Sony MXD-D40 Service Manual page 71

IC500 LA5643
PH5
1
STBY 2
V 3
CC
ANA5
4
SYS3.3 5
B.BAK 6
AC
7
CD1
8
9
P. DOWN
GND 10
CD2 11
S. RESET 12
IC504 M5293L
GND
2
+
REFERENCE
–
ON/OFF 4
VOLTAGE
OVERHEAT
PROTECTION
IN 1
IC505 LA5601
AMP
VOMUTE 7
2
EN
+
–
+
–
–
+
+
–
3.3V
–
DELAY
CIRCUIT
+
–
DELAY
+
CIRCUIT
VREF
5k
REFERENCE
5
VOLTAGE
27k
3
OUT
OVERCURRENT
LIMITTER
CD VIN
9
V REF
AMP
RESET
ON/OFF
6 5
VID VOD
IC506 BA00AST-V5
GND
VCC
CTL
1
3
VO
8
RES
4
CN
10
GND
MXD-D40
3
REFERENCE
2
–
VOLTAGE
+
1
4 OUT
5 C
71