Sony SA-WA10R Service Manual page 17

IC701 BD33KA5WFP-E2
VREF
–
DRIVER
+
THERMAL OVER CURRENT
SHUT DOWN
1 2 3
IC707 CXD9774M
DVDD DREG
GND 1
PWM
PWM BP 2
RECEIVER
GND 3
DGND
RESET 4
DREG RTN 5
DIGITAL
DREG
REGULATOR
GVDD 6 GVDD
M3 7
DREG 8 DREG
DGND 9
M1 10
PROTECTION
M2 11
LOGIC
DVDD 12
OT
SD 13
&
UVP
DGND 14
OTW 15
DVDD DREG
GND 16
PWM
PWM AP 17
RECEIVER
GND 18
DGND
VDD
PROTECT
4 5
GVDD
DREG OCH
GATE
DRIVE
TIMING
CONTROL
&
PROTECTION
GATE
DRIVE
OCL
OCL
GATE
DRIVE
TIMING
CONTROL
&
PROTECTION
GATE
DRIVE
DREG OCH
GVDD
IC705 MC74VHC74DTR2
14 13 12 11 10 9 8
VCC
PR
Q
D
CK
Q
CLR
PR
D Q
Q
CK
CLR
GND
1 2 3 4 5 6 7
36 GVDD B
35 GVDD B
34 GND
33 BST B
32 PVDD B
31 PVDD B
30 OUT B
29 OUT B
28 GND
27 GND
26 OUT A
25 OUT A
24 PVDD A
23 PVDD A
22 BST A
21 GND
20 GVDD A
19 GVDD A
SA-WA10R
17