Ssb: Scaler Interface (B9) - Philips LC4.9E Service Manual

Circuit Diagrams and PWB Layouts
SSB: Scaler Interface
1 2
SCALER INTERFACE
B9
7801-8
GM1501-LF-BD
A
ACp|GPIO_G06_B6|DORED8
AE20
ACn|GPIO_G06_B7|DORED9
AF20
A3p|GPIO_G06_B4|DORED6
AE19
A3n|GPIO_G06_B5|DORED7
AF19
A2p|GPIO_G05_B1|DOGRN3
AE21
A2n|GPIO_G05_B2|DOGRN4
AF21
A1p|GPIO_G05_B4|DOGRN6
AE22
A1n|GPIO_G05_B5|DOGRN7
AF22
A0p|GPIO_G05_B6|DOGRN8
AE23
A0n|GPIO_G05_B7|DOGRN9
AF23
B
SHIELD5|DEBLU5
AD14
SHIELD4|DEBLU2
AE13
SHIELD3|DEGRN5
AE11
SHIELD2|DEGRN4
AD11
SHIELD1|DEGRN3
AC11
SHIELD0|DEGRN2
AF10
BCp|DEGRN8
AE12
BCn|DEGRN9
AF13
B3p|DEGRN6
AF11
B3n|DEGRN7
AF12
C
B2p|DEBLU3
AF14
B2n|DEBLU4
AE14
B1p|DEBLU6
AF15
B1n|DEBLU7
AE15
B0p|DEBLU8
AF16
B0n|DEBLU9
AE16
LVDS
D
FOR PDP ONLY
+3V3SW
3A07 3A08
10K 10K
TO EPLD
E
SDA_DMA_BUS1_DISP
SCL_DMA_BUS1_DISP
2A01 2A02
100p 100p
F
3139 123 6141.1
1 2
LC4.9E AB
3 4
TO SCALER
NC
TO EPLD
TXBC+
TXBC-
TXB3+
TXB3-
TXB2+
TXB2-
TXB1+
TXB1-
TXB0+
TXB0-
+3V3SW
2A00
5A00
100n
7A00
PCA9515ADP
VCC
IA08
3A00
6 SDA1 SDA0 3 SDA_IO
68R
IA09
3A01
7 SCL1 SCL0 2 SCL_IO
68R
4A04
1 EN 5 BUF_ENABLE
NC
GND
NC (PDP)
4A00 RES
4A01 RES
3 4
7. 94
5 6
RESERVED
IA07
4A02
RES
RES
+5VSWI
3A03 RES
3A02 2
BU_LHT_ADJ1 3A05
1 RES
1K0
IA06
3
7A01
SI2301DS-T1
3A04
1K0
4A03
FOR UFD ONLY
7A02
FROM HERCULES
BC847BW
3A10 IA03
SC_STANDBY
10K
2A12
10n
4A05
5 6
7 8
IA05
BACKLIGHT_DIM
BACKLIGHT CONTROL
5V DC 5V PWM 3V3 DC 3V3 PWM
3A03 390R 390R - -
3A05 - - - -
3A04 1K 1K - -
7A01 Y Y - -
4A03 - - Y Y
3A06 10K 0R 10K 0R
2A03 1u - 1u -
3A06 IA00
BACKLIGHT_CTRL
10K
2A03
1u0
+3V3STBY
2A13 3A13
100n
10K
+3V3STBY +5V
3A14
3A11
4K7
4K7
7A03
BC847BW
STANDBY
4A06
7 8
9
2A00 D3
2A01 E2
B9
2A02 E2
2A03 C7
2A12 F6
2A13 D8
3A00 E2
3A01 E2
3A02 C5
A
3A03 B6
3A04 C6
3A05 C6
3A06 C7
3A07 E2
3A08 E2
3A10 F6
FROM EPLD
3A11 E7
3A13 D8
3A14 E9
4A00 F3
4A01 F3
B
4A02 B6
4A03 D6
4A04 E4
4A05 F6
4A06 F8
TO TOP CONNECTORS
5A00 E3
6A01 F8
7801-8 A2
7A00 E3
7A01 C6
7A02 E6
C 7A03 E8
IA00 C7
IA03 F6
IA05 B8
IA06 C6
IA07 B6
IA08 E2
IA09 E2
D
E
F
G_15351_009.eps
080906
9