EN 26
LC4.9U AA
6.
Block Diagrams, Test Point Overviews, and Waveforms
Block Diagram Video
B1
TUNER & VIF
B23
CINCH ANALOGUE IO
B2
HERCULES
B22
DIGITAL IO
B13
MUX-SYNC INTERFACE
B7
SCALER
B11
FLASH/CONTROL
B10
SDRAM
B3
SYNC INTERFACE
VIDEO
B18
HISTO-
GRAM
B17
SIDE
CONNECTIONS
D
SIDE AV
B19
COLUMBUS
(Dig. PAL/NTC Comb)
B20
EPLD
B21
EPLD
HERCULES
B12
HDMI
SDA_IO
1102
UV1318SD
RF
IN
TUNER
2106
11
1104
VIF1
VIF2
8
7
2
4
5
1
3104
RF_AGC
SCL
SD
A
DC
AC
AGC
Detect
SC2_Y_IN
SC2_Y_IN_1
SC2_C_IN
24
25
31
51
52
55
SC2_CVBS_MON_OUT
43
77
78
79
80
EF
7208
R_SDTV
EF
7209
G_SDTV
EF
7210
B_SDTV
85
86
87
74
75
76
70
71
72
22
67
7E01
SC1_R_CVI_Pr_IN
SC1_G_CVI_Y_IN
SC1_B_CVI_Pb_IN
27
3
7
25
1
5
R_PR+
G_Y+
B_PB+
17
14
11
V_PC
2
H_PC
12
7E03
1
13
Vsync_SDTV
Hsync_SDTV
AVSYNC
AHSYNC
15
14
L4
L3
1Q03
11
12
5
10
7
8
9
6
4
3
ANALOG
INPUT
PORT
DVI/HDMI
INPUT
PORT
7B01
K4D263238F
SDRAM
1Mx32x4
FSDATA
FSADDR
7801
GM1501
GRAPHIC
ZOOM
DISPLAY
TIMING
GEN.
VIDEO
ZOOM
OSD CONTR
OLLER
OUT BLENDER
BRIGHTNESS/CONTRAST/HUE/SA
T
EXTERNAL
ROM
INTERFACE
7C00
MX29LV040QC
FLASH
ROM
512Kx8
OCMDATA
OCMADDR
1P06
1
11
10
12
14
13
15
19
18
20
27
26
28
22
21
23
LVDS_VCC
TXB0-
TXB3+
TXB0+
TXB1-
TXB1+
TXBC+
TXBC-
TXB2-
TXB2+
TXB3-
RGB/Pr Pb Insert
YUV Interface
RGB Matrix
Blue & Black
Strech
Gamma Corr.
PAL/NTSC/
SECAM
Decoder &
Baseband
Delay
Sync Sep
H-OSC
H-Shift
H-Drive
Vertical &
East-West
Geometry
CVBS/Y
VDRB
H/V
HOUT
RO
GO
BO
INSSW3
Chroma
Yint
R/Pr-3
G/Y3
B/Pb-3
Y
OUT
VO
U
T
UOUT
VIN
UIN
YIN
B_OSD
G_OSD
R_OSD
F
a
st Blanking
Peaking
SCAVEM
U/V Delay
Skin Tone
U/V Tint
Saturation
YUV
YUV in/out
SAT
SCAVEM
on text
Dig. 2H/4H
Combfilter
Y Delay Adj.
c
cvbs/y
Sound
Traps
Video
Switch
+
Control
Uint
Vint
CVBS1
BINA|Pb
GINA|YINA
RINA|Pr
RX0-
RX0+
RXC+
RXC-
RX1-
RX1+
RX2+
RX2-
FRAME
STORE
CONTROL
MICRO
CONTROLLER
UART
INTERFACE
INTERNAL
RAM
7E02
14
2
11
15
1
12
QSS Mixer
AM Demod. AM
QSS/FM
1106
7
8
2
SIF1
SIF2
29
30
FE00
FE01
FE02
IF-TER
AE16
AF11
AF16
AF12
AE15
AF15
AE12
AF13
AE14
AF14
D2
C2
B2
7217
TDA15021H
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
R_PR-ADC
G_Y-ADC
B_PB-ADC
19
PC_HD_DET
HDMI/PC-D
6
7
+5SW_a
+VTUN
1
2
1
2
3
7436-2
4
3
7436-1
3
1
N.C.
EF
7L01
EF
7L03
EF
7L02
7L04
MST9883C
A/D
CONV.
COL_A
COL_D
7M00
T6TU5XBG
COLUMBUS
DIGITAL COMB
FILTER
DRAM
512Kx16x2
7M01
MSM56V16
+2V5_DDR
95
F_15420_049.eps
251005
48
43
54
30
31
56
57
SCL
SDA
COL_Do(1-7)
COL_YB(1-7)
7E00
1
13
3
5
2
12
15
14
4
SD_HD_SEL
10,11
C3
SOG
BINA|Pb
GINA|YINA
RINA|Pr
2
1M36
1K04
2
4
4
1
5
SVHS
2
4
3
1001
1002
C
Y
EF
7206
64
58
7R57
2
12
15
14
FRONT_Y_CVBS_IN
1
FRONT_C_IN
13
59
SC2_AV3_C_IN
CVI_Pr_IN
CVI_Y_IN
CVI_Pb_IN
SC1_CV1_DMMI_R_Pr_IN
SC1_CV1_DMMI_G_Y_IN
SC1_CV1_DMMI_B_Pb_IN
B13
B13
B13
B13
B13
B13
SC1_CV1_DMMI_R_Pr_IN
SC1_CV1_DMMI_G_Y_IN
SC1_CV1_DMMI_B_Pb_IN
B13
B23
B23
B23
B13
B13
B13
B13
SC1_R_CVI_Pr_IN
SC1_G_CVI_Y_IN
SC1_B_CVI_Pb_IN
B2,B13
B2,B13
B2,B13
B13
B13
B13
B22
B22
B22
B3
B13
B22
B22
B13
B3
7219
48
13
12
14
4R12
4R64
4R68
4R70
4R69
FRONT_YCVBS_IN
FRONT_C_IN
CVBS_COMB
B9
SCALER
LVDS
INTERFACE
RECEIVER
7N04
THC63LVDF84B
TXB0-
TXB3+
TXB0+
TXB1-
TXB1+
TXBC+
TXBC-
TXB2-
TXB2+
TXB3-
LVDS
TRANS-
MITTER
7P02
THC63LVDM83R
EPLD
PIXEL+
PROCESSOR
RGB
7N02
EP1C12F256C8N
OR
RGB
4N03
4N13
4N01
4N15
4N07
4N05
4N17
4N19
4N11
4N09
LVDSAp
LVDSAn
LVDSBp
LVDSBn
LVDSCp
LVDSCn
LVDSDp
LVDSDn
LVDSCLKp
LVDSCLKn
LVDSAp
LVDSAn
LVDSBp
LVDSCp
LVDSCn
LVDSDp
LVDSDn
LVDSCLKp
LVDSCLKn
LVDSBn
OR
LVDSA+
LVDSA-
LVDSB+
LVDSB-
LVDSC+
LVDSC-
LVDSD+
LVDSD-
LVDSCLK-
1P07
1
11
12
13
14
15
16
17
18
19
20
24
25
26
21
22
LVDS_VCC
LVDSA+
LVDSA-
LVDSB+
LVDSB-
LVDSC+
LVDSC-
LVDSD+
LVDSD-
LVDSCLK-
T
O
DISPLA
Y (LC4.8 LC4.9)
T
O
DISPLA
Y (LC4.3)
Only for sets with
PIXEL PLUS
SC2_AV3_Y_IN
9
9
RGB|CVI_HDA_SEL
HD
PC
Side-AV
EXT2
EXT1
TV
PC_HD_DET H H H H L H
SD_HD_SEL H H H H H H
RGB|CVI_HDA_SEL L H L L L L
SCALER
B7
B7
B7
9
B7
SC2_OUT_SW
1R06
1R07
1
5
2
4
3
1R02
EF
7R12
19
1
18
2
1Q01
1
6
10
11
5
15
PC-VGA/
CVI-2
13
14
BINA|Pb
GINA|YINA
RINA|Pr
V_PC
H_PC
5Q01
5Q06
5Q11
5Q21
5Q23
7D03
SII9993CTG100
HDMI
PANELLINK
RECEIVER
HDMI_Y(0-7)
HDMI_CbCr(1-7)
97
96
92
91
87
86
84
83
COL_Di(1-7)
COL_YA(1-7)
B23
B23
N.C
.
7604
5
1
8
4
7E05
5
1
8
4
H_HDMI
V_HDMI
33
34
HDMI_VHS
HDMI_VVS
B14
C14
VIDEO
OUT
VIDEO
IN
S-VHS
Pr
Pb
Y
VIDEO
IN
7101
SEL_IF_SDM
B2
9
6104
3
B17
B17
VSYNC
HOUT
7C01
M24C32
EEPOM
4Kx8
NVM_WP_SCALER
SCL_IO
6
5
7