Sony HCD-WZ8D - Page 59

59
HCD-WZ8D
IC904 TC7W74FK-TE85L (DMB03 Board)
6
CLR
7
PR
8
VCC
5
Q
RSQ
3
Q
2
D
4
GND
1
CK
QDC
IC202 BA6956AN (MAIN Board)
1 2 3 4 5 6 7 8 9
CONTROL LOGIC
TSD
VREF
OUT2 OUT1
RNF
VM
VCC
FIN
GND
RIN
IC903 SI-8033JF (REGULATOR Board) IC913 SI-8050JF (REGULATOR Board)
OVER
CURRENT
PROTECTOR
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
REGULATOR
ON/OFF
SOFT
START
+
–
+
–
RESET
VREF
COMPARATOR
ERROR AMP
OSC
1
VIN
2
SW OUT
3
GND
4
VOS
5
ON/OFF
OVER
CURRENT
PROTECTOR
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
REGULATOR
+
–
+
–
RESET
VREF
COMPARATOR
ERROR AMP
OSC
1
VIN
2
SW OUT
3
GND
4
VOS
5
S.S