Circuit Descriptions, Abbreviation List, and IC Data Sheets
9.
9.5
Video: TV Part (Diagrams B1, B2, and B3)
Figure 9-3 Block diagram video processing
B1
TUNER & VIF
B15
SCAR
T ANALOG IO
B2
HERCULES
VIDEO
B17
SIDE
CONNECTIONS
D
SIDE A
V
HERCULES
F_15270_067.eps
200505
1102
UX1318ST
RF
IN
TUNER
2106
11
1104
VIF1
VIF2
8
7
2
4
5
1
3104
RF_A
GC
SCL
SDA
DC
AC
AG
C
Detect
21
1
SCAR
T 2
1102
20
15
SC2_Y_IN
SC2_Y_IN_1
SC2_C_IN
1101
20
7
8
16
15
11
SC1_CVBS_IN
SC1_CVBS_IN
21
1
SCAR
T 1
24
25
31
51
52
55
SC2_CVBS_MON_OUT
19
SC1_CVBS_RF_OUT
43
EF
7G03
77
78
79
80
EF
7208
EF
7209
EF
7210
85
86
87
74
75
76
70
71
72
22
67
RGB/Pr Pb Inser
t
YUV Interf
ace
RGB Matr
ix
Blue & Blac
k
Strech
Gamma Corr
.
P
AL/NTSC/
SECAM
Decoder &
Baseband
Dela
y
Sync Sep
H-OSC
H-Shift
H-Dr
iv
e
V
er
tical &
East-W
est
Geometr
y
CVBS/Y
VDRB
H/V
HOUT
RO
GO
BO
INSSW3
Chroma
Y
int
R/Pr-3
G/Y3
B/Pb-3
YOU
T
VOU
T
UOUT
VIN
UIN
YIN
B_OSD
G_OSD
R_OSD
Fast Blanking
P
eaking
SCA
VEM
U/V Dela
y
Skin T
one
U/V Tint
Satur
ation
YUV
YUV in/out
SA
T
SCA
VEM
on te
xt
Dig.
2H/4H
Combfilter
Y Dela
y Adj.
c
cvbs/y
Sound
T
raps
Video
Switch
+
Control
Uint
Vint
CVBS1
QSS Mix
er
AM Demod.
AM
QSS/FM
1106
7
8
2
SIF1
SIF2
29
30
F108
IF-TER
7217
TD
A15021H
RO
GO
BO
Vsync_SDTV
Hsync_SDTV
INTF_Y_OUT
INTF_U_OUT
INTF_V_OUT
SC1_B_CVI_Pb_IN
SC1_FBL_IN_1
SC1_R_CVI_Pr_IN
SC1_G_CVI_Y_IN
19
ST
A
TUS_2
8
ST
A
TUS_1
67
+5SW_a
+VTUN
7436-1
7436-2
2
4
1
3
N.C
.
2
1304
(1M06)
1K01
2
4
4
1
5
SVHS
2
4
3
1080
1060
C
Y/CVBS
EF
7206
64
58
7G10
2
12
15
14
FR
ONT_Y_CVBS_IN
1
FR
ONT_C_IN
13
59
SC2_A
V3_C_IN
SC1_FBL_IN
CVI_Pr_IN
CVI_Y_IN
CVI_Pb_IN
SC1_FBL_IN_1
SC1_CV1_DMMI_R_Pr_IN
SC1_CV1_DMMI_G_Y_IN
SC1_CV1_DMMI_B_Pb_IN
B2
B13
B13
B13
B15
B13
B13
B13
B13
B18
B13
B18
EF
7G05
7G19
48
13
12
14
4G18
Present only f
or
non D
VB sets
4G13
4G14
4G15
4G17
4G16
B2
B2
FR
ONT_YCVBS_IN
FR
ONT_C_IN
CVBS_COMB
SC2_A
V3_Y_IN
9
A
V2_DMMI_SW
B7
SC2_OUT_SW
EXT 2
EXT 1
VIDEO
IN
S-VHS
B13
B18
B18
B13
B13
B18
www.freeservicemanuals.info