Kenwood KDC-1028 Service Manual page 22

AE
KDC-1028/128/128CR
KDC-129/129S/229
QQ
3 7 63 1515 0
1
CD PLAYER UNIT (X32-5750-00)
2
3
TE
L 13942296513
4
CN2
D.OUT 24
S2
23
12EJE SW
12EJE SW
S1
5 LOS SW 22
LOS SW
CLK 21
CP1 100
DATA 20
A8V 19
Lch 18 L
A.GND 17
Rch 16 R
MUTE R 15
CP2 100
MUTE L 14
MRST 13
MSTOP 12
6
8EJE SW 11
LOE/LIM SW 10
BU5V 9
D.GND 8
BCLK 7
www
LRCK 6
SRDATA 5
0V
LO/EJ 4
0V
MOTOR 3
7.80V
S7V 2
0V
S.GND 1
7
22
X32-5750-00 (1/2)
AF
Rch Lch
C72 C71
470P 470P
L.P.F.
0V
IC4
3.10V 5 4
GND
3.10V 6 3 3.10V
2 3.10V
3.84V 7
7.80V
8 1
VCC
3.84V
C76 C75
2200P 2200P
C62
0.1
C78 C77
0.1 0.1
R92 R91
5.6K 5.6K
A+5V
D2
A+8V 5V REG
ANALOG
+8V SW
Q4
4.7K
66
10K
68
A.GND
61
DOWN & LIMIT
62
SWITCH
63
S3
65
5 x ao
4
S7V
. i
AG
D.GND
4.80V
BU+5V
0V 41
HOT
42
R100 C100
8EJE SW
10 1000P
43
12EJE/SDET SW
R42
4.7K 4.80V
44
LOE/LIM SW
45
NC
46
NC
47
NC
48
NC
49
NC
4.80V 50
DVDD2
3.0pp
51
X1
5.0pp
52
X2
53
X1
DVSS2
16.934MHz
54
XSUB1
55
0V
NC
4.80V 56
TEST1
4.80V 57
TEST2
58
NC
59
NC
4.80V
4.80V 60
DRV MUTE
Q Q
3 6 7
CP5
100K
Q2
DIGITAL
+5V SW
Q3
SW
u163
y
AH
2 9 9 4
8
C34 0.1
C32 0.1
2.40V
IC2
CD SIGNAL PROCESSOR
bult in
MECHANISM CONTROL
MICRO PROCESSOR
1 3 1 5 0 5 8 2 9
SBIO
R43
1K
D5V
m
co
.
AI
2 8
9 9
RFENV
1.25V
20
1.70V IREF
19
0V PLLF2
18
PLLF
17
0.87pp RFSW
16
ARF
15
DSLF
14
AVSS2
13
4.80V DVSS1
12
DVDD1
0-4.8V
11
DSLB
4
10
LDON
9
BDO
8
0V OFT
7
NRFDET
6
FBAL
5
2.40V TBAL
4
PWM
3
2.35V NC
2
SPL
1
2.40V
TVD
9 4 2 8 9 9
2.40V
C48
6800P
C50
4700P
IC3
4ch BT
DRIVE
SPDL