Philips LC7.5E, Руководство по обслуживанию

Страница: 34 / 134

34 LC7.5E LA 6. Block Diagrams, Test Point Overviews, and Waveforms
Block Diagram Video
VIDEO
ADC
HDMI MAIN B07C
YPBPR & S VH S B07A
IO - S CART 1 & 2 B07B
TRIDENT - WX6 8
B05A
S IDE I/O D2 MICROPROCE SS OR B04
TUNER IF & DEMODULATOR
B02
DVB-DEMODULATOR
B0 3 A
DVB-MOJO
ANALOG BACK END
B0 3 E
DVB-COMMON INTERFACE
B0 3 B
DVB-MOJO
B0 3 C
FPGA I/O BANK S
B05E LVD S CONNECTOR B07E
DDR & CPU B05B
HDMI S WITCH
BO7D
B05C S IDE HDMI D1
1Q0 3 1N01
1 8 1 8
20 20
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
1R04 1 3 04
2
4
1 3 02
FRONT_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
W2
3 5 3 5 EF
750 3
W 8
1506
20
15
19
EXT2
EF
7114
S C1_B_IN
S C1_G_IN
S C1_R_IN
S C1_CVB S _IN
W6
Y9
S C2_Y_CVB S _IN
S C2_C_IN
S C2_CVB S _MON_OUT
Y10
1615
Y
Pr
Pb
Y 8
V6
W9
19
1
1
8
2
1
1M02
3
4
7
9
10
12
6
19
RX2+B
RX2-B
RX1+B
RX1-B
RX0+B
RX0-B
RXC+B
RXC-B
HDMI
CONNECTOR
HPD_RE S ET_B
7N01
S II9125CTU
FRONT_Y_CVB S _IN_T
HDMI
(MAIN)
H_17 3 71_006.ep s
021007
VIDEO
PROCE SS OR
20
21
4 8
47
45
44
42
42
3 9
38
+
-
R1XC
+
-
R1X0
+
-
R1X1
+
-
R1X2
HDMI_H
HDMI_V
V S YNC
H S YNC
5
HDMI_VCLK
ODCK
W20
8 S C1_ S TATU S
16 S C1_FBL_IN
8 S C2_ S TATU S
B04
HD_Pr_IN
HD_Y_IN
HD_P b _IN
CVB S _OUT1
Y_G2
PB_B 3
FB1
PB_B2
Y5
B04
19
DE
19
1
1
8
2
1
1M0 3
3
4
7
9
10
12
6
19
RX2+C
RX2-C
RX1+C
RX1-C
RX0+C
RX0-C
RXC+C
RXC-C
HPD_RE S ET_C
6 8
67
65
64
62
61
59
5 8
+
-
R0XC
+
-
R0X0
+
-
R0X1
+
-
R0X2
HDMI_C b (0-9)
HDMI_Y(0-9)
HDMI_Cr(0-9)
HDMI_DE
7C01
S VP WX6 8 -756 8 -LF
V20
Y10
Y20
DP_V S
DP_H S
DP-CLK
DP_DE_FLD
7D01
K4D2616
38 K
S DRAM
2Mx16x4
7D02
K4D2616
38 K
S DRAM
2Mx16x4
WX_MD(0- 3 1)
WX_MA
TxFPGAe_2p
TxFPGAe_2n
TxFPGAe_ 3 p
TxFPGAe_ 3 n
TxFPGAe_4p
TxFPGAe_4n
TxFPGAe_0n
TxFPGAe_1p
TxFPGAe_1n
TxFPGAe_0p
A14
B14
A15
B15
A16
B16
A1 8
B1 8
A19
B19
TA1
TB1
TC1
TCLK1
TD1
S C1_RF_OUT_CVB S
PR_R2
V2
V 8
PR_R 3
F S 2
CVB S _OUT2
W4
Y_G1
PB_B 3
PR_R1
Y_G 3
C
RF_AGC
12
1 3
7111
14
RF_AGC_IBO
B0 3 A
Y4
CVB S 1
MEMORY
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 V4
16 3
B
IBO_B_IN
Y7
U 8
W10
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
B04
11
B02
(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
2 8
27
1R01
TxLVD S e_2p
TxLVD S e_2n
LVD S
CONNECTOR
TO FULL HD
DI S PLAY
25
24 TxLVD S e_CLKp
TxLVD S e_CLKn
22
21 TxLVD S e_ 3 p
TxLVD S e_ 3 n
17
16
TxLVD S o_0P
TxLVD S o_0n
15
14
TxLVD S o_1p
TxLVD S o_1n
1 3
12 TxLVD S o_2p
TxLVD S o_2n
10
9 TxLVD S o_CLKP
TxLVD S o_CLKn
7
6 TxLVD S o_ 3 p
TxLVD S o_ 3 n
TxLVD S e_0p
TxLVD S e_0n
3 0
29 TxLVD S e_1p
TxLVD S e_1n
3 2
3 1
ADC
7M07
S II91 8 5ACTU
HDMI
S WITCH
+
-
R1X2
+
-
R1X1
+
-
R1X0
+
-
R1XC
V S YNC
H S YNC
ODCK
DE
+
-
R2X2
+
-
R2X1
+
-
R2X0
+
-
R2XC
19
1
1
8
2
1
1M01
3
4
7
9
10
12
6
19
RX2+A
RX2-A
RX1+A
RX1-A
RX0+A
RX0-A
RXC+A
RXC-A
HPD_RE S ET_A
2 8
27
25
24
22
21
19
1 8
+
-
R0X2
+
-
R0X1
+
-
R0X0
+
-
R0XC
OPTIONAL
56
3 6
16
HDMI-
HDMI-MUX_TXC-
HDMI-
HDMI-MUX_TX0-
HDMI-
HDMI-MUX_TX1-
HDMI-
HDMI-MUX_TX2-
40
3 9
44
4 3
4 8
47
70
69
+
-
TXC
+
-
TX0
+
-
TX1
+
-
TX2
10
11
7
8
4
5
1
2
HDMI- S
HDMI- S IDE_TXC-
HDMI- S
HDMI- S IDE_TX0-
HDMI- S
HDMI- S IDE_TX1-
HDMI- S
HDMI- S IDE_TX2-
5 8
57
62
61
66
65
70
69
7Q0 3
S II91 8 1CNU
19
1
1
8
2
1
1Q01
3
4
7
9
10
12
6
19
RX2+ S
RX2- S
RX1+ S
RX1- S
RX0+ S
RX0- S
RXC+ S
RXC- S
3 5
3 4
33
3 2
3 0
29
2 8
27
25
HDMI
BUFFER
15
15
17 17
12 12
14 14
9
9
11 11
8
9
6
7
3
4
1
2
1
5 S VIDEO
2
4
3
1601
Y_IN
C_IN
V9
7601
FRONT_CVB S _ S VH S _Y_IN
Y6
NO
NC
COM
N.C.
1601
TxFPGAo_4n
TxFPGAo_4P
TxFPGAo_ 3 n
TxFPGAo_ 3 p
TxFPGAo_2n
TxFPGAo_2p
TxFPGAe_CLKp
TxFPGAo_CLKn
TxFPGAo_CLKp
TxFPGAe_CLKn
B17
A17
F19
E20
H19
G20
G19
F20
E19
D20
TxFPGAo_0n
TxFPGAo_0p
TxFPGAo_1n
TxFPGAo_1p
B20
A20
D19
C20
LVD S e_2p
LVD S e_2n
LVD S e_CLKp
LVD S e_CLKn
TxLVD S e_ 3 p
TxLVD S e_ 3 n
TxLVD S o_0P
TxLVD S o_0n
TxLVD S o_1p
TxLVD S o_1n
TxLVD S o_2p
TxLVD S o_2n
TxLVD S o_CLKP
TxLVD S o_CLKn
TxLVD S o_ 3 p
TxLVD S o_ 3 n
LVD S e_0p
LVD S e_0n
LVD S e_1p
LVD S e_1n
+VDI S P
41
40
3 9
38
HDMI
CONNECTOR
471 3
4714
4715
4716
4717
471 8
4725
4716
4719
4720
470 3
4704
4705
4706
4707
470 8
472 3
4724
4709
4710
4711
4712
4721
4722
1R04
1R05
1R06
1R0 8
1R09
1R10
1R11
1R12
1R02
1R0 3
20
19
5
4
TxLVD S o_4p
TxLVD S o_4n
TxLVD S o_4p
TxLVD S o_4n 1R1 3
RE S
TxLVD S e_4p
TxLVD S e_4n
TxLVD S e_4p
TxLVD S e_4n 1R07
RE S
DIGITAL IN
LVD S
OUT
FRONT_CVB S _ S VH S _ S EL
B04