Ssb: 3D Comb Filter - Philips A02U AA Service Manual

Circuit Diagrams and PWB Layouts
Small Signal Board: 3D COMB Filter
1 2
3D COMB FILTER
3801
A
33R
3804 3807 3809
47R 120R 330R
7801
BC857BW
YOUT-COMB
7802
7800
F800
B2-27 BC847BW
BF570
3805 3810
3802
3800
120R 330R 5K6
47R
3806
B
120R
3803 2800 3808 2801 3815
120R 22p 120R 22p 1K8
3819
C
47R
3816 3821 3824
47R 180R 330R
7817
BC857BW
COUT-COMB
7818
7816
B2-28 F816
BC847BW
BF570
3820 3825
3818
3831
100R 330R 5K6
D 47R
3822
120R
3817 3823 2817 3830
2816
270R 22p 22p 5K6
120R
CVBS-SC2_MON-OUT
F831
B2-14
E
3832 3838
3833 3836 3839
3845
12K 10R
100R
10R 10R
10R
CVBS-COMB
7809
BC847BW
BC847BW
2831
100u
4811
7808
BC847BW
7810
BC847BW
3847
F 3846 3835
4810
12K 220R 220R
3848 3834 3837 3840
220R 220R 470R 470R
3139 123 5560.2
1 2
A02U AA
3 4
+8Vd
+3V3
5801
I807
100 MHz / 120R
3813 2802
2K7 2803 47u
100n
7803
BC857BW
3811 F815
560R
3814
10R
NC
5802
4FUS
3812
10R
3828 3864
220R
2K7
7807
BC857BW
3829
2863
10R F829
3826
1n0
560R
2829
22p
NC
5804
4FUS
3827
10R
+8Vd
5840
100 MHz / 120R
5832
100 MHz / 120R
I801
5841
100 MHz / 120R
2839
3843 2833 2834 22p
1K5 100n 47u
2836
10u
16V
7811 2835
1u
F834
5835
100 MHz / 120R
3841 F835
7812
NC
820R
+2V5D
BF550
5806
4FUS
3842 3844
3K3 10R
3 4
7. 60
5 6 7
7851
LF25C
5851
+3V3SW
+3V3SW
F850
10u
IN
GND
7850 2850
2851
SI2306DS 10u 47u 16V
+8V 6850
3850
10K
BZX384-C12
SUPPLY CIRCUIT
+3V3SW
5860
100 MHz / 120R
3862
3863 3861 2861
1K 27K 4K7 100n
7861
BC857BW SCL1
F899
SDA1
2877
22p
7862
BC847BW
2862
7860
1u
BC847BW RESET_3D
4801
3865 3866 3860
2K2 220K 470R
+2V5D
2881
3867
2864
470R 100n
22p
+2V5A
F867
NC
2840 100n 81
AVDD3
2841 100n 82
CBPC
83
ACO
84
AYO
2842 100n 85
CBPY
86
AGND3
87
AGND4
I802
88
AYI
I803
89
VCLY
7823
2843 100n 90
2837 VRBY
UPD64083GF
2844 100n 91
VRTY
2845 100n 92
100n
AVDD4
93
AVDD5
2846 100n 94
VRTC
2847 100n 95
VRBC
96
NC ACI
97
AGND5
98
TEST25
5849
NC
99
TEST26
100 MHz / 120R
100
DVDD3
2854
2853 2849
100n 100n 100n
5 6 7
8 9
+8V
5855
10u 2855
3855
+2V5A
F852
100n
1R
OUT
5852
+2V5P
+2V5D
F870
10u
2852
5870
100u 16V 2871
10u
10u 16V
+3V3SW
7875
LM809M3X-3.08
3875 3876
1K
150R
6875
6876
1PS76SB10
BAS17
3879
3878
2875
100K 100K
22p
F890
F814
3883
2878
1K I804
22p
3891
10R
2890 2891
100n
10u 16V
3890
1K5
3874
7890
+2V5P
2K2
BC847BW
2892
3893 5891
10n
15u
330R
2897
3892 3894 2893
150p 2K7 330R 150p
NC
2883
3896 3884
22p
220R
100R
1883
DSX151GA
50
20M
2884
FSCO
49
22p
AGND1
48
XO
47
XI
46
AVDD1
45
DVDD1
44
TEST24
43
TEST23 2885 2886
42
TEST22
100n 100n
41
TEST21
40
DGND2
39
TEST20
38
DVDIO
37
2887
TEST19
36
TEST18
100n
35
NC
TEST17
34
TEST16
33
TEST15
32
I805
DVDRAM2 5888
31
DVDRAM1
100 MHz / 120R
10u
2888
2889
100n 10u 16V
NC
8 9
1883 D9 3831 D1 7890 C9
2800 B1 3832 E1 F800 B1
2801 B2 3833 E1 F814 C8
+8Vd
2802 A4 3834 F1 F815 A4
F855
2803 A4 3835 F1 F816 D1
2856 2816 D1 3836 E1 F829 C4
2817 D2 3837 F2 F831 E1
47u
2829 D4 3838 E2 F834 F4
2831 F1 3839 E2 F835 F4
+2V5D
2833 E4 3840 F2 F850 A6
2834 E4 3841 F3 F852 A8
A
F872
2835 E4 3842 F3 F855 A9
2872
2836 E5 3843 E3 F867 D6
10u 16V
2837 E5 3844 F4 F870 A9
2839 E4 3845 E1 F872 A9
2840 E5 3846 F1 F890 C8
2841 E5 3847 F1 F899 C7
2842 E5 3848 F1 I801 E3
2843 E5 3850 A5 I802 E5
2844 E5 3855 A9 I803 E5
2845 E5 3860 C6 I804 C9
2846 F5 3861 B6 I805 F9
2847 F5 3862 B5 I807 A4
+2V5D
2849 F5 3863 B5
2850 A6 3864 C5
B
2851 A7 3865 C5
2852 A7 3866 C5
2853 F5 3867 D6
2854 F6 3874 C7
2855 A9 3875 B8
2856 A9 3876 B9
2861 B6 3878 B9
2862 C5 3879 B8
2863 C5 3881 D7
+3V3SW
2864 D6 3882 D7
5890
3883 C8
2871 A9
10u
2872 A9 3884 D9
2875 B8 3890 C9
C
2877 C7 3891 C9
2878 C7 3892 D9
2879 D8 3893 D9
2881 D7 3894 D9
2882 D8 3895 D9
2883 D9 3896 D8
2884 E9 4801 C7
2885 E9 4810 F2
2886 E9 4811 F2
2887 E9 5801 A4
2888 F8 5802 B3
2889 F9 5804 D3
2894 3895
2890 C9 5806 F2
150p 1K
2891 C9 5832 E4
D
2892 D8 5835 F4
2893 D9 5840 E5
2894 D9 5841 E5
2895 D8 5849 F5
2897 D8 5851 A7
3800 B1 5852 A8
3801 A1 5855 A9
3802 B1 5860 B6
3803 B1 5870 A9
3804 A1 5888 F9
+2V5P
3805 B2 5889 F9
3806 B1 5890 C9
3807 A1 5891 D9
E
3808 B2 6850 A5
+2V5D
3809 A2 6875 B9
3810 B2 6876 B9
3811 A3 7800 B1
3812 B3 7801 A1
+3V3SW
3813 A3 7802 B2
3814 A4 7803 A4
3815 B2 7807 C4
3816 C1 7808 F1
3817 D1 7809 E1
3818 D1 7810 F2
3819 C1 7811 E2
+2V5D
5889
3820 D2 7812 F3
F
3821 C1 7816 D1
3822 D1 7817 C1
3823 D2 7818 D2
3824 C2 7823 E7
3825 D2 7850 A5
3826 C3 7851 A7
3827 D3 7860 C6
3828 C3 7861 B6
E_13950_039.eps 3829 C4 7862 C6
120304 3830 D2 7875 B8