
R
C18
C16
R29
C79
R1
W86
W87
C83
W65
W29
TH1
C61
R24
R25
R9
R10
C72
R73
C48
EB
EB
EB
BE
EB
BE
BE
BE BE
BE
BE
EB
EB
EB
EB
EB
EB
EB
EB EB
EB
EB
EB
EB EB
1
45
8
8
14 1
7
1
4
1
89
16
4
1
E
B
DSG GSD
BEBE BEE
12
BB
EBE
14
1
4
Q32 Q30 Q10 Q9 Q29
Q14 Q12
Q24
Q26
Q8
D30 D29
Q7
Q11 Q13
Q1
Q2
Q25
S2
S1
J2
WH2
X09 C/3
Q31
CN2
IC1
Q41
Q35
Q23
Q3
Q5
Q22
D11
Q6
Q4
D38
D12
J1
E3
Q18 Q17 D14 D13
D26
Q40
Q37
Q36
IC4 CN1
J3
WH1
D32
Q38
Q39
D8
D42
D39
D37
D41
D28
D19
Q21
D27
D35
D3
D40
D15
D7
D34
D33
D25
D18
D31
D10
D9
D1
D2
D4
D36
D17
D16
IC3
X09 B/3
X09-5160-10 A/3
(J74-1043-11)
Q19
LPF-OFF-HPF
FILTER
MONO-L+R-ST
OPERATION
INPUT
SENSITIVITY
(25A)
FUSE BATT GND P.CON
POWER IN
LEFT RIGHT
SPEAKER OUTPUT
LEFT RIGHT
LR
LINE IN
SPEAKER LEVEL
INPUT
4
1
41
C26
R34
C17
C14
C27
C25
C28
R38
R37
R44
R41
R2
W111
W110
C1
C2
C5
R42
R1
R43
R4
1
4
E
B
R159
W109
C6
1
R160
R3
4
R9
R10
W108
C8
R46
C13
R6
1
R48
C7
R49
R47
R15
R5
C15
7
R11
R12
W105
W106
R157
VR1
W126
W125
W124
W123
W122
W93
W144
W116
W115
R31
W118
W120
W119
W121
W117
W113
C79
R45
C19
R33
R35
C20
R158
5
C22
R36
C21
W128
R22
8
R32
W127
R8
R177
C43
C39
R77
R72
W107
R51
R71
R52
R76
16
9
R64
W112
R61
W84
W100
R19 C11
R14
C12
14
R18
W102
8
R13
R7
W101
R17
C85
R16
W99
W130
E
W85
C54
R58
R73
1
C41
R67
C42
8
C40
C37
R56
R68
R62
R69
R66
W65
W96
B
R54
E
BE
EB
R53
E
R167
R63
R65
R60
B
R59
W86
W87
W97
W98
R179
B
R70
EB
C81
R171
EB
R175
W91
W94
E
W92
W90
W89
C53
C49
R81
C51
R180
BE
EB
R87
R115
C83 R20
R27
R29
4
W104
R21
W103
C18
R30
R28
1
C16
W83
R26
B
R25
R24
E
C80
W82
R23
BE
E
W62
W80
C73
W81
BE
R173
EB
B
R95
C57
W79
C55
R89
EB
C71
W78
R109
E
W63
W61
B
R113
C75
R126
GSDSGD
C50
R122
W20
W19
TH1
R99
W75
C48
C77
R57
B
W37
C38
R168
W34
W35
W95
W33
W32
W36
W88
R91
R83
C59
R85
R79
R161
W74
R75
R74
W71
W73
R98
W29
W30
W31
R124
R123
R125
T1
W28
W27
R82
E
R84
E
W18
C60
R94
R78
R90
W15
W17
W16
R86
B
B
R80
TP1
L
W76
W77
R105
R107
C61
EB
R97
R93
C63
R103
W72
W60
W57 R101
E
W58
W59
VR3
L
B
R100
C56
C62
B
R92
W69
E
W56
C64
R
21
E
W54
W55
B
W53
R102
C58
R106
W68
R104
R96
R88
BE
C74
R
VR2
E
W23
W22
W26
W48
W21
C70
C84
C100
E
R178
C82
B
W12
C46
W13
W14
W11
C45
L1
W129
R55
C47
W3
W4
W5
W2
W1
C67
R127
R114 W43
R176
W66
W52
EB
R172
W67
B
R108
W44
W51
W50
W49
R112
R174
C72
B
W47
W64
E
W45
W46
E
W41
W8
W9
W10
W7
W6
W42
B
R128
W39
C68
W38
R164
EB R163
W40
EB
R166
Q11
Q3
OPERATION
FILTER SENSITIVITY
J2
WH1
J3
WH2
X09 B/3
IC3
INPUT X09 C/3
CN1
Q22
D10
D9
CN2
D1
D2
D4
S2
S1
D37
Q23
D36
D18
D31
IC4
IC1
D3
Q41
Q35
D27
D28
D32
D34
Q36
Q19
D33
D19
Q21
D41
Q5
Q2
Q25
Q31
D16
Q1
Q29
D17
D39
Q13
Q17 D13
D14
D26
Q18
Q37
Q40
D7
D12
D8
D11
D35
Q4
Q6
Q7
D29
Q9
Q30 Q10
D30
Q8
D25
Q26
E3
D15
Q24
D38
D42
Q12
D40
Q14
Q32
Q39
Q38
X09-5160-10 A/3
(J74-1043-11)
SPEAKER OUTPUT
FUSE
(25A)
POWER IN
BATTGNDP.CONLEFT
J1
RIGHT
RL
LINE IN LEFTRIGHT
SPEAKER LEVEL
INPUT
HPF-OFF-LPF ST-L+R-MONO
Refer to the schematic diagram for the value of resistors and capacitors.
PC BOARD(Component side view) PC BOARD(Foil side view)
5 6
Ref. Add-
No. ress
IC1 5C
IC3 5D
IC4 5B
Q1 5D
Q2 5D
Q3 4C
Q4 3C
Q5 4C
Q6 3C
Q7 4C
Q8 3D
Q9 3E
Q10 3E
Q11 4D
Q12 3D
Q13 4D
Q14 2D
Q17 3A
Q18 2A
Q19 4B
Q21 4B
Q22 5B
Q23 4C
Q24 2D
Q25 4D
Q26 2C
Q29 4E
Q30 3E
Q31 5E
Q32 2E
Q35 4C
Q36 4B
Q37 4B
Q38 1D
Q39 2D
Q40 4B
Q41 4C
Ref. Add-
No. ress
IC1 5H
IC3 5G
IC4 5I
Q1 5G
Q2 5G
Q3 4H
Q4 3H
Q5 4H
Q6 3H
Q7 4G
Q8 3G
Q9 3F
Q10 3F
Q11 4G
Q12 3G
Q13 4G
Q14 2G
Q17 3J
Q18 2J
Q19 4I
Q21 4H
Q22 5I
Q23 4H
Q24 2G
Q25 4G
Q26 2H
Q29 4F
Q30 3F
Q31 5F
Q32 2F
Q35 4H
Q36 4I
Q37 4I
Q38 1G
Q39 2G
Q40 4I
Q41 4H

ACEG IBDFHJ
2
1
3
5
7
4
6
B LINE
B LINE
0V
0V
0V
0V
0V
0V
0.9V
0.26V
-33.8V
0.26V
-34.5V
-33.8V
0.8V
0.1V
-33.8V
-34.5V
0.2V
-33.8V
-1.26V
1.12V
-1.26V
-0.58 0.55V
34.5V
0V
3.5V
-34.8V
-1.26V -34.8V
-0.66V
0V
0V
2.3V
17.0V
29.0V
1.19V
-0.54V
-1.23V
1.17V 34.5V
0.55V 0V
-0.62V
-34.8V
0V
3.5V
34.5V
-4.2V
17.0V
18.1V
29.0V
34.5V
0V
0.21V
30.0V
0.75V
0V
0V
0V
0V
14.5V
15.3V
5.4V
15.2V
0V
5.4V
15.2V
3.38V
0V
0V
-1.23V
-34.8V
2.35V
3.8V
0.1V
0.63V
0V
15.3V
0.57V
0.57V
15.1V
3.8V
1.75V
5.1V
0V
0V
0V
0V
0V
18.1V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V 0V
-17.5V
-17.5V
18.1V
0V
1.13V
-33.8V
-1.26V
CN2
CN1
J2
J3
Lch 1
Rch 2
Lch 1
Rch 2
Q37
Q36
D28
D32D33
Q19
Q21
D27
D12
D2
D1
D3
D4
(1/4)
IC1
(2/4)
IC1
IC1
(3/4)
IC1
(4/4)
IC3
(1/2)
IC3
(2/2)
D9
D10
Q22
D31
D35 D11
D17
D16
Q1
Q2
Q7
Q3 Q5
Q8
Q35
Q6
Q4
D18
D29D30
Q9
Q10
D8
D37
Q29
Q11
Q23
Q31
Q13
J1
BATT
GND
P-CON
D34
D25
D26 Q18
Q17
D15
D13
D14
Q38
Q39
D19
D7
SP OUT
Q32
Q14
Q12 Q30
IC1
IC3
IC4
Q1,2,7-10,19,23,24,35,36,38-40
Q3-6,37
Q11,12
Q13,14
Q17,18
Q21
Q22
Q29,30
Q31,32
D1-4,8,16-19,25-30,32,33,36-42
D7
D9,10,34
D11,35
D12
D13
D14
D15
D31
: UPC4574C
: NJM4565D
: UPC494C
: 2SC945(A)(Q,P)
: 2SA733(A)(Q,P)
: 2SC1627A
: 2SA817A
: IRFIZ34G
: 2SC3940A(R,S)
: DTA124EL
: 2SC5100LB
: 2SA1908LB
: 1SS131
: RD7.5JS(B)
: RD16JS(B)
: RD8.2JS(B)
: B30-1460-05
: FMU22S
: FMU22R
: 1N5406-M
: RD5.1JS(B2)
2 Rch
1 Lch
D36
Q40
Isolation amp.
L.P.F.
Switching regulator
Muting
transistor
Differential amp.
-compensating
For temperature Power
driver
Protection for
overcurrent
Power switching
P-con
detector
A-class power
supply controller
stage
Power
A-class
muting
P-con detector
Power
switch
DC protection
Overvoltage
protection
driver
Muting
GND LINE
SIGNAL LINE
A
A
WH2
WH1
SENSITIVITY
INPUT
DC/DC converter
ADJ
IDLE
ADJ
IDLE
F1(25A)
4
3
2
1
4
7
8
6
5
3
2
1
13
10
9
11
12
14
15
16
2
1
4
3
R37 2.2KR38 2.2K
22u35
C25
+
+
+
+
22u35
C27
22u35
C28
22u35
C26
REFERENCE
REQULLATOR
OSCILLATOR
1000P
R53
1.2K
R54
1.2K
C37
0.1
3.3K
R56
30K
R57
C42
0.1u50
+
6.8K
R73
16K
R68
680
TH1
27K
R64
2.2K
R65
R66
10K
+
R69
4.7K
+
680K
R62
R60
10K
R67
C40
22K
R58
100
R59
1.5K
R75 R74
1.5K
100u35
C38
+
10u50
C41
R63
2.7K
R61
27K
1u50
C39
5
6
2
3
9
10
13
12
C8
22P
R1 1K
C1 1000PC2 1000P
C5
10u50
+
R5
10K10K
R6
10K
R47
C7
22P
R49
10K
10K
R48
R12
2.2K
C15
1000P
2.2K
R11
R9
56
R10
56
VR1 5K
150
R158 R8
2.2K
150
R160 2.2K R14
150
R159 2.2K R13
R157
150 R7 2.2K
20K
R19
20K
R18
2
3
R2 1K
R15
1K
R46
10K
2.2K
R3R4
2.2K
R16
20K
R17
20K
22P
C11C12
22P
7
1
48
11
14
100
R20
R21
100
4.7K
R27
R29
1.8K
4.7K
R28
+
10u50
C6
HPF / OFF/ LPF
STEREO / L+R/ L(MONO)
R34
27K
27K
R35
R26 4.7K
1
7
6.8K
R31
R33
22K
27K
R36
C21
0.12
0.082
C20
0.022
C22
R30
1K
R32
8.2K
0.33u50
C17
+
0.1u50
C19
+
C16
2.2u50
+
+
C18
0.47u50
1K
R45
C14
22u16
+
C13
+
22u16
4
5
6
8
R52
3.3K
3.3K
R25
3.3K
R24
C54 C48 220u16
+
R81 82K
C51 1800P
R80 82K
2200P
22u35
C50
+
1.5K
R22
1.5K
R23
C80
22u16
+
+
22u16
C79 2.2u50 C49
+
7.5K
R78
C61
100P
R82
820
820
R84
100
R90 4700P
C60 100P
C62
56
3.9K
R86
7.5K
R79
+
22u35
C53
820
R85
R91
100
C59
4700P
10P
C58
22u35
C56
+
3.3K
R94
R96
82K R89
7.5K
R87
R161
47K C57
6P
C55
22u35
+
R93
56
R92
R51
150K
R95 3.3K
R97 3.3K
3K
R101
3K
R100 VR2 470 VR3 470
1000P
C63
C64
1000P
R88
82K
R104
100
100P
C74
100P
C72
C73
100P
100P
C71
R106
100
100
R107
R105
100
R115
0.1
R109
220 1/2W
1/2W
R108
0.1
R114
0.1
R112 0.1
R113
R171
1K
R179
10K
C85
+
100u10
22K
R180
TP1
R175
3K
C68
0.047
R128
10
R164 100K R163 100K
C67
0.047 10
R127
L1
3300u
16
+
C45
330
R98 91 R99
1/2W
R70
2.7K R71
3.6K
10
R77
+
470u35
C43
ERROR
AMP
R167
4.7K
C77 10u
+
R168
4.7K
390
R124
390
R123
R125
1.5K
R126
1.5K
3.3K
R55
T1
10 1/2W
R122
C46
2200u352200u35
C47
+
+
47u16
C75
+
R166 5.6K
C70
1000P
16
R103
1K
2W
R72 470 1W
R76
470 1W
820
R83
R102
1K
2W
2
1
18K
R44
R42 18K
18K
R41
R43 18K
3.3K
+
C100 0.1u50
IC1
IC3
IC4
Q1,2
Q3-6
Q9,10 Q11-14
Q23-26,41
Q17,18
Q19
Q21
Q29-32
Q35
Q36
Q37
Q38,39
Q40
VR3
RCA IN
(X09- ) (C/3)
SP IN
(X09- ) (B/3)
AUDIO UNIT (X09-5160-10) (A/3)
IC4
S1
S2
18uH
Q25,26 : 2SA992(F,E)
Q41 : 2SC1845(F,E)
4700P
C81
2W
D39
Q25
R173
1K
R177 3K
4700P
C83
Q24
R172
1K
R176
3K
4700P
C82
Q26
R174
1K
R178
3K
4700P
C84
D38
D42
D40
D41
2W
220
Q41
Voltage amp.
Q7,8
OPERATION
FILTER
KAC-629S
2SA773(A)
2SA817A
2SA992
2SC1627A
2SC1845
2SC3940A
2SC945(A) NJM4565D UPC4574C UPC494C
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.

KAC-629S
9
EXPLODED VIEW
A
B
C
D
E
F
G
H
K
L
N
φ3x6(BLK)
φ3x12
φ2.6x10
φ3x10(BLK)
φ4x8(BLK)
FLAT WASHER
φ3x10(BLK)
φ3x8
φ3x8(BLK)
M3x8
M4x6
: N89-3006-45
: N87-3012-46
: N09-4382-05
: N80-3010-45
: N09-4026-05
: N15-1040-46
: N09-4157-05
: N89-3008-46
: N83-3008-45
: N09-4216-08
: N09-4214-08
A
A
A
A
K
K
(X09-)
(B/3)
K
K
K
K
K
D
D
D
K
K
Dx2
Cx2
Cx2
Cx4 H
B
B
Nx7
Lx4
F
E
G
Dx2
5
14
7
9
9
3
WH2
(X09-)
J1
(X09-)
J3
(X09-)
J2
(X09-)
10
11
702
708
715
4
715
(X09-)
(C/3)
(X09-)
(A/3)
715
WH1
(X09-)
F1
DC1
(J type only)
6
1
2
3
AB
Parts with exploded view numbers larger than 700 are not supplied.

KAC-629S
10
✽New Parts
Parts without Parts No. are not supplied.
AN Dest AN Dest
Ref.No. de Parts No. Description inati Ref.No. de Parts No. Description inati
dw on dw on
C37 CF92FV1H104J MF-C 0.10UF J
C38 CE04DW1V101M ELECTRO 100UF 35WV
32A
✽A64-2332-02 PANEL C39 CE04DW1H010M ELECTRO 1.0UF 50WV
42B
✽A84-0275-02 REAR PANEL C40 CF92FV1H102J MF-C 1000PF J
C41 CE04DW1H100M ELECTRO 10UF 50WV
53B
✽B19-2082-04 LIGHTING BOARD
63B
✽B43-1275-03 BADGE C42 CE04DW1H0R1M ELECTRO 0.1UF 50WV
- B46-0100-50 WARRANTY CARD KEM C43 CE04DW1V471M ELECTRO 470UF 35WV
- C45 C90-2689-05 ELECTRO 3300UF 16WV
- C46 ,47 C90-2780-05 ELECTRO 2200UF 35WV
C48 CE04DW1C221M ELECTRO 220UF 16WV
-✽B64-1949-00 INST.MANUAL (ENGLISH) KE
-✽B64-1950-00 INST.MANUAL (FRE,SPA) KE
C49 CE04DW1H2R2M ELECTRO 2.2UF 50WV
-✽B64-1951-00 INST.MANUAL (ENG,CHI) M
C50 CE04DW1V220M ELECTRO 22UF 35WV
-
C51 CK45FB1H182K CERAMIC 1800PF K
-✽B64-1962-00 INST.MANUAL (GER,DUT) E
C53 CE04DW1V220M ELECTRO 22UF 35WV
C54 CK45FB1H222K CERAMIC 2200PF K
-✽B64-1963-00 INST.MANUAL (ITA,POR) E
C55 ,56 CE04DW1V220M ELECTRO 22UF 35WV
C57 CC45FSL1H060D CERAMIC 6.0PF D
C58 CC45FSL1H100D CERAMIC 10PF D
73B
✽F01-1654-01 HEAT SINK
C59 ,60 CF92FV1H472J MF-C 4700PF J
F1 1B F52-0014-05 FUSE(BLADE TYPE) (25A)
C61 ,62 CC45FSL1H101J CERAMIC 100PF J
14 3B ✽H30-0543-04 ADHESIVE DOUBLE-COATED TAPE
C63 ,64 CK45FB1H102K CERAMIC 1000PF K
- H10-4644-03 POLYSTYRENE FOAMED FIXTURE
C67 ,68 CF92FV1H473J MF-C 0.047UF J
- H25-0336-04 PROTECTION BAG (170X250X0.03)
C70 CF92FV1H102J MF-C 1000PF J
- H25-0342-04 PROTECTION BAG (350X350X0.03)
C71 -74 CC45FSL1H101J CERAMIC 100PF J
-✽H54-2063-03 ITEM CARTON CASE
C75 CE04DW1C470M ELECTRO 47UF 16WV
9 2A J30-1066-04 SPACER
C77 CE04DW1C100M ELECTRO 10UF 16WV
C79 ,80 CE04DW1C220M ELECTRO 22UF 16WV
10 1A N99-1587-05 SCREW SET
C81 -84 CF92FV1H472J MF-C 4700PF J
A 1B N89-3006-45 BINDING HEAD TAPTITE SCREW
C85 CE04DW1A101M ELECTRO 100UF 10WV
B 2A N87-3012-46 BRAZIER HEAD TAPTITE SCREW
C100 CE04DW1H0R1M ELECTRO 0.1UF 50WV
C 2B N09-4382-05 TAPTITE SCREW (2.6X10)
D 1B N80-3010-45
PAN HEAD TAPTITE SCREW
CN1 ,2 E40-9472-05 FLAT CABLE CONNECTOR (4P)
J1 1B E70-0823-05 SCREW TERMINAL BOARD (7P)
E 2A N09-4026-05 TAPPING SCREW (4X8,TP,S)
J2 2A E63-0834-05 PIN JACK (2P)
F 2A N15-1040-46 FLAT WASHER (4 )
J3 2A E70-0822-05 SCREW TERMINAL BOARD (4P)
G 2A N09-4157-05 SEMS (TAPTITE SCREW)
TP1 E40-3640-05 PIN ASSY (2P)
H 1B N89-3008-46 BINDING HEAD TAPTITE SCREW
K 2B N83-3008-45
PAN HEAD TAPTITE SCREW
WH1 ,2 1A E31-8122-05 LEAD WIRE (4P)
11 1A W01-1516-05 ACCESSORY (TERMINAL COVER SET)
L1 L33-1032-05 CHOKE COIL (18UH)
T1 ✽L19-0549-05
TRANSFORMER FOR CONVERTER
D12 B30-1460-05 LED(RED)
D2B
N80-3010-45 PAN HEAD TAPTITE SCREW
L2A
N09-4216-08 SEMS SCREW
C1 ,2 CF92FV1H102J MF-C 1000PF J
N2B
N09-4214-08 SEMS SCREW
C5 ,6 CE04DW1H100M ELECTRO 10UF 50WV
C7 ,8 CC45FSL1H220J CERAMIC 22PF J
R1 ,2 RD14BB2C102J RD 1.0K J 1/6W
C11 ,12 CC45FSL1H220J CERAMIC 22PF J
R3 ,4 RD14BB2C222J RD 2.2K J 1/6W
C13 ,14 CE04DW1C220M ELECTRO 22UF 16WV
R5 ,6 RD14BB2C103J RD 10K J 1/6W
R7 ,8 RD14BB2C222J RD 2.2K J 1/6W
C15 CF92FV1H102J MF-C 1000PF J
R9 ,10 RD14BB2C560J RD 56 J 1/6W
C16 CE04DW1H2R2M ELECTRO 2.2UF 50WV
C17 CE04DW1HR33M ELECTRO 0.33UF 50WV
R11 -14 RD14BB2C222J RD 2.2K J 1/6W
C18 CE04DW1HR47M ELECTRO 0.47UF 50WV
R15 RD14BB2C102J RD 1.0K J 1/6W
C19 CE04DW1H0R1M ELECTRO 0.1UF 50WV
R16 -19 RD14BB2C203J RD 20K J 1/6W
R20 ,21 RD14BB2C101J RD 100 J 1/6W
C20 CF92FV1H823J MF-C 0.082UF J
R22 ,23 RD14BB2C152J RD 1.5K J 1/6W
C21 CF92FV1H124J MF-C 0.12UF J
C22 CF92FV1H223J MF-C 0.022UF J
R24 ,25 RD14BB2C332J RD 3.3K J 1/6W
C25 -28 CE04DW1V220M ELECTRO 22UF 35WV
R26 -28 RD14BB2C472J RD 4.7K J 1/6W
K : North America E : Europe J : Japan M : Other Areas
indicates safety critical components.
KAC-629S
AUDIO UNIT(X09-5160-10)
PARTS LIST

KAC-629S
11
PARTS LIST
✽New Parts
Parts without Parts No. are not supplied.
A N Dest A N Dest
Ref.No. d e Parts No. Description inati Ref.No. d e Parts No. Description inati
dw on dw on
R29 RD14BB2C182J RD 1.8K J 1/6W R161 RD14BB2C473J RD 47K J 1/6W
R30 RD14BB2C102J RD 1.0K J 1/6W R163,164 RD14BB2C104J RD 100K J 1/6W
R31 RD14BB2C682J RD 6.8K J 1/6W R166 RD14BB2C562J RD 5.6K J 1/6W
R32 RD14BB2C822J RD 8.2K J 1/6W R167,168 RD14BB2C472J RD 4.7K J 1/6W
R33 RD14BB2C223J RD 22K J 1/6W R171-174 RD14BB2C102J RD 1.0K J 1/6W
R34 -36 RD14BB2C273J RD 27K J 1/6W R175-178 RD14BB2C302J RD 3.0K J 1/6W
R37 ,38 RD14BB2C222J RD 2.2K J 1/6W R179 RD14BB2C103J RD 10K J 1/6W
R41 -44 RD14BB2C183J RD 18K J 1/6W R180 RD14BB2C223J RD 22K J 1/6W
R45 RD14BB2C102J RD 1.0K J 1/6W VR1 R31-0209-05 VARIABLE RESISTOR (5K A)
R46 -49 RD14BB2C103J RD 10K J 1/6W VR2 ,3 R12-0607-05 TRIMMING POT.(470 B)
R51 RD14BB2C154J RD 150K J 1/6W S1 ,2 S31-2630-05 SLIDE SWITCH
R52 RD14BB2C332J RD 3.3K J 1/6W
R53 ,54 RD14BB2C122J RD 1.2K J 1/6W D1 -4 1SS131 DIODE
R55 ,56 RD14BB2C332J RD 3.3K J 1/6W D7 RD7.5JS(B) ZENER DIODE
R57 RD14BB2C303J RD 30K J 1/6W D8 1SS131 DIODE
D9 ,10 RD16JS(B) ZENER DIODE
R58 RD14BB2C223J RD 22K J 1/6W D11 RD8.2JS(B) ZENER DIODE
R59 RD14BB2C101J RD 100 J 1/6W
R60 RD14BB2C103J RD 10K J 1/6W D13 FMU22S✽A DIODE
R61 RD14BB2C273J RD 27K J 1/6W D14 FMU22R✽A DIODE
R62 RD14BB2C684J RD 680K J 1/6W D15 1N5406-M DIODE
D16 -19 1SS131 DIODE
R63 RD14BB2C272J RD 2.7K J 1/6W D25 -30 1SS131 DIODE
R64 RD14BB2C273J RD 27K J 1/6W
R65 RD14BB2C222J RD 2.2K J 1/6W D31 RD5.1JS(B2) ZENER DIODE
R66 RD14BB2C103J RD 10K J 1/6W D32 ,33 1SS131 DIODE
R67 RD14BB2C163J RD 16K J 1/6W D34 RD16JS(B) ZENER DIODE
D35 RD8.2JS(B) ZENER DIODE
R68 RD14BB2C681J RD 680 J 1/6W D36 -42 1SS131 DIODE
R69 RD14BB2C472J RD 4.7K J 1/6W
R70 RD14BB2C272J RD 2.7K J 1/6W IC1 UPC4574C IC(OP AMP X4)
R71 RD14BB2C362J RD 3.6K J 1/6W IC3 NJM4565D ANALOGUE IC
R72 RS14KB3A471J FL-PROOF RS 470 J 1W IC4 UPC494C IC(SWITCHING REGULATOR)
Q1 ,2 2SC945(A)(Q,P) TRANSISTOR
R73 RD14BB2C682J RD 6.8K J 1/6W Q3 -6 2SA733(A)(Q,P) TRANSISTOR
R74 ,75 RD14BB2E152J RD 1.5K J 1/4W
R76 RS14KB3A471J FL-PROOF RS 470 J 1W Q7 ,8 2SC945(A)(Q,P) TRANSISTOR
R77 RD14BB2E100J RD 10 J 1/4W Q9 ,10 2SC945(A)(Q,P) TRANSISTOR
R78 ,79 RD14BB2C752J RD 7.5K J 1/6W Q11 ,12 2SC1627A TRANSISTOR
Q13 ,14 2SA817A TRANSISTOR
R80 ,81 RD14BB2C823J RD 82K J 1/6W Q17 ,18 IRFIZ34G FET
R82 -85 RD14BB2C821J RD 820 J 1/6W
R86 RD14BB2C392J RD 3.9K J 1/6W Q19 2SC945(A)(Q,P) TRANSISTOR
R87 RD14BB2C752J RD 7.5K J 1/6W Q21 2SC3940A(R,S) TRANSISTOR
R88 ,89 RD14BB2E823J RD 82K J 1/4W Q22 DTA124EL DIGITAL TRANSISTOR
Q23 ,24 2SC945(A)(Q,P) TRANSISTOR
R90 ,91 RD14BB2C101J RD 100 J 1/6W Q25 ,26 2SA992(F,E) TRANSISTOR
R92 ,93 RD14BB2C560J RD 56 J 1/6W
R94 -97 RD14BB2C332J RD 3.3K J 1/6W Q29 ,30 2SC5100LB TRANSISTOR
R98 RD14DB2H331J SMALL-RD 330 J 1/2W Q31 ,32 2SA1908LB TRANSISTOR
R99 RD14BB2C910J RD 91 J 1/6W Q35 ,36 2SC945(A)(Q,P) TRANSISTOR
Q37 2SA733(A)(Q,P) TRANSISTOR
R100,101 RD14BB2C302J RD 3.0K J 1/6W Q38 -40 2SC945(A)(Q,P) TRANSISTOR
R102,103 RD14BB2C102J RD 1.0K J 1/6W
R104-107 RD14BB2C101J RD 100 J 1/6W Q41 2SC1845(F,E) TRANSISTOR
R108,109 RD14DB2H221J SMALL-RD 220 J 1/2W TH1 ERT-D2ZHL103S THERMISTOR
R112-115 R92-2115-05 METAL FILM 0.1 J 2W
R122 RD14DB2H100J SMALL-RD 10 J 1/2W
R123,124 RD14BB2C391J RD 390 J 1/6W
R125,126 RD14BB2C152J RD 1.5K J 1/6W
R127,128 RD14BB2E100J RD 10 J 1/4W
R157-160 RD14BB2C151J RD 150 J 1/6W
K : North America E : Europe J : Japan M : Other Areas
indicates safety critical components.

Audio Section
Max Power Output (4Ω)
Normal ................................................................................... 120W x 2
Bridge .................................................................................... 350W x 1
Rated Power Output (4Ω)
Normal (20Hz-20KHz, 0.08% THD) ....................................... 60W x 2
Normal (DIN45324, +B=14.4V) .............................................. 60W x 2
Bridge (1KHz, 0.8% THD) ...................................................... 150W x 1
Rated Power Output (2Ω)
Normal (1KHz, 0.8% THD) .................................................... 75W x 2
Frequency Response (+0, -1dB) ................................................. 10Hz - 45kHz
Signal to Noise Ratio ................................................................... 100dB
Sensitivity (MAX) (rated output) ................................................... 0.2V
Sensitivity (MIN) (rated output) .................................................... 5.0V
Input Impedance .......................................................................... 10kΩ
Low Pass Filter (12dB/oct.) ......................................................... 80Hz
High Pass Filter (12dB/oct.) ......................................................... 150Hz
General
Operating Voltage (11V-16V allowable) ...................................... 14.4V
Current Consumption (1KHz, 10% THD) ..................................... 19A
Dimensions (Width x Height x Depth) .......................................... 221mm x 57mm x 228mm
Weight ......................................................................................... 2.8kg
KAC-629S
SPECIFICATIONS
KENWOOD follows a policy of continuous advancements in development. For this reason specifications may be changed without notice.
KENWOOD CORPORATION
14-6, Dogenzaka 1-chome, Shibuya-ku, Tokyo, 150-8501 Japan