Ssb: Scaler Interface (A9) - Philips LC4.6L AA Service Manual

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Circuit Diagrams and PWB Layouts
SSB: Scaler Interface
1
2
3
SCALER INTERFACE
A
FOR PDP ONLY
4871
4872
+3V3STBY
B
5872
7872
PCA9515DP
VCC
SDA_IO
3
SDA0
A7
SCL_IO
2
SCL0
A7
BUF_ENABLE
5
EN
C
GND
1860
DLW21S
D
1861
DLW21S
1862
DLW21S
E
TXB3+
A7
TXB3-
A7
TXBC+
A7
A7
TXBC-
1863
DLW21S
TXB2+
A7
A7
TXB2-
A7
TXB1+
A7
TXB1-
F
TXB0+
A7
TXB0-
A7
1864
DLW21S
G
H
3139 123 5867.2
1
2
3
LC4.6L AA
4
5
TO SCALER
2872
100n
F870
3871
SDA_DMA_BUS1_DISP
SDA1
6
68R
F871
3870
SCL1
7
SCL_DMA_BUS1_DISP
68R
1
NC
NC
2870
2871
10p
10p
10p
2860
10p
2861
(1G50)
1450
32
33
31
30
29
2862
10p
28
27
2863
10p
26
LVDSD+
25
LVDSD-
24
23
LVDSCLK+
22
LVDSCLK-
21
20
2864
10p
LVDSC+
19
LVDSC-
18
10p
2865
17
LVDSB+
16
LVDSB-
15
F874
14
LVDSA+
13
LVDSA-
12
11
2866
10p
10
(NC)
CTRL_DISP3
9
2867
10p
(NC)
CTRL_DISP2
8
(NC)
CTRL_DISP1
7
(NC)
VDISP_2
6
(NC)
VDISP2
5
4
3
2
2868
10p
1
2869
10p
FI-WE31P-HF-E1500
F873
PAN_VCC
5874
+12V_LCD
F872
2874
2875
10p
10p
FOR LCD ONLY
4
5
7.
31
6
7
8
PROVISION FOR
PIXEL+ MODULE
1409
F411
+5VSWI
9
8
F412
+3V3STBY
7
6
PIXEL+_SYNC
F413
5
PIXEL+_RESET
F414
4
SCL_IO
F415
3
2
SDA_IO
F416
1
F418
S9B-PH-SM3-TB-A
FOR LCD ONLY
4428
RES
BU_LHT_ADJ2
3427
I428
4427
I436
RES
RES
2494
+5VSWI
+5VSWI
RES
3418
390R
2
3416
3460
I444
BU_LHT_ADJ1
4445
1
RES
RES
1K0
7416
3444
SI2301DS-T1
3
10K
3417
1K0
LAMP_ON-OFF
POR
3886
+3V3STBY
10K
I871
FROM HERCULES
I870
3887
SC_STANDBY
7887
BC847BW
A2
10K
4887
+5V2_RELAIS_IO2
RES
4888
(PDP)
FAN_SPEED1
POWER_OK_UP
BUF_ENABLE
6
7
8
9
10
11
BU_LIGHT_ADJ2
(NC)
FROM AUDIO
AMPLIFIER
I437
BU_LIGHT_ADJ1
3876
68R
I445
4444
2876
2879
10n
10n
2493
1u0
3879
68R
2878
2881
10n
10n
BACKLIGHT_CTRL
LIGHT_ON
FAN_SPEED
3877
68R
STANDBY
PROTECT_AUDIO
3883
68R
POWER_OK
2877
2883
2887
2880
10p
10p
10p
10p
FOR PDP ONLY
I872
5882
1u0
I867
3885
68R
2882
2885
2889
2886
10p
10p
10u
10p
9
10
11
12
1403 D12
1409 A7
1450 D5
1860 D3
1861 D3
1862 E3
1863 F3
1864 F3
2493 C9
2494 C7
A
2860 D3
2861 D3
2862 D3
2863 D3
2864 E3
2865 E3
2866 E3
2867 F3
2868 F3
2869 F3
2870 C4
2871 C5
B
2872 B3
2874 G4
2875 G5
2876 C10
2877 E9
2878 D10
2879 C11
2880 E10
2881 D11
2882 F9
2883 E9
C
2884 E8
2885 F9
2886 F10
2887 E10
2889 F10
3416 C7
3417 C8
3418 C7
3427 C7
3444 C8
3460 C8
3870 C4
D
3871 B4
1403
3876 C10
I860
1
3877 D9
I861
2
3879 D10
I862
3
I863
3883 E9
4
I864
3885 F9
5
NC
3886 D8
6
I865
7
3887 E7
I866
8
4427 C7
I869
9
I868
4428 C7
10
4444 C9
4445 C8
E
4871 B3
4872 B3
4887 E7
4888 E7
5872 B3
5874 G5
5882 F9
7416 C7
7872 B2
7887 E8
F411 A7
F
F412 B7
F413 B7
F414 B7
F415 B7
F416 B7
F418 B7
F870 B5
F871 C5
F872 G4
F873 F5
F874 E5
I428 C7
G
I436 C8
I437 C9
I444 C8
I445 C9
I860 D12
I861 D12
I862 D12
I863 D12
I864 D12
I865 E12
I866 E12
I867 F9
H
I868 E12
I869 E12
I870 E8
I871 E8
I872 F9
E_14710_071.eps
120804
12

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