Table of Contents
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K
L
14
Q1
5V SW
Q1
5.1V
4.9V
4.3V
RN3
1K
RN2
C20
1K
0.01
31
NC
32
NC
33
C-MAIN M
5.1V
0V
4.7V
5.1V
5.1V
34
C SUB M+
5.1V
35
1.0V
C-SUB M-
36
NC
5.1V
37
VDD
3.7V
38
X2
2.7V
39
X1
0V
40
IC1
VSS
3.0V
41
XT2
SYSTEM u-COM
2.5V
42
XT1
5.1V
43
RESET
44
NC
2.5V
45
RDS CLK
0V
46
CH REQC
3.4V-4.1V
47
0V
3.0V-4.0V
LCD DATAL
0V
48
C-MODE1
1.1V-4.7V
0V
5.1V
5.0V
0V
49
0V
C-MODE2
5.1V
50
0.2V
0.1V
C-MODE3
5.1V
R46
470
R47
47K
C22
0.01
55
5.1V
D5
47K
D6
47K
Q3
0V
RESET
D7
SW
D8
1 2
3
4
CN1
CN800
1 2
3
4
1 2 3
ET1
SWITCH UNIT
IC1
:
SIGNAL LINE
IC2
: S-80830ANNP
GND LINE
IC3
: HD74HC27FP
B LINE
IC150
: TDA7479D
IC200
:
IC250
: BA6219BFP-Y
IC300
: TDA7400D
IC500
: TDA7386
CAUTION: For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list).
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.
M
N
R8 47K
R10 47K
RN1
1K
100
0V
VSS
99
NC
98
0V
FM+B
98
97
0V
AM+B
97
96
NC
95
0V
R40 1K
IF CONT
95
94
0V
R39 1K
FM/AM SD
94
93
5.0V
AFC
93
92
2.2V
RDS QUAL
92
91
2.5V
RDS DATA
91
90
NC
89
RN7 4.7K
NC
88
0V
C-NR
88
87
5.1V
L1
C-MTL
87
4.7uH
RN6 4.7K
86
5.0V
C-MS IN
86
0V
85
0V
C-MUTE
85
84
5.1V
5.1V
0.2V
0V
C-F/R
84
83
5.1V
0V
5.1V
C-MSC
83
82
NC
5.1V
81
NC
Q1,5,605
:
2SA1576A
Q2,300,606,614,621
:
DTA124EUA
Q3
:
DTA144EUA
Q100,102,602,604,616,618
:
2SA1703-AN
Q101,103,303,608,624
:
DTC144EUA
Q104,302,600,601,
611,620,625
:
2SC4081
Q301
:
DTC114TUA
Q350A,350B,351A,351B
:
DTC343TK
Q500,603
:
DTC114YUA
Q607
:
DTC114EUA
Q610
:
2SB1565(E,F)
Q612
:
2SD1760
Q615,617
:
DTC124EUA
Q622
:
2SB1565(E,F)
D5-8
:
MA4062(N)-M
D100
:
MA4051(N)-M
D250,502A,502B,503A,503B,504A,504B,
505A,505B,604-607,612
:
11ES2C
MAIN UNIT
D251
:
UDZ3.6B
UNIT No.
A
B
C
F
D300,501,506,507,608
:
1SS355
D350A,350B,351,352A,352B,
KRC-678R/RY
YES
400A,400B,401-405,
:
STZ6.2N
KRC-678RV/RYV
YES
D600
:
RM10Z
KRC-608
NO
YES
D601,603,613
:
HZS6B1L
KRC-680R
YES
D610
:
UDZ4.7B
KRC-578R/RY
YES
D614
:
MA4110-L
KRC-508S
NO
YES
D615
:
MA4220-L
KRC-688
NO
YES
D617
:
DTZ9.1A
O
P
1
GND
10
RL-
2
ACC
11
RR-
DC CONNECTOR
3
P CON
12
RR+
4
P ANT
13
AMP CONT
5
FR+
14
MUTE
18
6
FR-
15
ILL
1
2
3
4
5
6
7
8
7
FL-
16
B.U
8
FL+
17
FUSE
17
16
15
14
13
12 11
10
9
9
RL+
18
FUSE
1 2 3 4 5 6 7 8 9 10 11 12
D606
R611
4.7K
F
G
13.8V
D604
Q604
13.8V
13.8V
R608
R617
R612
C605
47K
4.7K
C608
1K
3.3u50
0.022
R644
R619
+
1/2W
0
22K
Q605
13.1V
13.8V
Q608
C609
C606
0.01
Q602
0.068
E
Q606
D610
13.8V
DIMMER
SW
R621
C624
Q603
100K
1
C607
Q607
D608
0.1u50
Q602,603
+
13.8V
Q604-607
P ANT
SW
P CONT
PHONE
SMALL
SW
SERVO
MOTOR
13.1V
5.1V
13.8V
C616
Q621
13.8V
8.4V
13.8V
Q618,620
Q616,617
0.01
13.7V
Q616
14V
14V
13.8V
Q622,625
Q622
SW
SW
Q621,624
AUDIO
R628
Q618
8V
SW
10K
13.2V
Q625
13.8V
0V
AVR
14V
Q620
13.0V
13.2V
R641
R626
5.1V
47K
1K
1K
9.0V
R634
0V
1.5K
13.6V
Q624
47K
Q617
22K
0V
22K
0V
R500A
4.7K
C502A
C504A
4
0.47
0.47
IC500
C508
1u50
0V
2
1
0V
C625
OGND
TAB
0.01
R502 33K
+
5.0V
4
3
7.2V
11
STBY
FR-
6
5
7.2V
VCC
FR+
14.3V
0V
8
7
7.2V
OGND
FL-
7.3V
10
9
7.2V
R500B
C502B
C504B
SVR
FL+
4.7K
0.47
0.47
7.2V
12
11
7.2V
5
FR
FL
R501A
C503A C505A
7.2V
14
6
RL
4.7K
0.47
0.47
C626
13
0V
SGND
1000P
R504
C506
C507
15
7.2V
16
RR
ACGND
750
2.2
2.2
0V
18
R505
OGND
20
17
430
VCC
RR+
14.3V
19
RR-
7.7V
21
R503
D506
RL+
22K
22
12
MUTE
23
RL-
0V
24
D507
R509
25
OGND
14
CD
100
POWER
7.2V
R501B
C503B
C505B
IC
4.7K
0.47
0.47
7
7.2V
SVR
R506
SW
1K
10K
10
Q500
47K
0V
0V
R9,26,
R10,25,
R205,
R210A,210B,
E
G
IC1
IC200
CN200
R7
R8
304
105,106
207A,207B
211A,211B
CXA2560Q
NO
YES
784217AGF504
YES
YES
NO
NO
YES
YES
NO
NO
YES
784217AGF504
CXA2560Q
YES
NO
YES
NO
YES
YES
NO
CXA2560Q
YES
784217AGF504
YES
YES
NO
YES
NO
YES
NO
NO
NO
784217AGF503
CXA2560Q
YES
YES
NO
NO
YES
YES
NO
NO
NO
784217AGF503
CXA2559Q
NO
NO
YES
NO
YES
NO
YES
NO
784217AGF503
CXA2560Q
YES
YES
NO
YES
NO
YES
NO
NO
784217AGF503
CXA2560Q
YES
NO
YES
YES
NO
YES
NO
indicates safety
Q
R
CN600
13
14 15 16 17
18
L600
CHOKE COIL
R604
3.3K 1/2W
C603
0.01
C604
0.1
R601
8.2K
R606
9.1K
0.6V
0.6V
Q600
Q601
0V
0V
0V
0V
B.U
ACC
DETECT
DETECT
Q612
LED
11V AVR
5.0V
10.7V
13.8V
Q610,611
Q612
B.U 5V
AVR
5.0V
5.2V
R627
Q614
470
Q610
11.4V
Q611
13.8V
0V
12.4V
Q615
5.7V
Q614,615
22K
11V AVR
SW
22K
0V
FR-
WHT
GRN
FL+
8
9
FR+
WHT/BLK
GRN/BLK
FL-
7
10
FL-
GRY/BLK
VIOL/BLK
FR-
6
11
FL+
GRY
VIOL
FR+
5
12
BLU/WHT
P. CON
4 13
BLU/WHT
BRN
3 14
REV
ORG/WHT
2
15
7.2V
RR+
BLK
YEL
7.2V
1
16
RR-
7.2V
RL+
7.2V
RL-
2
4
6
8
A
1
3
5
7
2
4
6
8
B
1
3
5
7
C212,
VR200A,
D604,
R608
R644
D606
Q104
207A,207B
VR200B
605
YES
YES
YES
YES
YES
NO
YES
YES
YES
YES
YES
YES
NO
YES
DC CORD
YES
NO
YES
YES
YES
YES
NO
(E30-4861-08)
NO
NO
YES
YES
NO
YES
YES
KRC-678R/RY/RV/RYV
YES
YES
NO
NO
YES
NO
YES
YES
NO
YES
YES
YES
YES
NO
YES
NO
YES
YES
YES
YES
NO
S
T
WHT
GRN
8
9
FRONT L
REAR L
WHT/BLK
GRN/BLK
7 10
GRY/BLK
VIOL/BLK
6
11
FRONT R
REAR R
GRY
VIOL
5
12
BLU
ANT CONT
4 13
BLU/WHT
P. CONT
3
14
RED
ORG/WHT
ILLUMI
ACC
2
15
BLK
YEL
GND
1
16
BU
DC CORD
(E30-4860-08)
KDC-608
WHT
GRN
8 9
FRONT L
REAR L
WHT/BLK
GRN/BLK
7
10
GRY/BLK
VIOL/BLK
6
11
FRONT R
REAR R
GRY
VIOL
5
12
BLU
ANT CONT
4
13
BLU/WHT
P. CONT
3
14
RED
ACC
2
15
BLK
YEL
1 16
GND
BU
DC CORD
(E30-4864-08)
KDC-508S/688
WHT
GRN
8 9
FRONT L
REAR L
WHT/BLK
GRN/BLK
7
10
GRY/BLK
VIOL/BLK
6
11
FRONT R
REAR R
GRY
VIOL
5
12
4
13
ANT CONT
BLU/WHT
BRN
TEL MUTE
3
14
P. CONT
RED
ACC
2
15
BLK
YEL
GND
1 16
BU
DC CORD
(E30-4862-08)
KDC-680R
WHT
GRN
RL+
FL+
8
9
RL+
WHT/BLK
GRN/BLK
RL-
FL-
7
10
RL-
GRY/BLK
VIOL/BLK
RR-
FR-
6
11
RR-
GRY
VIOL
RR+
FR+
5
12
RR+
BLU/WHT
P. CON
4
13
BLU/WHT
BRN
TEL MUTE
TEL MUTE
3
14
REV
2
15
BLK
YEL
1
16
2
4
6
8
A
1
3
5
7
2
4
6
8
B
1
3
5
7
CONTROL
-CN900
DC CORD
(E30-4863-08)
2/2
KRC-578R/RY
A
KRC-608/680R/508S/688/578R/RY/678R/RY/RV/RYV (1/2)
KRC-578R/RY,680R
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