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Block Diagram Video - Philips LC4.31E Service Manual

Chassis lc4.31e aa.
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Block Diagrams, Test Point Overviews, and Waveforms

Block Diagram Video

VIDEO
B1
TUNER & VIF
B2
HERCULES
+VTUN
7217
+5SW_a
TDA15021H
1152
RF
1154
UV1318S
6
7
4
VIF1
24
IN
2156
IF-TER
1
11
5
VIF2
25
TUNER
4
5
1
3154
AC
AGC
31
RF_AGC
Detect
DC
1156
SIF1
4
29
1
30
5
SIF2
B15A
SCART ANALOG IO
1G02
SCART 2
7G11
20
2
1
14
1
B15B
4G04
12
15
15
13
B15B
9
8
AV2_DMMI_SW
B2
B2
7G02
EF
19
21
4G18
14
EXT 2
B7
SC2_OUT_SW
7G01
1G01
EF
19
SCART 1
20
1
B15B
DMMI
4G14
16
4G15
15
4G17
11
4G16
7
8
21
B2
EXT 1
D
SIDE AV
B17
SIDE
T
OTC-FLASH
CONNECTIONS
1302
(1002)
7007
1304
1K01
MSM51V18165F
(1K04)
(1M36)
VIDEO
FRONT_YCVBS_IN
2
2
FRONT_YCVBS_IN
IN
FLASH
FRONT_C_IN
4
4
FRONT_C_IN
ROM
1301
512Kx8
(1001)
1
3
S-VHS
5
7006
4
M29W160ET70N6E
2
SVHS
( ) 37" - 42" only
FLASH
ROM
512Kx8
LC4.31E AA
Sound
CVBS1
RGB Matrix
Traps
Blue & Black
Strech
Gamma Corr.
HERCULES
Video
Switch
+
Control
Skin Tone
c
SAT
QSS/FM
U/V Tint
Saturation
QSS Mixer
AM Demod. AM
YUV
Dig. 2H/4H
SCAVEM
Peaking
Vertical &
Combfilter
on text
SCAVEM
Yint
East-West
cvbs/y
Y Delay Adj.
U/V Delay
Geometry
59
7206
YUV in/out
EF
Chroma
64
Sync Sep
Uint
H/V
PAL/NTSC/
H-OSC
51
SECAM
H-Shift
Decoder &
H-Drive
52
Baseband
Vint
Delay
58
7219
13
RGB/Pr Pb Insert
YUV Interface
12
48
9
55
43
77
78
79
80
74
75
76
70
71
72
N.C.
B2
INTF_V_OUT
B2,B13
INTF_U_OUT
B2,B13
INTF_Y_OUT
B2,B13
B3
SYNC INTERFACE
(FOR 1000pg TXT)
(TO OTC-FLASH)
7001
SAA5801H/015
1
1
TV
2
2
CONTROL
4
4
DD(0-15)
5
5
7
7
9
9
AA(1-20)
11
11
12
12
13
13
14
14
(Only For 37" - 50" Sets)
6.
EN 26
B13
MUX-SYNC INTERFACE
7208
7E01
FE00
EF
RO
85
RO
R_OTC_SDTV
27
7209
FE01
EF
GO
G_OTC_SDTV
GO
86
3
7210
FE02
EF
BO
B_OTC_SDTV
BO
87
7
SC1_R_CVI_Pr_IN
25
For sets without
B13
OTC-Flash (26", 32")
SC1_G_CVI_Y_IN
1
B13
SC1_B_CVI_Pb_IN
5
B3
SYNC INTERFACE
B13
7436-2
VDRB
22
VSYNC
3
4
Vsync_SDTV
7E04
Vsync_SDTV
5
B3
Hsync_SDTV
1
B3
7436-1
HOUT
HOUT
67
1
2
Hsync_SDTV
B10
B18
ADC
B19
7L01
P3563M-LF
2
3
7L61/7L62
EF
11
COL_Di(1-9)
7L51/7L52
A/D
CONV.
EF
6
7L71
7L72
COL_YA(1-9)
EF
9
VIN VOUT
COM
37
SCL
38
SDA
B15A
SCART ANALOG IO
7E00
13
B15b
1
B15b
B15b
3
1G01
BINA|Pb
5
GINA|YINA
2
RINA|Pr
12
B14
DIGITAL IO
7D03
SII9993CTG100
B2
1F02
A2
1
RX2+A
A9
A1
3
RX2-A
A10
HDMI
4
RX1+A
A12
D1
6
RX1-A
A13
PANELLINK
7
RX0+A
A15
RECEIVER
9
RX0-A
A16
10
RXC+A
F16
12
RXC-A
G16
HDMI-1
1F03
1
RX2+B
C10
3
RX2-B
C9
4
RX1+B
C13
6
RX1-B
C12
7
RX0+B
C16
RX0-B
9
C15
10
RXC+B
G14
12
RXC-B
F14
HDMI-2
B7
SCALER
B20
7801
GM1501
SOG
C3
17
R-PR-ADC
R_PR+
D2
G-Y-ADC
14
G_Y+
C2
B-PB-ADC
B_PB+
11
B2
ANALOG
INPUT
PORT
9
I_PC_HD_SEL
SCALER
8
AVSYNC
L3
4
AHSYNC
L4
B9
SCALER
GRAPHIC
ZOOM
SDRAM
AE16
AF16
+2V5_DDR
7B01
K4D263238F
95
AE15
FRAME
AF15
FSDATA
STORE
SDRAM
CONTROL
DISPLAY
1Mx32x4
TIMING
AE14
GEN.
FSADDR
AF14
AF12
COLUMBUS
AF11
(Dig. PAL/NTC Comb)
7M00
AF13
T6TU5XBG
AE12
COL_Do(1-8)
VIDEO
COLUMBUS
ZOOM
DIGITAL COMB
FILTER
COL_YB(1-8)
7M01
MSM56V16
DRAM
512Kx16x2
SC1_R_CVI_Pr_IN
14
B13
SC1_G_CVI_Y_IN
15
B13
4
SC1_B_CVI_Pb_IN
B13
UART
INTERFACE
RGB|CVI_HDA_SEL
B7
9
MICRO
DVI/HDMI
CONTROLLER
INPUT
PORT
INTERNAL
RAM
H_HDMI
C14
V_HDMI
B14
HDMI_VCLK
D16
B11
HDMI_Y(0-7)
OCMDATA
HDMI_CbCr(1-7)
EXTERNAL
ROM
INTERFACE
OCMADDR
PACIFIC3
1N16
1
LVDS_VCC
11
12
LVDSA-
LVDSA+
13
14
15
LVDSB-
LVDSB+
16
17
18
LVDSC-
LVDSC+
19
20
LVDSD-
24
25
LVDSD+
26
LVDSCLK-
21
LVDSCLK+
22
OR
1N17
1
LVDS_VCC
11
1N12
TXB0-
4N02
TXO0-
LVDSA-
10
4N01
TXO0+
LVDSA+
12
TXB0+
14
1N13
TXB1-
4N04
TXO1-
LVDSB-
13
4N03
TXO1+
LVDSB+
15
TXB1+
19
1N14
4N06
TXO2-
LVDSC-
18
TXB2-
TXB2+
4N05
TXO2+
LVDSC+
20
27
1N15
26
TXB3-
4N10
TXO3-
LVDSD-
TXB3+
4N09
TXO3+
LVDSD+
28
22
1N11
TXOC-
LVDSCLK-
21
TXBC-
4N08
TXBC+
4N07
TXOC+
LVDSCLK+
23
OR
7N00
T6TF4AFG
TXB0+
29
103
TXO0-
28
102
TXO0+
TXB0-
LVDS
TXO1-
TXB1+
32
101
PACIFIC3
31
100
TXO1+
TXB1-
99
TXO2-
TXB2+
35
TXO2+
TXB2-
34
98
93
TXO3-
TXB3+
41
TXO3+
TXB3-
40
92
TXOC-
TXBC+
37
96
95
TXOC+
TXBC-
38
(RES For PIXEL+)
FLASH/CONTROL
7C03
M29W400DT55N6E
FLASH
ROM
512Kx8
G_16210_061.eps
260706

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