AIR-SW10TI, SA-WA10R - Sony Audio Service Manual (repair manual). Page 20

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SA-WA10R
20
Pin No.
Pin Name
I/O
Description
1
VSENSE
I
AC line voltage detection signal input terminal
2
F/B
I
Feed back signal input terminal for frequency modulation of oscillator
3
CT
I
Connected to the external capacitor for oscillator duty/frequency setting
4
RT
I
Connected to the external resistor for oscillator frequency setting
5
GND
-
Ground terminal
6
PROTECT
I
Connected to the external capacitor for determines intermittent operation period when abnor-
mal detection state
7
SS
I
Connected to the external capacitor for soft start timing
8
VC1
I
Power supply terminal for control circuit    “L”: stop
9
OCP
I
Over current detection signal and didt protection signal input terminal
10
VC2
O
Power supply output terminal for driver
11
P-GND
-
Ground terminal for low voltage side driver
12
VG-L
O
Low voltage side driver drive signal output terminal
13
-
-
Not used
14
VB
O
Power supply output terminal for high voltage side driver
15
VS
I
High voltage side driver reference voltage input terminal
16
VG-H
O
High voltage side driver drive signal output terminal
17
-
-
Not used
18
VD
I
Terminal for drain-kick startingWhen starting, current is supplied directly from the rectifi cation 
diode to VC1
POWER (SW)  BOARD  IC01  CXD9841P (POWER  CONTROL)
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