
26
LC7.2E LB
6.
Block Diagrams, Test Point Overview, and Waveforms
Block Diagram Video
VIDEO
ADC
HDMI
B06C
YPBPR & REAR IO
B06A
IO -
S
CART 1 & 2
B06B
VIDEO PROCE
SS
OR
B04B
S
IDE FACING
S
IDE AV
D
MICROPROCE
SS
OR
B04A
TUNER IF & DEMODULATOR
B0
3
A
DVB-DEMODULATOR
B0
3
B
DVB-MOJO
ANALOG BACK END
B0
3
F
DVB-COMMON INTERFACE
B0
3
C
DVB-MOJO
B0
3
D
TTL/LVD
S
PANEL
TT
ANALOG
MUX
1
5
4
1102
S
IF1
S
IF2
VIF1
VIF2
2
3
24
1
2
17
CVB
S
DEMODULATOR
711
3
TDA9
88
6T/V4
2
4
1
3
04
1
3
04
2
4
1
5
S
VIDEO
2
4
3
1
3
01
1
3
02
FRONT_C_IN
FRONT_Y_CVB
S
_IN
IF_ATV
VIDEO
1101
TD1
3
16AF/IHP-2
MAIN
TUNER
(HYBRID)
8
IF_OUT1
14
2
RF_AGC
VIF1
VIF2
1
5
4
110
3
S
IF1
S
IF2
1504
20
11
15
21
1
2x
S
CART
19
7
EXT1
CVB
S
_RF
16
3
3
5
3
5
EF
750
3
1
8
9
1506
20
15
19
EXT2
EF
7114
S
C1_B_IN
S
C1_G_IN
S
C1_R_IN
S
C1_CVB
S
_IN
1
8
1
197
S
C2_Y_CVB
S
_IN
S
C2_C_IN
S
C2_CVB
S
_MON_OUT
19
8
1615
Y
Pr
Pb
1
88
1
8
0
196
19
1
1
8
2
1
1
8
10
3
4
7
9
10
12
6
19
RX2+A
RX2-A
RX1+A
RX1-A
RX0+A
RX0-A
RXC+A
RXC-A
2x HDMI
CONNECTOR
7
8
14
HDMI_HOTPLUG_RE
S
ET
B04A
7
8
17
S
II9025CTU
1
8
2
192
FRONT_Y_CVB
S
_IN_T
FRONT_C_IN_T
HDMI
(MAIN)
H_17170_01
8
.ep
s
240507
VIDEO
PROCE
SS
OR
2
3
52
51
4
8
47
44
4
3
40
3
9
+
-
R0X2
+
-
R0X1
+
-
R0X0
+
-
R0XC
HDMI_H
HDMI_V
V
S
YNC
H
S
YNC
121
HDMI_VCLK
ODCK
2
3
8
S
C1_
S
TATU
S
16
S
C1_FBL_IN
8
S
C2_
S
TATU
S
B04A
HD_Pr_IN
HD_Y_IN
HD_P
b
_IN
CVB
S
_OUT1
Y_G2
PB_B
3
FB1
PB_B2
1201
14M
3
1
205
204
XTALI
XTALO
17
3
B04A
1
DE
19
1
1
8
2
1
1
8
11
3
4
7
9
10
12
6
19
RX2+B
RX2-B
RX1+B
RX1-B
RX0+B
RX0-B
RXC+B
RXC-B
7
8
60
HDMI_HOTPLUG_RE
S
ET
B04A
71
70
67
66
6
3
62
59
5
8
+
-
R1X2
+
-
R1X1
+
-
R1X0
+
-
R1XC
HDMI_C
b
(0-7)
HDMI_Y(0-7)
HDMI_Cr(0-7)
HDMI_DE
7202
S
VP CX
3
2-LF
4
5
6
DP_H
S
DP_H
S
DP-CLK
DP_DE_FLD
7204
I
S
42
S
16400D-6TL
DRAM
1Mx16x4
7205
I
S
42
S
16400D-6TL
DRAM
1Mx16x4
DQ(0-
3
1)
CX_MA
TXCn
TXCp
TXCLKn
TXCLKp
TXDn
TXDp
TXAp
TXBn
TXBp
TXAn
51
50
49
4
8
45
44
4
3
42
41
40
TXCn1
TXCp1
TXCLKn1
TXCLKp1
TXDn1
TXDp1
TXAp1
TXBn1
TXBp1
TXAn1
TA1
TB1
TC1
TCLK1
TD1
VDI
S
P
S
C1_RF_OUT_CVB
S
PR_R2
162
190
PR_R
3
F
S
2
CVB
S
_OUT2
70
Y_G1
PB_B
3
PR_R1
Y_G
3
C
RF_AGC
12
1
3
7111
14
RF_AGC_IBO
B0
3
B
169
CVB
S
1
MEMORY
8
-BIT
S
INGLE
LVD
S
TX
DIN_PORTD
(24BIT)
S
OUND TRAP
S
4.5 to 6.5 Mhz
VIF-PLL
S
INGLE REFERENCE Q
SS
MIXER
INTERCARRIER MIXER AND
AM-DEMODULATOR
TUNER AGC
VIF AGC
TAGC
S
IF AGC
I2C-BU
S
TRAN
S
CEIVER
MAD
S
CL
S
DA
S
UPPLY
+5V
S
ADC
165
167
IBO_G_IN
IBO_R_IN
R
G
172
IBO_CVB
S
_IN
71
16
3
B
IBO_B_IN
1
83
191
199
PC_R
PC_G
F
S
1
PC_B
7G00
PNX
83
14H
S
/C102
MOJO
C
G|Y
R|Pr
C_CVB
S
B|P
b
5J52
5J54
5J5
3
5J55
(16-
3
1)
(0-15)
ADC
7F01
TDA10046AHT
COFDM
CHANNEL
DECODER
VIM_IBO
VIP_IBO
IF_A
GC_IBO
2
62
61
9
10
11
7K00
S
TV0700L
PCMCIA
CONTROLLER
TDA_DAT(0-7)
T
S
_DATA(0-7)
6
8
P
PCMCIA
CONDITIONAL
ACCE
SS
A_MDO(0-7)
A_MDI(0-7)
1K00
MPEG-T
S
(P
ARALLEL)
7F04
COMP_OUT
RF_AGC_IBO
1
21
DVB_
S
W
B04A
11
B0
3
A
(0-11)
(0-11)
3
52
8
3
52
3
3
516
3
545
3
52
8
3
51
8
3
522
3
529
3
552
3
550
3
5
3
7
EF
7500
3
521
3
617
3
61
8
3
619
(T
S
)
(AV)
T
S
INTERFACE
3
5
62
49
3
0
T
S
_
S
YNC
TDA_
S
YNC
1G51
J1
2
1
6
5
4
3
1
2
3
4
5
6
7
8
8
7
12
11
14
1
3
26
25
24
2
3
20
19
1
8
17
VDI
S
P
IC2
THC6
3
LVD
8
2
LVD
S
RECEIVER
(LVD
S
TO TTL-CMO
S
)
1212
121
3
1214
1210
1211
TXCn
TXCp
TXCLKn
TXCLKp
TXDn
TXDp
TXAp
TXBn
TXBp
TXAn
8
2
83
8
4
8
5
8
6
8
7
7
8
79
8
0
77
5
J4
TO LCD
TTL-CMO
S
3
4
1
2
10
8
9
6
7
15
1
3
14
11
12
2
3
19
21
16
17
33
29
3
1
25
27
40
3
6
38
3
5
3
7
G10
R17
G11
R16
G12
R15
G1
3
R14
G14
R1
3
G15
R12
G16
R11
G17
R10
B10
B11
B12
B1
3
B14
B15
B16
B17
H
S
YNC
V
S
YNC
VDI
S
P
DE
5
3
52
54
51
55
50
5
8
47
59
46
60
45
61
44
62
4
3
6
3
64
65
66
67
6
8
71
72
7
3
74
75
3
9
S
HCLK
40