Main Board - Circuit Diagram - Philips LX7100SA/22 Service Manual

MAIN BOARD - CIRCUIT DIAGRAM

1901 A1 1908 B10 2901 D9 2905 D6 2909 E6
1905 A2 1909 A7 2902 D5 2906 D4 2910 E8
1906 D4 1910 B2 2903 D8 2907 D6 2911 E10
1907 A7 1911 A4 2904 D9 2908 E4 2912 E10
1 2
9901
1901
T2A 1905
4 5901 3
L 2
A
T2.5A UL
1
N T2.0A IEC
1 2
9902
For Non-ECO sets
OZ-SS-112L
B
8
5
1
/37 ONLY
C 1N4148
6918
+C
3917
100R
3918
1N4148 3920
100R
D
1K5
6920
1N4148
6909
7906
LPC
BC337-25
6910
1N4148
E
* Provision
Note : Some values may varies, see respective parts list for correct value.
1 2
8-4
2913 E4 2999 D4 3904 D8 3908 E5 3913 E2
2914 E8 3901 C2 3905 D10 3909 E6 3914 E3
2915 E9 3902 D6 3906 D5 3910 E6 3915 D4
2920 D4 3903 D7 3907 D9 3911 E8 3916 D7
3 4
SDKGA
1911
127V
240V
9905
1910
For /22 and /37 only
7
6
4
9
12
1N4148
LPS
6907
9906 *
5903
1906
1m
T200mA
3915
5902
* *
1m
4M7
2908
For /22
220n
2913
470n
For /21 and /37
3 4
3917 D2 5902 E4 5906 A6 6903 D10 6907 D3
3918 D2 5903 D4 5907 A6 6904 D10 6908 D8
3920 D2 5904 E5 6901 D5 6905 D6 6909 D1
5901 A1 5905 D9 6902 D5 6906 D5 6910 D1
5 6
1907
B2P3-VH
5906
1
5907
2
1909
VH
1
2
3
4
/21 ONLY
1N4003 1N4003
6901 6902
1N4003
6906 3906 2905
100K 10n
BC557B
6912 2909
7901
10n
1N4003
6916
7904
BZX79-C39
BC337-40
1N4003
6917
5 6
8-4
6911 D9 6916 E5 6921 D3 7905 E7 9904 B4
6912 E5 6917 E6 7901 D6 7906 D2 9905 B2
6914 E9 6918 C2 7902 E7 9901 A1 9906 D4
6915 E10 6920 D1 7904 E5 9902 A1
7 8 9
/21 ONLY /37, /22 ONLY
WHITE
RED
BLUE
BLACK
BROWN
YELLOW
WHITE
BLACK
+5V6_ECO
+C
PW_DN
2901
5905 100n
STBY
3904
2903
4
5 2904
330R 47n
2
100n
6908
1
1N4148
6
7902
3
BC547B
2914
2915
4n7
BC557B
2n2
7905
VOLTAGE REGULATION
3139 118 55560...8239_210_91984_01...for 3471 pt4 dd wk0333
7 8 9
10
A
1908
B
FE-ST-VK-N
LPC
1
2
3
4
5
C
LPS
PW_DN
1N4148 1N4148
D
6903 6904
+5V6_ECO
1N4148
6911
E
10