A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
ILL+B
ILL+B
ILL+B
ILL+B
ILL+B
BU5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
SW5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
+5V
ILL+B
ILL+B
ILL+B
BU5V
BU5V
BU5V
BU5V
BU5V
BU5V
BU5V
BU5V
BU5V
AUDIO+B
AUDIO+B
SW5V
FM+B
AM+B
FM+B
AM+B
FM+B
AM+B
AUDIO+B
AUDIO+B
AUDIO+B
AUDIO+B
AUDIO+B
AUDIO+B
AUDIO+B
AM+B
FM+B
AM+B
FM+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
RESET
M-MUTE
M-RST
M-ST
OP
LO/EJ
MO SW
LOE/LIM SW
DSI
PS2-1
PS2-0
BEEP
PS1-2
PS1-1
PS1-0
N.C
N.C
ACC-DET
B.U-DET
SW 5V
P-STBY
SVR
P-MUTE
MUTE
CLK
DATA
IC2 TYPE0
IC2 TYPE1
VSS 1
TYPE0
TYPE1
TYPE2
TYPE REF
CH-CON
SD
N.C
N.C
N.C
N.C
LO/DX
AFS
PA
N
E
L
8EJE SW
N.C
A
VSS
L-RST(ONL
Y
14seg)
L-CE
A
V
REF1
N.C
PLL-DA
T
A
PLL-CLK
L-DA
T
A
L
L-DA
T
A
S
L-CLK
R-DA
T
A
R-QUAL
CH-DA
T
A
C
CH-DA
T
A
H
CH-CLK
CH-REQH
PLL-CE
REMO
R-CLK
CH-REQC
LO/S SW
KEY-REQ
12EJE SW
VSS 0
VDD 1
X2
X1
IC
XT2
XT1
VDD 0
AVREF0
S-METER
PHONE
NOISE
N.C
AV CONT
1
3
5
7
9
11
13
15
17
19
21
23
25
TA
B
OUT2-
OUT2+
OUT1-
OUT1+
IN 1
S GND
IN 3
OUT3+
OUT3-
OUT4+
OUT4-
CD
2
4
6
8
10
12
14
16
18
20
22
24
P
GND
STBY
VCC 2
P
GND
SVR
IN 2
IN 4
AC GND
P
GND
VCC 1
MUTE
P
GND
1
2
3
4
VSS
8
7
6
5
VCC
WP
SCL
SDA
16
15
14
13
12
11
10
9
REAR Lch+
REAR Lch-
REAR Rch-
REAR Rch+
NC
PHONE
NC
B.U.
FRONT
Lch+
FRONT
Lch-
FRONT
Rch-
FRONT
Rch+
P-ANT
P-CON
ACC
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
D OUT
12EJE SW
LO/S SW
MS CLK
MSDA
8EJE SW
N.C
BU 5V
D GND
M MUTE
N.C
M RST
M ST
OP
AUDIO +B
Lch
GND
Rch
LO/EJ
MO SW
SER
VO +B
SER
VO GND
LOE/LIM SW
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
RF GND
FM ANT
AM ANT
FM +B
AM +B
AM LO/DX
FM LO/DX
IF SELECT
RDS OUT
REQUEST
K2I-VTH
VCO GND
FM SD OUT
FSD OUT
FM DET OUT
AM DET OUT
B
IF GND
HI UP ADJ
PLL CE
PLL DATA
PLL CLK
P-ON 5V
DIG GND
4
BU 5V
ILLUM
SW 2
SW 1
11
12
10
9
VCC
AUDIO +B
AM +B
FM +B
8
7
6
5
P-ANT
P-CON
GND
2
3
1
V BU
1
2
3
4
5
6
7
8
FUSE
L1
FL+
FL-
RL+
RL-
RR-
FR-
RR+
FR+
3300u16
+
C1
82K
R71
36K
R72
100K
R73
30K
R10
10K
R1
1
2.2K
R104
R105 470
R121 2.2K
R107 2.2K
∗
R413
∗
R412
R106 100K
R108 2.2K
R58
R110
∗
R135
∗
R136
∗
R137
∗
R138
∗
R139
∗
R140
R113 47K
R115 1K
R116 10K
R118 10K
R117 1K
R259
R119 47K
38
R114 47K
47K
47K
47K
47K
47K
47K
4.7K
VSS
4
32
VCC
1
10K
CP1
C103 0.1
R125 1K
CP3
1K
2.2K
CP2
R122 100
R67 10K
R255 33K
47K
100K
R126
R127
R128
R129
R130
15P
C104
6.8K
R131
15P
C105
X1
2.2M
2.2K
R123
1K
2.2K
2.2K
4.19MHz
22K
59
54
57
58
55
56
52
49
47
41
64
66
63
61
1
6
9
10
11
12
13
20
22
21
27
40
39
1K
∗
R173
RL+
RL-
FL-
FL+
FR+
RR+
FR-
RR-
C253
0.22u50
4.7K
∗
R253
4.7K
∗
R252
1K
R256
C252
0.22u50
∗
R263
∗
R261
∗
R260
750
∗
R258
3.6K
R257
TH1
4.7K
∗
R254
0.22u50
C254
0.22u50
∗
R251
C251
4.7K
∗
C256
+
1u50
C255
+
RL
RR
FR
50
FL
39
CH CON
B.U
D
ATA
C
REQ H
MUTE
GND
RST
Rch
A
GND
8
4
12
6
A. GND
4
5
MUTE
CH-CON
12
Lch
CLK
13
DATA C
DATA H
10
11
2
3
B.U
GND
1
REQ H
Rch
REQ C
8
9
RST
7
7
3
11
6
2
10
5
1
9
D
ATA
H
REQ C
CLK
Lch
11
13
13
10
9
6
12
3
7
5
2
4
1
8
R404 100
R405 4.7K
R406 4.7K
R407 4.7K
4.7
10
R403
R402
R409 4.7K
R401 10
R410 100
R41
1
100
R408 4.7K
100u10
+
1u50
+
1u50
+
7
5
19
28
16
63
18
17
10u16
C224
+
270
R224
100
R232
30K
R228
100
R231
30K
R227
10u16
C223
+
270
R223
+
10u16
C221
R221
270
10u16
C222
+
270
R222
R226
R225
30K
100
R229
30K
100
R230
FL
FR
RL
RR
3
4
2
1
12
11
VDD
13
14
VSS
6
5
7
9
10
8
100K
R415
0.01
∗
C404
C40
0.01
R264
10u16
C53
C57 220u16
+
10u25
+
C55
100u16
+
C58
C56 10u50
+
10u16
+
C54
10u16
+
+
C52
10u25
+
C50
22K
47
49
4.7K
∗
R28
∗
W143
∗
W179
∗
W177
∗
W141
∗
W176
∗
W178
∗
W140
∗
W83
3.3K
R20
10K
R22
33K
R21
1/2W
0.01
C21
100K
R23
100K
R12
47K
R51
5.6K
R50
52
4.7uH
L101
L2
C102 0.01
+
C101
100u6.3
1.5K
R57
+
C63
22u16
4.7K
R143
4.7K
R141
4.7K
∗
R142
66
55
SDA
SCL
64
59
58
57
56
54
100K
R144
4
3
2.2K
R145
0.1
C142
2
1
3
2
1
C226
0.01
0.01
C225
40
41
52mH
L4
L303 4.7uH
L304 4.7uH
0.01
C302
100u10
+
C301
0.01
C303
AM
FM
22
27
76
L305
0.01
C305
+
C304
100u10
R301
2.2
9
20
10
L306
4.7uH
4.7uH
38
60
4.7K
19
18
17
16
28
6
53
42
50
42
76
P
ANEL
ESD-G
L-DA
T
AL
L-DA
T
A
S
REMO
SW 5V
L-CE
L-CLK
R165 470
R166 1K
R167 100
∗
R170 1K
R164 470
∗
R171 47
R172 1K
14
15
11
12
13
8
9
10
12
61
11
13
6
LAMP
+B
LED +B
RST
L-RES
P
AN 5V
ILL-GND
D-GND
R169 1K
4
5
6
7
2
3
10
R163
1
1
60
21
3
2.2u50
0.1
4.7K
R203
AM
FM
4.7K
R202
2.7K
4
3
SDA
SDA
AFS
15
14
MP OUT
0.1
OUT L
LEVEL
MP IN
13
12
C207
0.015
11
AM
MPX
10
S MUTE
16
QUAL
OUT R
17
18
SCL
19
SCL
CD GND
7
7
8
9
PH-
CDL
6
5
6
CDR
5
20
22
21
VDD
GND
4
2.2u50
+
R
C204
+
L
OUT RL
OUT RR
23
26
25
24
OUT FR
OUT FL
RL
RR
FR
FL
VREF
CREF
1
C203
2.2u50
C205
2
+
28
AC OUT L
AC OUT R
27
0.01
C202
C201
47u10
+
SCL
SDA
18
43
44
43
44
L201
4.7uH
0.47
C206
R201
R101
240
53
+
C257
1u50
1u50
+
C258
2.2K
R103
C208
C210 0.033
C211 150P
C209
+
C306
10u10
C307
0.01
100K
100K
C402
C403
C401
100K
∗
R414
R132
C106 4700P
R133
160K
18
KEY
KEY
+B
+B
+B
10u25
+
∗
C51
4.7K
∗
R25
0V
5V
0V
5V
0V
5V
5V
0V
0V
5V
0V
5V
0V
5V
0V
5V
5.0V
0V
5V
0V
0V
5V
5.0V
0V
0V
5V
0V
0V
5V
5.0V
0V or 5.0V
0V or 5.0V
0V or 5.0V
0V
5V
5V
0V
5V
0V
5.0V
0V
0V or 5.0V
0V
5V
0V
5V
5V
0V
5V
0V
5V
0V
0V
5V
0V
5V
0V
5.0V
0V
5.0V
5V
0V
0-4.0V
0.6-4.1V
2.2-4.5V
7.4V
7.3V
7.2V
7.2V
0V
0V
0V
0V
0V
0V
5.0V
5.0V
0V
0V
0V
0V
0V
0V
5.0V
0V
5.0V
0V
3
VDD
1
4
VDD
1
3
5
7
10.3V
5.0V
14.3V
8.1V
7.9V
8.1V
14.0V
14.0V
0V
7.3V
0V
4.9V
14.4V
0V
7.2V
7.2V
0V
7.2V
7.2V
7.3V
7.3V
0V
7.3V
14.4V
3.4V or 4.1V
0V
7.4V
7.4V
1.0V
4.7V
0V
5.0V
0V
3.5V
8.2V
0V
4.0V
4.1V
4.1V
5.0V
0V
5V
0V
5V
5.0V
0V
or 0V
0V
∗
IC1
∗
IC4
IC12
∗
A1
IC7
IC11
IC8
IC2
(X25-912X-XX)
KDC-219/2020/4020/3020 (1/2)
KDC-1020/S (1/2)
RX-490CD/RY390CD (1/2)
KDC-2019/V (1/2)
KDC-29MR (1/2)
KDC-217/S (1/2)
KDC-119/S (1/2)
47K
10K
10K
47K
4.7K
4.7K
4.7K
4.7K
22K
22K
: D1F60
D11,13,264,267,268
∗
C
J2
CN1
Q70 D70
D10
Q10
RESET
D101
∗
D267
∗
D261
∗
D265
∗
D263
∗
D268
∗
D264
∗
D262
∗
D266
D252
D253
Q251
J4
D404
Q223
Q224
Q222
Q221
∗
D
∗
B
∗
F
Q40
D40
∗
Q53
D50
∗
D14
∗
D13
D20
Q20
Q50
Q51
D51
Q55
SW14V
P1
D103
D104
CN2
∗
CN3
J5
FRONT
REAR
POWER
J1
∗
J3
∗
D106
∗
D109
∗
D1
10
∗
D107
∗
D108
∗
Q102
D201
D202
D102
Q101
IC1
:
IC4
IC2
∗
TDA7407D
IC8
IC11
HD74HC27FP
S-80835ANNP
IC7
BA4911-V4
D10,20,70,201,202,401,402
D12,14,261-263,265,266
MA4068(N)-M
1SS133
D1
IC12
1N5393G-M6
BR24C01AF
:
:
:
:
:
:
:
:
:
: AM01Z or
Q10,20,70,101
: 2SC4081 or
Q51,53
Q50
Q40
UMC2N
:
2SA1036K
:
: DTA124EUA or
: 2SD2375 or
Q55
Q251
Q221-224
Q102
DTC114YUA or
:
DTC143TUA or
:
: DTA114YUA or
UN5214
UN5216
UN5114
2SD2396
UN5112
2SD1819A
DSM1SD2 or
ERA15-02
SUPPLY
F/E
D251
D1
POWER
SUPPLY
POWER
IC SW
D403
D402
D409
D407
D401
D410
D41
1
∗
to CD MECHANISM
D40,50,101,103,104,251-253
D102
D51
D106-109,403,404,407,409-411
B30-1567-05
:
MA4062-L
:
: MA4082(N)-L or
: HZS12A2
D110
HZS9A1L
B LINE
SIGNAL LINE
∗
D12
∗
D11
(BOTTOM VIEW)
PRE OUT
MUTE
DRIVER
Q221-224
PRE OUT
MUTE
MUTE GATE
PANEL
5V SW
SYSTEM
u-COM
E2P ROM
DSI SW
E.VOL & N.C MPX
BU DETECT
ACC DETECT
SURGE
DETECT
SW5V
SERVO
+B AVR
Q251 POWER IC
SVR SW
