Block Diagram Video - Philips LC4.3E Service Manual

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Block Diagrams, Testpoint Overviews, and Waveforms

Block Diagram Video

VIDEO
B1 TUNER & VIF B2
+VTUN
+5SW_a
1102
RF 1104
UV1318SD 6 7 7 VIF1 24
IN 2106
11 IF-TER
2
8 VIF2
25
RF
TUNER
OUT
F108
4 5 1
3311
31
RF_AGC
1106
SIF1
7 29
2
8 SIF2 30
B15 SCART ANALOG IO
1G02
7G10
1 20 2
1
12
15
13
8
3
B2
5
7G05
EF
19
9
21
B2
SCART 2
1G01
20
1
7G03
EF
19
7G09
16 2
4
15 9
7
11 12
14
7 19
21 17
8
SCART 1 B2
9,10,11,20
B2
1G03
7G07
8
5
K5
14 3
See also
10,11
Block giagram B2
12
IBO-ZAPPER
10
B17
D SIDE AV SIDE CONNECTIONS
1302
1304 1K01
Y/CVBS 2 2
4
4
1301
1
3
C
5
4
2
SVHS
LC4.3E AB
HERCULES
7217
TDA15021H
Sound
CVBS1 RGB Matrix
Traps
Blue & Black
Strech
Gamma Corr.
Video
Switch
+
AC Control HERCULES
AGC
Detect
DC
Skin Tone
c
SAT
QSS/FM U/V Tint
QSS Mixer Saturation
AM Demod. AM
YUV
Dig. 2H/4H SCAVEM
Peaking
Combfilter on text
SCAVEM
Yint
cvbs/y
Y Delay Adj.
U/V Delay
14 59
7206
YUV in/out
EF
64 Chrome
15
Uint
PAL/NTSC/ H/V
51 SECAM
Decoder &
4 52 Vint
Baseband
Delay
7219
13
RGB/Pr Pb Insert
14
YUV Interface
12 48
58
B2
55
43
77 78 79 80 74 75 76 70 71
N.C.
3
B2
INTF_V_OUT
8
B13
INTF_U_OUT
13
B13
INTF_Y_OUT
18
B13
7G08
EF
4
6. 20
B3 SYNC INTERFACE B13 MUX-SYNC INTERFACE
7208
F624
EF
RO 85 RO R_SDTV
7209
F625
EF
GO 86 GO G_SDTV
7210
F626
EF
BO 87 BO B_SDTV
SC1_R_CVI_Pr_IN
B13
SC1_G_CVI_Y_IN
B13
SC1_B_CVI_Pb_IN
B13
BINA|Pb
B14
GINA|YINA
7436-2
B14
VDRB
22 1 2 Vsync_SDTV
Vertical &
B13 RINA|Pr
East-West
B14
Geometry
Vsync_SDTV
B3
7436-1 V_PC
Sync Sep
B14
H-OSC
HOUT 67 3 4 Hsync_SDTV
H-Shift H_PC
B13
H-Drive
B14
Hsync_SDTV
B3
72
B18 HISTO-
7L04
GRAM
MST9883C
30
31
7L01
EF
54
COL_Di(1-7)
7L03 A/D
CONV.
EF
43
7L02
COL_YA(1-7)
EF
48
56
SCL
57
SDA
B14 B15
DIGITAL IO
B15
B15
1F00
27 B13 BINA|Pb
26 B13 GINA|YINA
25 B13 RINA|Pr
H_PC
28
B13
8 V_PC B13
1
2
6
7
9
10
11
14
+5VSWI
15
17
18
DVI-D
CONNECTOR
23
24
16
B7 SCALER
7801
GM1501
7E01
27
SOG C3 OCMDATA
EXTERNAL
3 ROM
INTERFACE
17 R_PR-ADC R_PR+ D2
OCMADDR
7
14 G_Y-ADC G_Y+ C2
25
B_PB-ADC B_PB+
11 B2
1
ANALOG
5
INPUT
PORT
7E02
11 12
15 14
SCALER
2
1
PC_HD_DET
19
7E03
1 7604
2 15 5 8 AVSYNC L3
12 14 1 4 AHSYNC L4
GRAPHIC
13 ZOOM
10,11 SD_HD_SEL
B10 SDRAM AE16
+2V5_DDR
AF16
7B01
K4D263238F 95
FRAME AE15
STORE
FSDATA AF15
SDRAM CONTROL
DISPLAY
1Mx32x4 TIMING
AE14
GEN.
FSADDR
AF14
B19 COLUMBUS
AF12
(Dig. PAL/NTC Comb)
AF11
7M00
T6TU5XBG AF13
AE12
COL_Do(1-7)
VIDEO
COLUMBUS
ZOOM
DIGITAL COMB
FILTER
COL_YB(1-7)
7M01
MSM56V16
DRAM
512Kx16x2
7E00
13
1
SC1_R_CVI_Pr_IN
3 14
B2,B13
SC1_G_CVI_Y_IN
15
B2,B13
5 4 SC1_B_CVI_Pb_IN
B2,B13
2
12
UART
INTERFACE
RX2-IN B10
DVI/HDMI MICRO
RX2+IN A10
INPUT CONTROLLER
SCL_DVI N4 PORT
SDA_DVI N3
RX1-IN B9
INTERNAL
RX1+IN A9
RAM
RX0-IN B8
RX0+IN
A8
RXC+IN AL
RXC-IN B6
HOTPLUG AE10
It`s Free
B11 FLASH/CONTROL
7C00
MX29LV040QC
FLASH
1P07
ROM 1
LVDS_VCC
512Kx8
11
LVDSA- 12
LVDSA+ 13
14
LVDSB- 15
LVDSB+ 16
17
LVDSC- 18
19
LVDSC+
20
24
LVDSD-
25
LVDSD+
26
LVDSCLK- 21
22
LVDSCLK+
OR
1P06
1
LVDS_VCC
11
TXB0- 4N03 LVDSAn LVDSA- 10
TXB0+ 4N01 LVDSAp LVDSA+ 12
14
TXB1- 4N07 LVDSBn LVDSB- 13
TXB1+ 4N05 LVDSBp LVDSB+ 15
19
LVDSCn LVDSC- 18
TXB2- 4N11
LVDSCp LVDSC+ 20
TXB2+ 4N09
27
TXB3- 4N15 LVDSDn LVDSD- 26
TXB3+ 4N13 LVDSDp LVDSD+ 28
22
TXBC- 4N19 LVDSCLKn LVDSCLK- 21
TXBC+ 4N17 LVDSCLKp LVDSCLK+ 23
OR
Only for sets with
PIXEL PLUS
7N04
7P02
THC63LVDF84B
THC63LVDM83R
TXB0+ LVDSAn
LVDSAp
TXB0-
LVDS LVDS LVDSBn
TXB1+
INTERFACE
TRANS- LVDSBp
TXB1-
RECEIVER
MITTER
LVDSCn
TXB2+
LVDSCp
TXB2-
LVDSDn
TXB3+
LVDSDp
TXB3-
LVDSCLKn
TXBC+
TXBC- LVDSCLKp
7N02
EP1C12F256C8N
EPLD
PIXEL+
PROCESSOR
TV EXT1 EXT2 Side-AV PC HD
SD_HD_SEL H H H H H H
PC_HD_DET H H H H L H
RGB|CVI_HDA_SEL L H L L L L
F_15271_065.eps
020605