Eastern Digital Co V700P, Service Manual

Page: 26 / 51

25
IC901 3842
VCC
GND
O/P
Ct/Rt
Is
COMP.
F.B
Vref 8
2
1
3
4
6
5
7
U.V.L.O.
36V
1V
1/2 Vref
OSCILLATOR
LATCH
PWM
S
R
COMP
C.S.
1/3
AMP
ERR
LOGLC
RESET
SET/
Vref
5V
BIAS
INTERNAL
IC801 LM1279
IC701 3842
1
2
3
4
7
5
6
9
10
8
11
12
16
13
15
14
19
17
20
18
RED OSD IN
VCC1
RED VIDEO IN
R CLAMP CAP
GREEN VIDEO IN
GROUND
G CLAMP CAP
VID CONTRAST
B CLAMP CAP
BLUE VIDEO IN
GREEN OUT
BLUE OUT
GREEN DRIVE
BLUE DRIVE
CLAMP PULSE
GREEN OSD IN
BLUE OSD IN
RED OUT
RED DRIVE
VCC2