Kenwood KDC-CPS89, Service Manual

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A B C D E F G H I J
1
2
3
4
5
6
7
9 10
PC BOARD (COMPONENT SIDE VIEW) (FOIL SIDE VIEW)
Refer to the schematic diagram for the values of resistors and capacitors.
S2
S1
W1
W2
1
23
1
16
LIMSW
LOESW
8/12SW
MGND
SP-
SL-
SL+
SP+
BLA
C
K
RED
CN1
CN2
X16-1010-00 (J74-1153-01)
Rch1
AGND1
Lch1
DATAC2
CH-RST2
Rch2
HCLK1
CHCONO1
+5V
RELA
Y2
DATAH1
DA
T
AC1
REQC1
COMMSW
REQH1
RESET
BU14V
GND
CH-MUTE1
Lch2
REQH2
REQHO
CH-RST
CH-CON
HCLKO
AGND
Lch
AGND
Rch
CH-CONO2
Rch
Lch
DATAHO
DATACO
REQCO
1
2
3
4
BU14V
REQC2
GND
2
3
4
DATAH2
AGND2
CH-MUTE2
DA
T
AH2
BU14V
GND
CH-MUTE
AGND
CH-RST
HCLK2
RELAY1
AUX
1
AUX
ON
TO CH2
OFF
TO H.U.
R51
R52
C9 C10
C5
C15
C16
R28
R30
R34 R37
K3
K4
C13
C12
C1
1
R4
R3
R11
R53
K1
K2
R9
R15
R2
R1
R14
R13
R16
R12
R7
R6
C14
R35
R39
R40
C4 R46
X1
C6
R47
R18 R24 R19 R20
R5
R21
R25
R26
R22
R8
R44
R45
R48
C1
R32
R41
R38
R43
R42
C2
R33
R31
R29
R36
C7
R10
C3
R49 R50
16
1
4
1
1
3
4
5
60
61
80
1 20
21
40
41
B
E
E
B
B
E
B
E
B
E
B E
B
E
B E
B E
R27
E B
X13-9930-00 (J74-1131-02)
J1
J2
Q1
Q10
D15
Q9
Q2
Q4
D10
Q8
Q3
D9
D1
D2
D3 D4
D5
D6
D7
D8
IC1
IC2
D12
Q7
D13
D14
D11
Q6
Q5
D16
CN1
S1
CN2
X13-9930-00
IC Q
1 6A
2 6A
1 3B
2 4B
3 3A
4 4A
5 3A
6 3B
7 7B
8 6B
9 6B
10 6B
BU14V
Lch
AGND
Rch
AGND
AUX
+5V
CH-MUTE1
DA
T
AC1
Lch1
RESET
AGND1
Rch1
COMMSW
DATAH1
REQH1
HCLK1
REQC1
CHCONO1
GND
DA
T
AH2
RELAY1
RELA
Y2
REQHO
HCLK2
HCLKO
Rch
Lch
DATACO
REQCO
CH-CON
DATAHO
Rch2
CH-RST2
3
1
CH-MUTE2
REQC2
DATAH2
DATAC2
AGND2
2
CH-RST
CH-CONO2
REQH2
CH-MUTE
AGND
GND
CH-RST
BU14V
4
3
2
1
GND
4
BU14V
Lch2
AUX
1
R50
C10
4
R35 R34 R37
C7 R48
B
E
C5
R49
C9
R44
R45
R46
40
C14
5
4
41
21
R47
B E
3
1
R39
61
C6
C4
60
R36
C12
B
E
C13
X1
80
R30
R53
E
B
C1
1
OFF
ON
R52
20
R25
R26
R22
R21 R51
R40
R18 R20 R24
C3
1
R27
R19
1
16
R28
C15
R38
B
E
K2 K4
C16
B
E
R43
K1 K3
B E
E
B B
E
C2
R42
R41
R5
R8
E
C1 R33
R31
B
R12
R29
R11
R3
R4
R32
R14
R16
R13
R15
R9
R7
R6
R2
R1
R10
TO CH2
TO H.U.
D15
CN2
Q7
D13
D14
D12
Q10
Q8
IC2
D16
IC1
Q9
S1
CN1
D7
D8
Q6
Q4
Q2
D10
Q1
Q3
D9
D11
Q5
D3
D6
D4
D5
D2
D1
X13-9930-00 (J74-1131-02)
J2
J1
X13-9930-00
IC Q
1 6I
2 6I
1 3I
2 4I
3 3I
4 4J
5 3I
6 3I
7 7I
8 6I
9 6I
10 6I
S2
S1
8/12SW
LOESW
MGND
SL-
SL+
SP+
RED
BLA
C
K
SP-
W2
16
1
W1
LIMSW
23
1
CN2
X16-1010-00 (J74-1153-01)
CN1