Sony HCD-HX7 Service Manual - Page 51
IC707, 708, CXD9774M HX5
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IC707, 708 CXD9774M (HX5) GVDD GND 1 PWM BP 2 GND 3 RESET 4 DREG RTN 5 DVDD DREG PWM RECEIVER DGND DREG OCH TIMING CONTROL & PROTECTION GATE DRIVE GATE DRIVE DIGITAL REGULATOR DREG OCL GVDD 6 GVDD M3 7 DREG 8 DREG DGND 9 M1 10 M2 11 DVDD 12 SD 13 DGND 14 OTW 15 GND 16 PWM AP 17 GND 18 PROTECTION LOGIC OT & UVP DVDD DREG PWM RECEIVER DGND OCL TIMING CONTROL & PROTECTION GATE DRIVE GATE DRIVE DREG OCH GVDD 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 HCD-HX3/HX5/HX7 51
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51
HCD-HX3/HX5/HX7
IC707, 708
CXD9774M (HX5)
RESET
4
GND
1
GND
3
PWM BP
2
DREG RTN
5
GVDD
6
M3
7
M1
10
M2
11
DVDD
12
DREG
8
DGND
9
DGND
14
GND
16
GND
18
PWM
RECEIVER
TIMING
CONTROL
&
PROTECTION
SD
13
OTW
15
DIGITAL
REGULATOR
PROTECTION
LOGIC
OT
&
UVP
DVDD
DREG
DREG
DGND
PWM AP
17
PWM
RECEIVER
DVDD
DREG
DGND
DREG
GVDD
DREG
GATE
DRIVE
GVDD B
35
GVDD B
36
BST B
33
PVDD B
32
PVDD B
31
OUT B
30
OUT B
29
GND
28
GND
34
GATE
DRIVE
OCH
OCL
TIMING
CONTROL
&
PROTECTION
DREG
GATE
DRIVE
GVDD A
20
GVDD A
19
BST A
22
PVDD A
23
PVDD A
24
OUT A
25
OUT A
26
GND
27
GND
21
GATE
DRIVE
OCH
OCL
GVDD
GVDD