KMOQSLNPRT
KDC-5021/5021V,506
4.7K
4.7K
4.7K
4.7K
22K
22K
4.7K
22K
22K
22K
22K
47K
10K
47K
10K
47K
10K
22K
22K
4.7K
IC5
∗
IC9
IC7
IC2
KDC-5020R,5021Y/YV (M,E/E) (1/2)
KDC-5021/5021V,506 (E/E,E) (1/2)
KDC-319/4019,5020 (K/K,M) (1/2)
(X89-xxxx-xx)
A
KDC-419/X459 (K/K) (1/2)
0V
5V
4.2V
4.2V
4.2V
4.2V
4.2V
4.2V
5.0V
4.2V
4.2V
4.3V
4.3V
4.8V
4.2V
4.2V
0V
8.3V
4.2V
8.0V
4.0V
4.0V
0V or 5V
4.0V
4.0V
4.0V
4.0V
4.0V
4.0V
0V
0V
4.0V
0V or 5V
0V
5V
5V
0V
2.4V
2.4V
5.0V
0V
2.4V
0V
0V
0V
5.0V
0V
5.0V0V
5.0V
4.0V
0V-3.5V
3.6V
0V
5V
0V
0V
∗
R909 1K
FL
FR
RR
RL
SW2
GND
SW R
SW C
SW1
VCC
4.332MHz
X3
5
6
7
8
SDA
SCL
TEST
VCC
4
3
2
1
GND
A2
A1
A0
1
2
3
4
5
6
7
8
QUAL
RDDA
MPX
OSEL
GND
ARI
FIL OUT
16
15
14
13
12
11
10
9
RDCK
T57
OSC O
OSC I
VCC
EXT RES
TM
FSEL
VREF
28
27
26
25
24
23
22
21
20
19
18
17
16
15
AC OUT L
AC OUT R
OUT LF
OUT RF
OUT LR
OUT RR
VDD
GND
SDA
SCL
S MUTE
QUAL
NC
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
VREF
CREF
TAPE L
TAPE R
CDR
CDGND
CDL
NC
AFS
AM
MPX
LEVEL
MP IN
MP OUT
12
S-METER
IF1 +B
IF1 GND
24
23
AMIF OUT
AUDIO OUT
RDS OUT
NOISE OUT
VDD 5V
DIG GND
PLL +B
IFC OUT
17
22
21
20
19
18
16
15
14
13
SDA
SCL
2
OSC GND
OSC GND
OSC GND
AM +B
FM +B
AM ANT
FM ANT
OSC GND
7
11
10
9
8
Vt
W/N
6
5
4
3
RF GND
1
12 3 456789101112131415161718192021222324
D OUT
SW 2
SW 1
MS CLK
MS DA
AUDIO +B
Lch
GND
Rch
MUTE R
MUTE L
M RST
M STOP
SW 4
SW 3
B.U. 5V
D GND
D GND
NC
NC
LO/EJ
MO SW
SERVO +B
SERVO GND
18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
ILL G
ILL +B
VDD
D GND
DIM CON
RST
REMO
L RST
NC
L DATA L
L CE
L CLK
L DATA S
NC
FLIP DET
EJECT KEY
EJECT ILL
ESD
0.01
C101
470
R101
100K
0.01
C102
470
R104
100K
R105
2.2K
R106
0.47u50
C201
10K
R401
4.7K
R402
0.033
C404
4.7K
R404
0.1
C406
C407 150P
C408 0.01
0.1
C409
0.47
C405
240
R913
0.22
C607
470K
R626
C18 0.01
100K
R625
47K
R602
R905 1K
R906 1K
R908 1K
R910 100
R911 470
R903 1K
R912 470
240
R914
R904 4.7K
R907 470
0.01
C402
47u10
C401
4.7uH
L401
C4 0.01
27P
C15
27P
C14
2.2K
R6
330P
C12
2.2u50
C11
C2 0.01
0.01
C10
680P
C16
4.7K
R7 0.01
C9
0.1
C17
10u16
C13
100u10
C8
4.7uH
L5
4.7uH
L6
0.01
C6
22K
R4
100u10
C5
10u16
C1
C2 0.01
10u16
C3
C4 0.01
22K
R2
1K
R1
1K
R3
52mH
L1
180
R233
22K
R227
22K
R228
180
R234
360
R222
10u16
C216
47K
R235
360
R221
10u16
C215
180
R229
22K
R223
22K
R224
180
R230
360
R218
10u16
C212
10u16
C211
360
R217
180
R231
22K
R225
22K
R226
180
R232
360
R220
10u16
C214
360
R219
10u16
C213
0.01
C411
10u16
C410
1K
R406
22K
R208
22K
R212
22K
R216
22K
R214
22K
R210
22K
R206
22K
R204
22K
R202
10u16
C208
10u16
C210
10u16
C207
22K
R201
22K
R203
10u16
C209
22K
R205
22K
R209
22K
R213
22K
R207
22K
R211
22K
R215
47K
R236
0.47u50
C202
PRR
PRL
PFR
PFL
N-FR
N-FL
+
+
+
FR
RR
FL
RL
1
16
2
3
4
6
7
8
15
14
13
12
11
10
9
5
+
+
FR
RR
RL
FL
34
32
+
R
G
L
CH CON
DATA C
REQ H
MUTE
D GND
RST
Rch
A GND
8412
7311
6210
519
DATA H
REQ C
CLK
Lch
13
R109 4.7K
R108 4.7K
R110 4.7K
R243 4.7
R111 4.7K
R242 10
R241 10
R113 100
R112 4.7K
R114 100
BU
R107 100
C205 47u10
C204 0.47u50
C203 0.47u50
43
8
G
41
44
42
R
10
L
9
62
18
16
79
40
39
63
36
35
17
49
BP
5
14
13
19
12
20
3
61
21
45
60
24
27
26
22
23
66
65
28
R103 100K
R102
RL
FR
FL
RR
4.7K
R405
+
PON5V
77
37
BU BU
BU5V
A8V
ILL+B
7.5V 7.5V
ILL+B
A8V
BU5V
7.5V
ILL+B
BU5V
A8V
A8V
A8V
A8V
BU5V BU5V BU5V
+
13
CLK
11
DATA H RchLch
12 8
CHCON
3
BUP
42
D GND
DATA C
REQ C
95
MUTE
6
A GND
10 7
RST
REQ H
1
76
BU5V
BU5V
A8V
ILL+B
ILL+B
ILL+B
7.5V 7.5V
7.5V
PON5V
PON5V
PON5V
PON5V
PON5V
PON5V
A8V
A8V
A8V
X25-9210-12
X25-9210-11
X25-9210-10
X25-9212-71
X25-9210-21
X25-9222-70
X25-9222-71
UNIT No.
X25-9212-72
MODEL NAME
X25-9222-72
X25-9210-13
X25-9210-22
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
NO
NONO
NO
YES YES
NO NO
NO
NO
NO
NO
YES
NO
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
NO
YES
NO
NO
NO
NO
YES
NO
NO
NO
YES
YES
YES
YES
NO
NO
NO
YES
NO
NO
NO
NO
YES
NO
NO
NO
YES
YES
YES
YES
YES
YES
CP61
NO
NO
NO
NO
YES
NO
YES
YES
YES
YES
YES
UNIT No.
X25-9210-22
X25-9210-13
X25-9222-72
X25-9222-70
X25-9210-10
X25-9210-11
X25-9210-12
X25-9210-21
X25-9212-71
MODEL NAME R621
YES
YES
YES
YES
YES
NO
NO
YES
NO
YES
YES
NO NO
YES NO
YES
R615
NO
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
405
NO
YES
D404,
YES
YES
YESNO NO YES
NO
YES
NO
NO
NO
YES
YES
YES
YES
NO
YES
NO
YES
NO
NO
YES
NO
YES
YES
YES
NO
NO
NO
YES
R617
NO
NO
R618
YES
YES
R619
NO
YES NO
YES
R620
NO
NO NO
NO
NO
NO
YESNO NO NO
NO
NO
NO
NO
YES
YES
NO
NO
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
656
YES
YES
R653,
NO
NO
R622
YES
YES
R909
YES
YES
X86-3240-11
X86-3242-70
X86-3240-11
X86-3342-71
X86-3342-71
X86-3342-70
X86-3242-71
X86-3240-11
X86-3242-70
X86-3240-11
X86-3240-11
NO
YES
NO
YES
YES
YES
NO
YES
YES
NO
NO
W32
+B
+
+
C3 0.01
2
1
A1
NO
YES
YES
NO
YES
YES
NO
NO
NO
YES
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES
YES
NO
NO
NO
YES
NO
NO
NO
NO
YES
NO
NO
C418
IC1
X25-9212-72
X25-9222-71
14
10
12
13
1ESD-G
12
10
11
4FLIP DET
EJECT ILL 2
3EJECT
L-DATAS
D/A CLK/NC
6
5
L-DATAL 9
7
8
L-CLK
L-CE
D/A DATA/NC
L-INH/L-RST
REMO
4
6
5
4
+5V
5
9
7
8
12
10
11
11
8
9
17
18
14
15
13
16
NC/DIMMER
RST
D-GND
ILL-GND
ILL+B
VDD
14
13
+5V
+10.5V
7
6
D/A CLK/NC
15 FLIP DET
VDD16
RST13
14
D/A DATA/NC
L-INH/L-RST
REMO
10
12
11
ILL+B
L-CE
L-DATAL
7
8
9
NC/DIMMER
L-CLK
D-GND
5
4
6
L-DATAS
ILL-GND
ESD-G
1
3
2
UPD784225GC157
UPD784225GC157
UPD784225GC157
UPD784225GC157
UPD784225GC157
UPD784225GC157
UPD784225GC157
UPD784225GC157
UPD784225GC157
UPD784225GC156
UPD784225GC156
KDC-419 (K)
KDC-X459 (K)
KDC-319 (K)
KDC-5020 (M)
KDC-5021 (E)
KDC 506 (E)
KDC-5021YV (E2)
KDC-5021V (E)
KDC-4019 (K)
KDC-5020R (M)
KDC-5021Y (E2)
NONO
KDC-5020R (M)
KDC-4019 (K)
KDC-5021V (E)
KDC-5021YV (E2)
KDC-5021 (E)
KDC-5021Y (E2)
KDC-5020 (M)
KDC-X459 (K)
KDC 506 (E)
KDC-319 (K)
KDC-419 (K)
NO
BR24C02F-W
BR24C01AF-W
IC9
NO
NO
NO
NO
NO
NO
NO
NO
IC2
IC7
Q1,2
Q3,4
Q6
Q201
Q202Q204
Q203
Q206
Q205
Q404
P5V
P5V
A8V A8V
A8V
A8V
PON5V
BU5V
YES
NO
NO
NO
NO
YES
NO
YES
NO
YES
YES
D506
NO
NO
YES
NO
NO
NO
NO
NO
NO
R611
NO
YES
+
+
+
+
+
+B
+
+
+
+
+
+
+
+
+B
+
+B
+B
∗
∗
∗
A1
∗
E
∗
F
∗
H
∗
G
DTA114YUAQ905-907
2SD1760
IC9
2SD2375
2SA2057
DTC144EUA
Q903
Q708
Q701,706
Q510
2SA1576A
DTC114YUA
Q506,703
Q504,508
2SC4081
DTA124EUA
2SC2114KQ205,206
DTC143TUA
2SB1277(Q,R) or 2SB1434
DTC124EUA
IC7
NJM2123V-TE2
TDA7407D
IC4 TA8273H
IC3
IC8 S-80830ANNP
IC1
SAA6581T
TC74HC02AF
IC5
IC2
S1
D913
Q6
D911
D906
P1
D907 D910
Q906 Q907
Q905
D902 D903 D905D904
Q404
Q206
Q204 Q203
Q201Q202 Q205
Q401
D1
Q3
Q4
Q1
Q2
WH1
ANT.
CN2 CN3
D201
D202
D401
DET
PANEL GUIDE
DSI ILLUMI SW
EJECT KEY &
D912
D908 D909
Q1,3,401,704,901
Q2,4,503,505
Q6,201-204,402
Q403,404,507,705,902
Q501,502,702,707
J4
D102
Q402
:
:
:
:
:
:
:
:
D201-205,502,503 : MA4068(N)-M
D207-214,504-507,701 AMO1Z:
D1
D100-103
IMSA-6801
MA4062-L
:
:
D402-405,408,508,601
D401
D406,907-911
D501
1SS133
MTZJ4.3(B)
DAP202U
1N5393G-M5
:
:
:
:
D901
D913
D912
D902-906
D702
D510
D703
D704
: MA4110-L
MA3062
B30-1567-05
DAN202U
:
:
:
MA4056(N)-M
MA4047-M
MA4091(N)-L
MA4082(N)-L
:
:
:
:
:
:
:
:
:
:
:
:
:
:
:
:
:
(X25-xxxx-xx)
BC EDHGF
B LINE
GND LINE
SIGNAL LINE
D101
D205
D204
D203
D103
J4 TOP VIEW
D100
IJ
to CD MECHA
S1
EJECT
CN1
X16-
J1
2/2
J1
E-VOL/
MPX
NC/
SWITCHING OP AMP
RDS DEMODULATOR
EEP ROM
FM+B SW
AM+B SW
IFC
BUFFER
PRE MUTE SW
(FRONT Lch)
(FRONT Rch)
PRE MUTE SW
(REAR Rch)
PRE MUTE SW
(REAR Lch)
PRE MUTE SW PRE MUTE SW
(NON-FADER Lch)
PRE MUTE SW
(REAR Rch)
REAR FRONT
N-F(3PRE)
E-VOL
MUTE SW BUFFER
NOISE
AUDIO
DRIVER
MUTE
PANEL
5V SW
ILLUMI SW
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.
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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