JVC RX-8012VSL Service Manual page 18

RX-8012VSL/RX-8010VBK
MB90088 (IC203) : On screen display controller
1.Terminal Layout
YIN 1
VIN 2
CIN 3
AVcc 4
IOUT 5
VOC
6
Vcc
7
EXS
8
XS
9
HSYNC
10
VSYNC
11
EXHSYN 12
EXVSYN 13
Vss 14
2.Block Diagram
SIN
SCLK
CS
EXHSYN
EXVSYN
VIN
YIN
CIN
HSYNC
VSYNC
XS
EXS
XD
EXD
1-18
28
AVss
27
YOUT
26
VOUT
25
COUT
24
CS
23
SIN
22
SCLK
21
TEST
20
BOUT
19
ROUT
18
GOUT
17
VOB
16
XD
15
EXD
Serial Input
Each Control, Data
Control
H/V Separate
NTSC/PAL
Signal OSC
Display Memory
Control
VRAM
4FSC CLK
Each Block
OSC
Dot CLK
Each Block
OSC
VOUT
Analog SW
YOUT
COUT
Video Signal
OSC
BOUT
ROUT
Output
GOUT
Control IOUT
VOC
VOB
CGROM