Kenwood KDC-138/138CR Service Manual page 23

U
PC BOARD (FOIL SIDE VIEW)
CD PLAYER UNIT X32-5980-04 (J76-0448-02)
X32-5980-04
Ref. No.
IC1
IC2
IC6
Q4
V
SLD- SLD+
D GND
R108
R62
BU5V
R102
1 CN2 24
Lch
Rch
SPDL+
SPDL-
C39
SRVM
RST
R27
R28
16 15
IC6
SPDL
1
28
FCS
Address Ref. No. Address
4X Q6 2W
2W Q7 3X
4V Q8 3W
3W Q9 3W
W
KDC-138/138CR/139/139S
GND
TRK+
FCS-
TRK-
FCS+
CN1
3 1
IC2
16
4 5
C84
D4
E B
Q6
1
VCC
BE BE
Q9 Q8 PD
C BE
/MUTE
Q4
C+D
12EJE
E BC
R24
A
LOS SW
CP4
B
C52
R103
C64
C57
C63
R79 C58
C16 C15
C60
OSCIN
C55
96
97
C7
A3.3V
IC1
128
X2
1
FCLK C21
OCDSEL
CP2
SCL C85
TX
R33
FDATA
R34
R63
TRK
SDA
R64
Refer to the schematic diagram for the values of resistors and capacitors.
X
VR
R74
LD IOP-
B E
TE
VREF
E
ARF
F
RF
IOP+
GND
C33
65
64
33
32
TESTIN0
SRVMON1
Y
1
2
3
4
5
6
7
23