Kenwood KDC-719 Sercie Manual page 16
Cd receiver
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- Instruction manual (48 pages) ,
- Instruction manual (40 pages) ,
- Instruction manual (40 pages)
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K
L
1
FL+B
SW5V
A+9V
A
9V
A8V
BU
+5V
2
D26
D25
∗
W11
∗
W12
C66
1u50
43
C65
1u50
4.1V
44
4.1V
1
4.1V
33
1
CDR
NC33
4.1V
2
32
4.1V
CDROUT
OUTLF
4.1V
3
31
4.1V
3
CDGND
OUTRF
4.1V
4
30
4.1V
CDLOUT
OUTLR
4.1V
5
29
4.1V
5
CDL
IC2
OUTRR
6
28
3
NC6
E-VOL. &
NC28
7
27
PHONE-
N.C. MPX
VS
8
8.2V
PHONE+
5.0V
9
AFS
26
GND
C72
25
0.033
10
NC25
5V
AM
24
11
0V
SDA
4.1V
NC11
23
SCL
E. VOL.
R150
C70
MUTE
4.7K
0.47
SW
12
4.1V
R204
Q36
Q35
10
NOISE
BUFFER
4
SW5V
∗
W8
14
∗
Q103
C47
AUX/CD
SELECTOR
1u50
R52
SW
47K
∗
SWITCHED OP. AMP.
W7
∗
C46
4.1V
1
14
4.1V
1
AIN1+
BIN1+
4.1V
2
13
4.1V
1u50
AIN1-
BIN1-
4.1V
3
12
4.1V
AIN2+
BIN2+
8V
Q103
4.1V
4
11
4.1V
AIN2-
BIN2-
0V
4.1V
5
10
4.1V
AOUT
BOUT
6
9
ASW
BSW
7
8
VEE
VCC
A8V
R53
C206
47K
0.1
8.2V
8V
IC21
5
0V
A8V
IC20
8.2V
C40
4.1V
1
8
0.01
AOUT
VCC
A8V
4.1V
2
7
4.1V
VM1
BOUT
C45
4.1V
3
6
4.1V
10u16
AIN
VM2
+
D46
0V
4
5
4.1V
GND
BIN
D45
D44
IC20
ISOLATION
AMPLIFIER
R50
100K
6
C201
C202
C205
3300P
3300P
0.1
1
2
3
CN7
1
2
3
∗
E
CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list).
Indicates safety critical components. 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
• DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to variations between individual
instruments or/and units.
M
N
+5V
14
Q42
AUDIO
Q41
AUDIO
MUTE SW
MUTE SW
35
(REAR R)
(REAR L)
34
Q40
AUDIO
Q39
AUDIO
MUTE SW
MUTE SW
(NON-FADER L)
(NON-FADER R)
∗
W1
32
∗
FL
13
W2
32
31
∗
FR
W3
31
30
∗
RL
30
W4
29
RR
29
9
IC5
C83 0.33
0V
15
14
4.1V
HRR2
HRRO
14
4.1V
13
HRLO
13
C84 0.33
12
4.1V
16
0V
OREF
HRR1
11
4.1V
C87 0.33
24
0V
17
HFRO
11
HRL2
10
4.1V
HFLO
10
23
9
4.1V
AXOL
9
C88 0.33
4.1V
18
HRL1
8
4.1V
AXOR
8
C81 0.33u50
0V
19
HFR2
C89
8
0.1
C85 0.33u50
4.1V
20
7
4.1V
CL2
HFR1
+
C90
C82 0.33u50
0.1
0V
21
6
4.1V
HFL2
CL1
C91
5
4.1V
0.1
C86 0.33u50
4.1V
22
HFL1
CR2
+
C92
C60 2.2u50
4.1V
23
4
4.1V
0.1
CREF
+
CR1
24
3
11
AGND
C78
MUTE
0V
25
4.7u16
2
4.1V
DGND
AXIR
34
26
AUDIO
23
SCL
MUTE SW
27
5V
C79
24
SDA
0V
4.7u16
(FRONT R)
1
4.1V
8.2V
28
AXIL
35
A8V
VCC
HIGH PASS FILTER &
∗
NON-FADER VOLUME
F
AUDIO
MUTE SW
(FRONT L)
10
SPEANA AMP
R141
C50
C49
4.7u25
4.7u25
A8V
15K
+
+
OP.
AGC for
IC8
AMP.
SPECTRUM
ANALYSER
Q34
D21
10
8
6
9
7
5
CN1
O
P
SW5V
A+9V
A
9V
A8V
BU
∗
A
9V
-9.3V
B
R188
C108
R190
C106
R182
22K
10u16
82
22u16
470
RR
+
C110
+
Q42
2200P
4.7K
IC12
OP.
AMP.
Q41
4.7K
9.7V
A+9V
C105
R181
C109
22u16
470
C107
R189
R187
10u16
82
2200P
+
RL
∗
+
22K
W17
A
9V
-9.3V
R178
C102
R180
∗
R172
22K
10u16
82
NL
C100
470
+
C103
+
Q40
2200P
4.7K
IC11
OP.
AMP.
Q39
9.7V
4.7K
A+9V
∗
R171
C104
C99
470
C101
R179
R177
10u16
82
2200P
+
∗
NR
+
W18
22K
∗
W16
A 9V
-9.3V
R168
C96
R170
∗
R162
22K
10u16
82
C94
470
FR
+
C98
+
Q38
2200P
4.7K
IC10
OP.
AMP.
Q37
4.7K
9.7V
A+9V
∗
R161
C97
C93
470
C95
R169
R167
10u16
82
2200P
+
∗
FL
+
W15
22K
Q305
DSI LED SW
EJECT LED RED SW
W19
+5V
∗
Q101
Q305
Q306
PAN 5V
47K
PANEL
SW
EJECT LED
DET SW
GREEN SW
Q9
10K
S1
D51
D52
D54
4
2
19
17
15
13
11
9
7
5
3
1
3
1
20
18
16
14
12
10
8
6
4
2
CN6
P1
Q
R
ANT.
L7 52mH
W9
2
D43
+B
1
R210
Q44
L9
C131
FE1
1K
FM+B
∗
4.7uH
0.01
IC1
:
Q43
SW
1
IC2
:
TDA7407
RF GND
R211
22K
2
IC3
: M5237ML
FM ANT
22K
3
IC4
: TDA7560
22K
AM ANT
IC5
: TDA7401
W112
4
OSC GND
IC6
: ICL7660SIBA
52
5
+B
FM +B
IC7
: TC74HC02AF
R212
Q46
L10
6
AM+B
1K
+B
AM +B
IC8,10,11,12
: NJM4565M-TE2
SW
4.7uH
7
IC14
: TDA7479D
C133
OSC GND
0.01
8
IC16
: S-80837ANNP
R213
22K
OSC GND
51
9
IC20
: BA3121F
22K
W/N
IC21
: BA3129F
W113
10
22K
OSC GND
IC23
: SI-8050JD
Q45
11
VT
IC25
:
BR24C02F-W
L11
12
A8V
A8V
PLL +B
4.7uH
C135
13
77
IFC OUT
Q1
: 2SD2375
0.01
14
16
SDA
Q3
: 2SA1037K
15
Q4,10
: 2SA2057
SCL
17
16
Q5,15,472
: DTC144EUA or
DIG GND
UN5213
L12
Q6,7,13,28,32,33
4.7uH
17
: DTA124EUA or
SW5V
SW5V
VDD 5V
18
UN5112
NOISE OUT
C134
Q8,12,35,43,45,103
19
RDS OUT
: DTC124EUA or
10P
20
12
AUDIO OUT
UN5212
21
Q9
: 2SB1427
AMIF OUT
22
Q11,17,19,21,22,30,
14
S-METER
L13
31,34,201,473,475
23
78
+B
IF1 +B
C858 0.1
: 2SC4081
4.7uH
Q14
: DTA123JK or
C851 0.01
24
KRA105S
IF1 GND
Q16
: 2SB1443
Q52
COMPOSITE
Q18,20,23,27
: 2SA1576A
SIGNAL
F/E
Q26,111
: 2SB1277(Q,R)
BUFFER
Q29,112
: DTC114YUA or
UN5214
R242 4.7K
∗
Q36-42,52
: DTC143TUA or
A
5V
CP15
Q52
UN5216
0V
RDS
2.2Kx4
DECODER
Q44,46
: CPH3105
93
IC14
Q101,305,306
: DTA114YUA or
5V
54
UN5114
1
16
0V
53
QUAL
RDCL
Q474,476
: 2SB1548(P)
2
15
C146
RDDA
T57
10P
14
C856
C142
OOUT
(X89-253X-XX)
0.01
10u16
2.4V
3
VREF
+
UNIT
MODEL NAME
R10
C141
No.
C145
330P
2.4V
4
13
10P
KDC-X659 (K)
MPX
OIN
KDC-MP819 (K)
5.0V
0-00
NO
C143
KDC-719 (K)
10u16
5
12
5.0V
KDC-X559 (K)
SW5V
OSEL
VS
SW5V
+
X838 (E)
6
11
GND
EXTR
KRC-Z965 (M)
0V
7
10
0V
KDC-Z838 (M)
2-71
YES
ARI
TM
C144
8
9
KDC-Z737 (M)
0.01
FOUT
FSEL
Z638 (E)
L14
4.7uH
SW5V
C203 0.1
CN4
C68 0.47u50
R156 10
5
3
CD Lch
1
1
REQ H
8
+
C69 47u6.3 R157 4.7
2
D GND
9
3
2
CD GND
2
+
3
B.U.
10
C67 0.47u50
R155 10
4
CH CON
11
1
1
CD Rch
3
+
5
CH MUTE
12
CN2
6
A GND
13
BU
BU
1
B.U.
1
7
CH RST
2
GND
2
CORD with
CN3
DIN CONNECTOR
R136 4.7K
70
1
CH CON
8
R137 4.7K
13
87
2 CH MUTE
7
R130 4.7K
71
3
CH RST
6
9
10
R134 100
72
4
REQ H
5
5
6
R135 4.7K
94
5
REQ C
4
R133 100
99
6 CLK
3
1
2
D42
R131 4.7K
97
7
DATA C
2
R132 100
98
8
DATA H
1
1
O CLK
C854 0.1
2
O CE
3
O DATA
C855
4
REMO
0.01
5
GND
CORD with
DIN CONNECTOR
∗
O
CN9
D121
R124 470
5
1
O-CE
5
D53
D122
R123 470
4
3
2
O-CLK
4
D123
R122 470
3
O-DATA
3
2
1
D124
R121 1K
4
REMO
2
5
GND
1
KDC-MP819/X659/Z838 (1/2)
Z638/KDC-719/X559/Z737 (1/2)
S
T
D1
: RM10ZLF
D3
: MA8082-L
D5,474
: MA8100-L
D6
: MA4051(N)-M
D7,473
: MA8056-M
D8
: MA8047-M
D9
: MA4110(N)-M
D10,50
: MA4056(N)-M
D13,14,33-36,39,40,111,112
: 1SR154-400 or
S1J
D15
: 1SS133
D16
: MA4068(N)-M
D17
: MA4062(N)-M
D19,20,30
: DAP202U or
MA142WA
D21,42,54
: DA204U
D22-24,31,121-124
: MA4062-L
D25,26
: RD6.8M(B2)
D27,28,44,46
: MA8068-M
D29,45
: MA8062-L
D32
: DAN202U or
MA142WK
D38,41
: 1SR154-400
D43
: IMSA-6801
D51-53
: FTZ6.8E
D101
: B30-1566-05
D472,475
: SS14
SIGNAL LINE
GND LINE
B LINE
+B
B
B LINE
DAUGHTER UNIT (X89-253X-XX)
CN1
J1
ESD GND
1
16
ESD GND
R9 470
EJECT
2
∗
R10 220
EJECT
3
∗
ILL(G)
S1
S1
R11 220
EJECT
4
ILL(R/G)
S70-0873-05
(YG)
S70-0856-05
X16-
(SR/PG)
N.C.
5
J1
SRC
6
15
SRC
2/2
D GND
7
14
D GND
P5V
8
P5V
13
P5V
R1 470
A
SC CON
9
12
SC CON
R2 240
MC REQ
10
11
MC REQ
R3 470
SC REQ
11
10
SC REQ
R4 240
Rch
MC CLK
12
9
MC CLK
REQ C
R5 240
SC DATA
13
8
SC DATA
DATA C
R6 240
P RST
14
7
P RST
DATA H
R7 470
Lch
AUDIO
15
6
AUDIO
CH CLK
R8 510
RST
16
5
RST
FL GND
17
4
FL GND
FL +B
18
FL+B
3
FL +B
FAC
19
2
FAC
FAC
20
1
FAC
11
12
7
8
3
4
10
8
6
4
2
9
7
5
3
1
KDC-X559
KDC-X659
KDC-MP819
10
8
6
4
2
9
7
5
3
1
KDC-Z838
KDC-719
KDC-Z737
Z638
KDC-719/X559/Z737,Z638
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