21
KDC-8026/MP825
KDC-MPV8025/W7027
A
B
C
D
E
1
2
3
4
5
6
7
X34-304x-xx (1/4)
2.4V
2.4V
5.0V
0V
5.0V
0V
0V
0V
5V
0V
0V
5V
0V
5.0V
14.4V
2.4V
0V
0V
14.4V
0V
5V
0V
7.6V
0V
0V or 7.6V
0V or 7.6V
0V
5V
0V
7.6V
0V or 7.6V
0
0V
5V
∗
IC12
IC13
IC14
IC5
ELECTRIC UNIT (X34-304x-xx)
PANEL MECHA ASSY
22K
22K
4.7K
4.332MHz
L7
TP13
TP14
0.01
C71
1K
R61
0.01
C401
0.01
C403
22K
R403
1K
R402
0.01
C405
0.01
C407
0.22
C259
0.22
C260
0.22
C261
0.22
C262
QUAL
RDDA
VREF
MPX
OSEL
GND
ARI
FILOUT
RDCL
T57
OSCOUT
OSCIN
VCC
EXTRES
TM
FSEL
1
2
3
4
5
VCC
NC2
IN1
IN2
SGND
10
9
8
7
6
NC10
OUT1
NC8
OUT2
PGND
1
2
3
4
5
VCC
NC2
IN1
IN2
SGND
10
9
8
7
6
NC10
OUT1
NC8
OUT2
PGND
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
4.7uH
L12
4.7uH
L11
X3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
84
62
5
ON/OFF
4
3
2
1
VO
S
GND1
SW
OUT
VIIN
7
8
10
9
1
2
3
4
5
6
16
15
14
13
12
11
93
92
25
26
OSCGND
SMETER
IF1GND
IF1+B
NC
DIGGND
AOUT
SCL
NC
NC
VDD
OSCGND
IFCOUT
COM+B
SDA
VT
NC
FMANT
OSCGND
AM+B
OSCGND
AMANT
NC
RFGND
3
2
1
TP89
2
1
100
61
60
59
58
74
70
90
91
43
2.2K
R323
2.2K
R322
2.2K
R321
16
15
12
14
13
11
10
9
8
6
5
7
2
4
3
1
TP29
TP28
TP27
TP19
TP26
TP25
TP24
TP23
TP21
TP22
TP20
TP18
TP16
TP17
TP15
∗
R310 470
∗
R309 470
∗
R311 470
∗
R308 1K
R315 4.7K
R313 4.7K
R314 4.7K
R319 100
R316 4.7K
R318 100
R317 4.7K
R312 100
4
6
68
67
69
10
43
42
41
96
88
95
94
40
5.0V
SER
V
O
GND
SER
V
O
+B
MOSW
LO/EJ
D-GND
B
U5V
5.0V
D-GND
NC
SW3
M ST
OP
A
UDIO 8V
Rch
M RST
MUTE L
MUTE R
MS D
A
AG
N
D
Lch
D OUT
SW1
SW2
MS CLK
TP76
TP75
TP72
TP71
TP73
TP68
TP69
TP70
TP65
TP64
TP62
TP61
TP63
TP66
TP74
TP59
TP60
TP79
TP78
TP77
47K
R111
0.22
C114
47K
R110
47K
R109
100u25
C110
100u25
C111
L2
C409 0.01
C410 10u16
2.2K
R405
2.2
C408
330P
C411
4.7K
R404
4.7uH
L13
10P
C412
10P
C413
R406 2.2K
R407 2.2K
1
2
3
4
5
6
7
SW3
SW2
SW1
D-GND
SW4
SW5V
PH-OUT
MO
T
O
R
2
1
MO
T
OR+
MO
T
OR-
64
63
65
66
80
79
78
77
81
2
1
+B
GND
IC13,14
IC5
Q10
82
87
44
SCL
SD
A
220u16
C113
220u16
C112
47u6.3
C5
0.47
C4
0.47
C3
10
R1
4.7
R3
10
R2
TP30
TP38
TP31
TP34
TP37
TP36
TP35
TP87
TP88
TP90
TP91
TP86
TP85
TP83
TP84
TP82
TP81
TP80
13
8
7
3
4
12
11
6
2
10
4
3
1
2
5
1
9
LX-CON
LX-DATA-S
LX-REQ-S
LX-MUTE
AUDIO GND
Lch
LX-CLK
LX-DATA-M
LX-REQ-M
O-CE
O-CLK
LX-RST
Rch
O-DATA
REMO
(1K)
(100K)
PH
2
1
3
SW2
SW3
SW1
(1K)
4
6
5
D GND
SW5V
SW4
RPH
RLED
7
9
10
8
PH-OUT
MOTOR+
MOTOR+
MOTOR+
13
11
12
14
15
MOTOR-
MOTOR+
MOTOR-
MOTOR-
MOTOR-
1
2
MOTOR+
MOTOR-
+
+
+
+
+
+
∗
D55
∗
D54
D53
D52
Q102
Q103
D50
Q10
∗
A1
D66
∗
E
∗
A
D5
ANT.
LX-BUS
CN4
W2
CN3
D51
STEERING REMOTE CORD
EXTERNAL DISPLAY &
CN6
CN7
CN2
for CD5V
SWITCHING
RDS DECODER IC
for PANEL MECHA
MOTOR DRIVER IC
SW for IC5
AM+B SW
TUNER
to CD MECHANISM
Q104
REGULATOR IC
2
1
1
2
SW3
SW1
SW2
SW4
P-MOTOR
S-MOTOR
M
M