Ssb: Scaler (B1) - Philips LC4.3E Service Manual

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Circuit Diagrams and PWB Layouts
SSB: Scaler
1 2
SCALER
B8
A
SUPPLY FOR SCALER
+3V3SW
5900
+3V3_PLL
5901
+3V3_ADC
5902
+3V3_DVI
B
5903
+3V3_IO
5904
F900
+3V3_LBADC
5905
+3V3_LVDSA
5906
+3V3_LVDSB
5907
C
+3V3_LVDS
+3V3SW
7900
LF25CDT
I900
1 3
IN OUT
COM
2900 2901 2902
100n 1n0 470u
D
+3V3SW
7901
LD1086D2T18
+1V8
I902
I901
3 2
IN OUT
COM
2903 2904
47u 16V
100n
E
F
G
3139 123 6093.1
1 2
LC4.3E AB
3 4
+3V3_IO
F901
2905 2906 2907 2908 2909 2910 2911
100u 100n 100n 100n 100n 100n 100n
16V
+3V3_IO
IO_3.3
D_GND
I905
F903
2930 2931
100n 100n
5908
+2V5_DDR
TO DIGITAL-IO (SCART ONLY)
SCL_DVI
16V
SDA_DVI
RXC+IN
RXC-IN
RX0+IN
RX0-IN
RX1+IN
RX1-IN
5909
RX2+IN
+1V8_ADC
RX2-IN
5910
+1V8_DVI
5911
+1V8_CORE
I904
3900 3K3
AC16
OEXTR
FAN_SPEED C26
PWM0|GPIO_10
HD_FILTER C25
PWM1|GPIO_11
3 4
7. 34
5 6 7
+1V8_CORE
F902
2912 2913 2914 2915 2916 2917 2918 2919 2920 2921 2922
100n 100n 100n 100n 100n 100u 100n 100n 100n 100n 100n
16V
+1V8_CORE
7801-13
GM1501-LF-BD
SUPPLY
CORE_1.8
D_GND D_GND
+1V8_DVI +3V3_DVI
F904
2932 2933 2934 2935 2936 2937
100n 100n 100n 100n 100n
47u 16V
7801-2
GM1501-LF-BD
DVI
DVI_1.8 DVI_3.3
N4
DVI_SCL|GPI_07
N3
DVI_SDA|GPI_08
A6
RXCp
B6
RXCn
A8
RX0p
B8
RX0n
A9
RX1p
B9
RX1n
A10
RX2p
B10
RX2n
B11
REXT
DVI_GND
I906
+3V3STBY
TO MUX-SYNC INTERFACE
ADC
&
TO COLUMBUS HERCULES
AVSYNC
FROM DC-DC CONVERTER
7801-7 AHSYNC
GM1501-LF-BD
SCL
CTRL
SDA
A26 PANEL-PWR-CTL
PPWR|GPIO_08
SOG
B26 LAMP_ON_OFF
PBIAS|GPIO_09
R_PR+
AC7 R_PR-
DCLK|GPIO_17 NC
I903
D26 BU_LHT_ADJ2 G_Y+
PWM2|GPIO_12
(RES) G_Y-
B_PB+
B_PB-
TO TOP CONN.
5 6 7
8 9 10
7801-14
GM1501-LF-BD
NC
A1
NC
2923 2924 2925 2926 2927 2928 2929 C5
NC
NC NC
100n 100n 100n 100n 100n 100n 100n
D5
NC
+3V3_LBADC
2940 2941
47u 16V 100n
7801-3
GM1501-LF-BD
ADC
KEYBOARD
4900 RES C12
LBADC_IN1
(RES) B12
LBADC_IN2
(RES) A12
LBADC_IN3
D12
LBADC_RETURN
2942
100n LBADC_GND
2938 2939
100n 100n
7801-10
GM1501-LF-BD
DISPLAY PWR
+3V3_LVDS
F905
AD19 AE17
LVDSA_GND_1 VDDD33_LVDS
+3V3_LVDSA
F906
AC19 AC22
LVDSA_GND_2 LVDSA_3.3_3
2945
AC20 AC21
LVDSA_GND_3 LVDSA_3.3_2
22u 16V
AC13 AD20
LVDSB_GND_1 LVDSA_3.3_1
+3V3_LVDSB
F907
AC14 AC12
LVDSB_GND_2 LVDSB_3.3_3
AC15 AD13 2950
LVDSB_GND_3 LVDSB_3.3_2
22u 16V
AD17 AD12
VSSD33_LVDS LVDSB_3.3_1
+1V8_ADC +3V3_ADC
F908
F909
3901 3902 2953 2954 2956 2957
2955
100n 100n 100n 100n
RES 22u 16V
RES
7801-1
GM1501-LF-BD
ADC_1.8 ANA-IN ADC_3.3
L3
AVSYNC
L4
AHSYNC
3903 100R N2
VGA_SCL|GPI_05
N1
3904 100R
VGA_SDA|GPI_06
C3
SOG
D2
REDp
D1
REDn
C2
GREENp
C1
GREENn
B2
BLUEp
B1
BLUEn
ADC_AGND ADC_DGND
F910
8 9 10
It`s Free
11
2900 D1 F906 D10
2901 D2 F907 D10
2902 D2 F908 E9
B8
2903 E1 F909 E10
2904 E2 F910 G9
2905 A4 I900 C2
2906 A4 I901 E1
2907 A4 I902 E2
2908 A4 I903 G6
2909 A4 I904 F4
2910 A5 I905 C4
AC17 A
NC
2911 A5 I906 E6
K3
2912 A5
NC
2913 A5
F1
NC 2914 A6
2915 A6
2916 A6
2917 A7
2918 A7
2919 A7
2920 A7
2921 A7
B 2922 A8
2923 A8
2924 A8
2925 A8
2926 A9
2927 A9
2928 A9
2929 A9
2930 C5
2931 C5
2932 C5
2933 C5
C
2934 C7
2935 C7
2936 C7
2937 C8
2938 C8
2939 C8
2940 B9
2941 B10
2942 C9
2945 D10
2946 D11
2947 D11
2949 D
100n
2946 2947 2948 2948 D11
100n 100n 100n
2949 D11
2950 D10
2951 D11
2952 D11
2952 2953 E8
2951
100n 100n
2954 E8
2955 E10
2956 E10
2957 E10
2958 E11
E 2959 E11
3900 F4
3901 E8
3902 E8
3903 F8
3904 F8
2958 2959
4900 B9
100n 100n
5900 A1
5901 B1
5902 B1
5903 B1
5904 B1
F
5905 C1
5906 C1
5907 C1
5908 C2
5909 D2
5910 E2
5911 E2
7801-1 F9
7801-10 C9
7801-13 B6
7801-14 A10
7801-2 C6
G
7801-3 B10
7801-7 F5
7900 C1
7901 D1
F900 B2
F901 A4
F902 A7
F903 C5
F_15270_018.eps
F904 C7
170505
F905 D10
11