Circuit Diagrams and PWB Layouts
29
7.
Small Signal Board: Scaler Interface
SA1
(LCD)
OR
T
O
CN9005 OF SUB SUPPL
Y
(PDP)
RES
A7
10
11
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
A
B
C
D
E
F
G
1403 D11
1
2
3
4
5
6
7
8
9
RES
RES
A7
A7
FOR PDP ONLY
1409 A6
1450 D4
1860 D2
1861 D2
1862 E2
1863 F2
1864 F2
2493 D8
2494 C6
2860 D3
2861 D3
2862 D3
2863 D3
2864 E3
2865 E3
2866 F3
2867 F3
2868 F3
2869 F3
2870 C3
2871 C4
2872 B2
2874 G4
2875 G4
2876 C9
(NC)
A7
(NC)
2877 E8
2878 D9
2879 C10
2880 E9
2881 D10
2882 F8
2883 E9
2884 E7
2885 F9
2886 F9
2887 E9
2889 F9
3416 C6
3417 D7
3418 C6
3427 C6
3444 C7
3460 C7
3870 C3
3871 C3
3876 C9
5872
AMPLIFIER
3877 E9
3879 D9
3883 E9
3885 F9
3886 E7
3887 E7
4427 C7
4428 C6
4444 C8
4445 C7
A7
A2
NC
4871 B2
4872 B2
4887 E7
4888 F6
5872 B2
5874 G4
5882 F9
7416 C6
7872 B2
7887 E7
F411 B6
F412 B6
F413 B6
F414 B6
F415 B6
F416 B6
F418 B6
F870 C4
F871 C4
F872 G3
F873 F4
F874 E4
I428 C6
I436 C7
I437 C8
I444 C7
I445 C8
I860 D11
(NC)
(NC)
(NC)
(NC)
I861 D11
I862 D11
I863 D11
I864 E11
I865 E11
I866 E11
I867 F8
I868 E11
I869 E11
I870 E7
I871 E8
I872 F8
L
V
DS CONNECT
OR
TO SCALER
A7
RES
FROM AUDIO
A7
PIXEL+ MODULE
RES
FROM HERCULES
NC
FOR LCD ONLY
FOR LCD ONLY
(1G50)
RES
RES
FOR PDP ONLY
(RES)
A7
T
O
1M03 OF SUPPL
Y
SCALER INTERFACE
(PDP)
A7
PRO
V
ISION FOR
A7
A7
A7
2
SCL1
7
SDA0
3
SDA1
6
V
CC
8
7872
PCA9515DP
EN
5
GND
4
NC
1
SCL0
10p
2871
2884
3876
68R
+5
V
S
W
I
10n
2889
10p
10u
2886
10p
2870
2860
1
2
4
3
10p
DL
W
21S
1861
4
3
2864
10p
1860
DL
W
21S
1
2
10p
2865
I437
I436
1u0
I445
I428
2493
2885
10p
2876
10n
10p
2875
2494
F871
10p
2862
10p
2861
F413
I872
I869
I867
I871
2880
I870
10p
2877
10p
3877
68R
3879
68R
3886
10K
4872
+5
V
2_RELAIS_IO2
F872
+3
V
3STBY
+5
V
S
W
I
2887
10p
3
1
2
4428
7416
SI2301DS-T1
3460
3444
4445
10K
F874
1K0
F873
3417
I444
4887
100n
2872
F411
F412
F415
2868
10p
2869
10p
5874
PAN_
V
CC
F418
F416
I860
390R
3418
2
3
4
5
6
7
8
9
1403
1
10
2878
2879
10n
10n
3871
68R
2883
10p
3885
2882
10p
4
3
68R
DL
W
21S
1863
1
2
+3
V
3STBY
2874
10p
10K
3887
+3
V
3STBY
3416
BC847B
W
7887
1K0
F870
F414
1
2
3
4
5
6
7
8
9
4
3
1409
S9B-PH-SM3-TB-A
1864
DL
W
21S
1
2
10p
2863
4427
4888
2866
10p
2881
10n
3883
68R
5882
1u0
I861
4444
+5
V
S
W
I
3427
3870
8
9
32
33
68R
27
28
29
3
30
31
4
5
6
7
17
18
19
2
20
21
22
23
24
25
26
1
10
11
12
13
14
15
16
1450
FI-
W
E31P-HF-E1500
I868
I864
I866
I865
I862
I863
10p
2867
3
4871
1862
DL
W
21S
1
2
4
PO
W
ER_OK
BACKLIGHT_CTRL
LAMP_ON-OFF
FAN_SPEED1
LIGHT_ON
PIXEL+_SYNC
PIXEL+_RESET
SCL_IO
SDA_IO
BUF_ENABLE
BUF_ENABLE
SC_STANDBY
STANDBY
BU_LIGHT_ADJ1
BU_LHT_ADJ1
BU_LHT_ADJ2
BU_LIGHT_ADJ2
PROTECT_AUDIO
PO
W
ER_OK_UP
POR
FAN_SPEED
TXB1+
TXB1-
TXB0+
TXB0-
SCL_IO
TXB3+
TXB3-
TXBC+
TXBC-
TXB2+
TXB2-
L
V
DSD+
L
V
DSD-
L
V
DSC+
L
V
DSC-
L
V
DSB+
L
V
DSB-
L
V
DSA+
L
V
DSA-
L
V
DSCLK+
L
V
DSCLK-
+12
V
_LCD
SCL_DMA_BUS1_DISP
SDA_DMA_BUS1_DISP
V
DISP2
V
DISP_2
CTRL_DISP1
CTRL_DISP2
CTRL_DISP3
SDA_IO
E_14710_023.eps
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