Input Selector
U1711(74HC4052)
5.Component Video
Video conversion Selector
U1712(74HC4053)
Video DAC
U1809(SAA7127H)
Cvbs, S-Y, Cy Selector
)3504CH47(6101U)2504CH47(2101U
OSD Output Selector
U1005(LC74763)
OSD
Gain
U1709(MAX4018)
Output Buffer
U1707(MAX4016)
U1014(74HC4053)
OSD input Selector
OSD Input Buffer
U1706(MAX4016)
OSD Output Buffer
U1706(MAX4016)
Attenuation
R1100
Monitor Component Cy Output
Gain
U1708(MAX4018)
Clear Component Cy Output
Input Selector
U1712(74HC4052)
Video conversion Selector
U1712(74HC4053)
Video DAC
U1809(SAA7127H)
S-c, Cb Selector
)3504CH47(6101U)2504CH47(2101U
OSD Output Selector
Gain
U1709(MAX4018)
Output Buffer
U1704(MAX4016)
U1015(74HC4053)
OSD color
Attenuation
R1099
Monitor Component Cb Output
Gain
U1708(MAX4018)
Clear Component Cb Output
Input Selector
U1712(74HC4052)
Video conversion Selector
U1712(74HC4053)
Video DAC
U1809(SAA7127H)
U1016(74HC4053)
OSD Output Selector
Gain
U1709(MAX4018)
Output Buffer
U1704(MAX4016)
U1017(74HC4053)
OSD color
Attenuation
R1097
Monitor Component Cr Output
Gain
U1708(MAX4018)
Clear Component Cr Output
-6dB
-6dB
-6dB
Bd0B
d6-
Bd0Bd0Bd0Bd0
0dB
0dB
Bd0Bd0
-6dB
-6dB
-6dB
Bd0Bd6-
0dB
0dB
0dB
Bd0Bd0
-6dB
-6dB
-6dB
Bd0Bd6-
0dB
0dB
0dB
Bd0Bd0
If Monitor output is
selected as Component
video and input signal is
not Component video,
convert Composite or S
video to Component
video
Video Conversion
U1802(TVP5146)
If Monitor output is
selected as Component
video and input signal is
not Component video,
convert Composite or S
video to Component
video
Video Conversion
U1802(TVP5146)
If Monitor output is
selected as Component
video and input signal is
not Component video,
convert Composite or S
video to Component
video
Video Conversion
U1802(TVP5146)
Component Cy Input
Component Cb Input
Component Cr Input
0dB(2Vp-p)
-6dB
0dB
0dB
0dB(1.4Vp-p)
0dB
0dB
0dB(1.4Vp-p)
0dB
0dB
Component Input1
Component Input2
Component Input3
Component Input1
Component Input2
Component Input3
Component Input1
Component Input2
Component Input3
from S video Circuit
from Composite Circuit
from S video Circuit
from Composite Circuit
from Composite Circuit
from S video Circuit -6dB
-6dB
-6dB
-6dB
-6dB
If source is selected as
"Normal" on OSD, select
Composite
If source is selected as "S
Video" on OSD, select Sy
If source is selected as
Component("CV1 etc") on
OSD, select Cy
If source is selected as "S
Video" on OSD, select Sc
If source is selected as
Component("CV1 etc") on
OSD, select Cb
If source is selected as
Component("CV1 etc") on
OSD, select Cb offset
while OSD enable
If source is selected as
Component("CV1 etc") on
OSD, select Cr offset
while OSD enable
If OSD is not used bypass
OSD circuit
If source and monitor
output is not component
video, disable the Cb
monitor output
If source and monitor
output is not component
video, disable the Cr
monitor output
3-10