Tatung VM9G5DA S995T Service Manual page 42

R OSD IN 1
G OSD IN 2
B OSD IN 3
VIDEO/OSD SW 4
R VIDEO IN 5
VCC1 6
GND 7
G VIDEO IN 8
VCC1 9
GND 10
B VIDEO IN 11
VREF 12
VIDEO CONTRAST 13
OSD CONTRAST 14
INPUT
1
STARTING
CIRCUIT
IC801 MM1381
DRIVE
CONTROL
CONTRAST DRIVE
A1
ATTENUATOR ATTENUATOR
CONTRAST DRIVE
A1
ATTENUATOR ATTENUATOR
DRIVE
CONTROL
CONTRAST DRIVE
A1
ATTENUATOR ATTENUATOR
DRIVE
CONTROL
CONTRAST
CONTROL
OSD CONTRAST
CONTROL
IC904 LM7812
CURRENT
GENERATOR
REFERENCE
VOLTAGE
IC102
24LC04B
W P
7
I/O ME MORY
CON TROL CON TROL
LOGIC LOGIC
5 6
SDA SCL
VCC 8
VSS 4
A2 A3
A2 A3
A2 A3
SERIES
PASS
SOA
PROTECTION
ERROR
AMPLIFIER
THERMAL
PROTECTION
HV GENERA TOR
EEPROM AR RAY
(128X8)
XDEC
PAGE LA TC HES
YDEC
SEN SE A MP
R.W C ON TR OL
28 R DRIVE ADJ
27 G DRIVE ADJ
26 B DRIVE ADJ
25 CUT-OFF ADJ
24 R CLAMP CAP
23 R VIDEO OUT
22 VCC2
21 GND
20 G VIDEO OUT
19 G CLAMP CAP
18 B VIDEO OUT
17 B CLAMP CAP
16 BLANK GATE
15 CLAMP GATE
2
OUTPUT
3
GND