Printed Circuit Board - Yamaha CDR-D651 Service Manual

A B
CDR-D651
1
PRINTED CIRCUIT BOARD (Foil side)
MAIN P. C. B.
2
GND
FL0
FL1
-28V
GND
S+5.5
+5
GND
GND
3 +VB
-VB
/MUTE
/RST
MUTE
-5A
GND
5A
4
MUTE
LOUT
GND
ROUT
GND
LIN
GND
RIN
+5
DIN
GND
-5
DOUT
MOGND
MO8V
GND
GND
5
R+5
MA+5
6
7
E-18/J-14
C D
To CD Mechanism Unit
To OPE P.C.B. (5)
To CD-R Mechanism Unit
E F
FL0
FL1
-VP
GND
/BLK
CE
CL
DI
+5
REM
GND
K0
K1
K2
K3
K4
K5
KD3
KD2
KD1
KD0
LED1
LED2
LED3
ENCA
ENCB
ENCSW
LIN
LOUT
GND
ROUT
RIN
• Semiconductor Location
Ref. No.
IC1
IC2
IC3
IC100
IC101
IC103
IC105
IC106
IC107
IC108
E-19/J-15
G H
Location Ref. No. Location Ref. No.
C3 IC109 B3 Q105
D3 IC110 B4 Q106
C4 IC300 D4 Q107
B4 IC301 C4 Q108
B5 IC302 C5 Q300
D5 Q301
C5 Q1 G3 Q302
F4 Q2 H3
D5 Q3 H3
B5 Q104 B6
I J
Location
B6
G5
H5
H5
D3
D3
D3