Kenwood KDC-X679 Service Manual page 22

F
KDC-X679
0
3
D504
1
5
D517
8 R105 R104
75 1K
DIO
5V IC14
R
4.0V 1
IN+
0V 2
VEE
4.0V
3
IN-
C317 22P
R312 120K
83
Q57
R470 47K
37
AC-OUT
36
MUTE SW
R471
31
360
R472
360
Q58
R475
360
4.7K
4.0V
Q59
4.7K
SUB-OUT
MUTE SW
24 23 22
22
X34-3000-10 (2/4)
G
POWER
IC
C514
1
IC4
5V 6.8V
0V
6.8V
5V
0V
TP141
LEVEL METER
LEVEL
BUFFER
METER
5
VCC MUTE
8.0V
SW
R314
4V
D310
C318
0V 4.7K
1
4
Q60
OUT
22K
22K
Q56
R469 47K
34
4.0V
ACIN0R
35
ACIN0L
36
C467
ACOUTL
2.2
37
ACOUTR
IC2
C468
4.0V
2.2
38
E-VOL &
SUBR
N.C.MPX
C469
2.2
39
SUBL
C478
2.2u50
40
CREF
+
41
MDL
42
MDR
4.0V
43
CDR
44 4.0V
CDL
21 20 19 18 17 16 15 14 13 12 11 10 9 8 7
to CD MECHANISM ASSY (X32-5560-00)
H
R524
4.3K
R526
D512
220
R525
0V
22K
6.8V
0-4.4V
6.8V
D511
R527
220
R522
7.5K
L401
4.7uH
RESET IC
5.0V
TP136
D201
IC11
5V
0V
C449
47u16
+
C461
0V
0.01
22 4.0V
OUTLR RL
21 4.0V
0V
FREEL NL
20 4.0V
FREER NR
4.0V
19
SCL SCL
5V
18
0V
SDA SDA
17
MUTE
3.5V 16
AFS
15
TP112
QUAL
93
C458
4.5V
0.1
14
MPOUT
13 4.0V
MPIN 95
C457
0.1
12
LEVEL
5V
4.0V
0V 4.0V
D315
6 5 4 3 2 1
CN2
I
AC-OUT
MUTE
DRIVER
83
84
R201
5
100K R202
2.2K
TP200
R207 1K
TP187
C201
22P
32.768kHz
C203 R208 10K
27P
X2
16.000MHz
D406
R210 47K
R211 47K
R212 100K
R284 100
R213 1K
19
20
R214 1K
21
R215 1K
R216 22K
R309
240
DSI
DRIVER
J
Q40 Q39
22K 22K
22K 22K
SUB-OUT
MUTE
DRIVER
5V
0V
1
WOW MODE1
2
WOW MODE2
3
WOW MODE3
4
5V
FOCUS
0V 5
OPEL REMO
6
BYTE
0V
7
CNVSS
8
XCIN
9
XCOUT
5V
10
RESET 0V
11
XOUT
0V 12
VSS
13
XIN
14
VCC1
5.0V
15
NMI
16
NC
0V 17
RDS CLK
5V
18
LX REQ S 0V
19
PON AM
20
5V
MUTE LEVEL
0V
21
TUN IFC OUT
0V or 3.5V
22
RDS AFS L 0V or
3.5V or
23
RDS AFS M 5.0V
0V 24
RDS QUAL
0V 25
RDS DATA
5V
CD MD
0V
LED
D302
Q44
22K
22K