Kortek KT-1782DF, Service Manual

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9. SCHEMATIC
9-2 VIDEO
R _ O S D
1
G _ O S D
2
B _ O S D
3
O S D _ B K
4
R _ V O
5
V C C 1
6
G N D
7
G _ V O
8
V C C 2
9
B _ V O
1 0
G N D 2
1 1
A B L
1 2
S C L
1 3
S D A
1 4
B _ C U T
1 5
G _ C U T
1 6
R _ C U T
1 7
C L A M P
1 8
B L A N K
1 9
B _ C L P
2 0
B _ O U T
2 1
G N D 3
2 2
V C C 3
2 3
G _ O U T
2 4
G _ C L P
2 5
R _ O U T
2 6
R _ C L P
2 7
B U - I N
2 8
K A 2 5 0 6
I C 8 0 2
B D 8 0 4
+ 1 2 V
3 9 0 R 8 2 0
3 9 0 R 8 2 3
3 9 0 R 8 2 4
3 9 0 R 8 2 8
0 . 1 U / 5 0 V
C 8 1 7
0 . 1 U / 5 0 V
C 8 2 2
0 . 1 U / 5 0 V
C 8 2 5
0 . 1 U / 5 0 V
C 8 3 2
4 7 , 1 / 4 W
R 8 3 0
4 7 , 1 / 4 W
R 8 4 1
R844 R845 R846
+ 8 0 V
4 7 , 1 / 4 W
R 8 2 6
4 7 , 1 / 4 W
R 8 3 1
4 7 , 1 / 4 W
R 8 3 4
D805 D806 D807
D814 D815 D816
SP801 SP802 SP803
1 0 , 1 / 2 W
R 8 3 2
1 0 , 1 / 2 W
R 8 2 7
1 0 , 1 / 2 W
R 8 3 5
R _ I N
8
G _ I N
9
B _ I N
1 1
B _ O U T
1
G _ O U T
3
R _ O U T
5
GND
2
GND
4
GND
7
P-U
6
B_I
10
L M 2 4 0 5
I C 8 0 3
R
5
G
3
B
8
HT
7
G1
2
G2
4
FOCUS-V
7
FOCUS-H
8
GND
1
75 R 8 2 9
75 R 8 3 7
D808 D809 D810
+ 1 2 V
0 . 1 U / 5 0 V
C 8 2 7
0 . 1 U / 5 0 V
C 8 3 1
0 . 1 U / 5 0 V
C 8 3 3
L 8 0 1
L 8 0 4
75 R 8 4 3
R850 R851 R852 D817 D818 D819
L 8 0 6
2 2 0 K , 1 / 4 W
R 8 1 9
2 2 0 K , 1 / 4 W
R 8 2 2
2 2 0 K , 1 / 4 W
R 8 2 1
B A V 2 1
D 8 0 4
B A V 2 1
D 8 0 2
B A V 2 1
D 8 0 3
V S S A
1
N C
2
V C O
3
V D D A
4
H S
5
N C
6
S D A
7
S C L
8
V D D
9
V S
1 0
T E S T
1 1
B L A N K
1 2
B
1 3
G
1 4
R
1 5
V S S
1 6
W T 6 8 0 2
I C 8 0 1
+ 5 V
1K
R 8 0 8
0 . 2 2 U , M
C 8 0 8
1 2 K
R 8 5 4
1 0 0
R 8 5 5
1 0 0
R 8 6 0
6 8 0
R 8 1 2
1 N 4 1 4 8
D 8 0 1
1 0 K
R 8 0 5
1
2
3
2 N 3 9 0 4
Q 8 0 2
1K
R 8 0 7
1K
R 8 0 1
+ 5 V
1
1
2
2
3
3
5
5
4
4
6
6
C N 8 0 2
+ 8 0 V
1
1
2 2
3
3
4
4
5 5
6
6
7
7
8 8
9
9
1 0
1 0
1 1 1 1
1 2
1 2
1 3
1 3
C N 8 0 1
+6.3V + 5 V + 1 2 V
B D 8 0 1
3 . 3 U / 5 0 V
C 8 3 4
2 2 0 U / 1 6 V
C 8 1 5
1
2
3
2 N 3 9 0 4
Q 8 0 1
6 8 0
R 8 0 2
+ 5 V
4 7 U / 1 0 0 V
C 8 2 0
0 . 0 1 U / 5 0 0 V
C 8 2 1
1 0 0 U / 1 6 V
C 8 0 5
0 . 1 U / 5 0 V
C 8 0 6
2 2 0 U / 1 6 V
C 8 1 8
4 7 , 1 / 4 W
R 8 2 5
0 . 0 0 4 7 , M
C 8 0 7
+ 1 2 V
B D 8 0 7
1 0 0
R 8 0 6
3 . 9 K
R 8 0 3 L 8 0 7
0 . 4 7 U H
L 8 0 2
0 . 4 7 U H
L 8 0 3
0 . 4 7 U H
L 8 0 5
1
2
3
K S P 9 2
Q 8 0 3
2 . 2 K
R 8 1 3
+ 8 0 V
1 0 0
R 8 1 7
+ 1 2 V
B D 8 0 3
2 2 0 U / 1 6 V
C 8 0 9
8 2 K , 1 / 4 W
R 8 0 9
+ 8 0 V
1 0 0
R 8 1 6
1
2
3
K S P 9 2
Q 8 0 4
2 . 2 K
R 8 1 4
+ 8 0 V
1 0 0
R 8 1 8
1
2
3
K S P 9 2
Q 8 0 5
2 . 2 K
R 8 1 5
1
2
3
K S P 4 4
Q 8 0 8
1
2
3
K S P 4 4
Q 8 0 7
1
2
3
K S P 4 4
Q 8 0 6
0.1U/M
C 8 0 2
0.1U/M
C 8 0 3
0.1U/M
C 8 0 4
0.1U/M
C 8 1 0
0.1U/M
C 8 1 1
0.1U/M
C 8 1 2
2 2 0 U / 1 6 V
C 8 1 3
1 0 0
R 8 3 3
1 0 0
R 8 3 6
1 U , 1 0 0 V , B P
C 8 2 4
1 U , 1 0 0 V , B P
C 8 3 0
1 U , 1 0 0 V , B P
C 8 1 4
8 2 K , 1 / 4 W
R 8 1 0
8 2 K , 1 / 4 W
R 8 1 1
1 0 0 P , 5 0 V
C 8 4 0
1 0 0 P , 5 0 V
C 8 3 9
0 . 1 U / 5 0 V
C 8 3 8
2 2 0 , 1 / 2 W
R 8 4 8
B D 8 0 5
4 0 0 V
S P 8 0 4
1 . 5 K V
S P 8 0 5
1 2
G 2
C N 8 0 4
U F 4 0 0 4
D 8 2 3
0 . 0 1 U , 5 0 0 V
C 8 3 6
1 0 0 0 P , 2 K
C 8 3 7
+6.3V
B D 8 0 6
R - C U T
G - C U T
B - C U T
S C L
S D A
V _ F L Y
V _ F L Y
H _ F L Y
G 1
S D A
S C L
A C L
C L A M P
H _ F L Y
G - C U T R - C U T B - C U T
A C L
G 1
G 2
B A V 2 1 * 3 2 0 0 V * 3
3 9 0 * 3
1 N 4 1 4 8 * 3
7 5 * 3 1 N 4 1 4 8 * 3
5 6 0 P * 3
B A V 2 1 * 3
B A V 2 1 * 3
1 4 0 * 3 0 * 3 5