A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC8104
NJM2584AM(TE1)
RGB/YUV SW IC
1
10
11
12
13
14
15
16
23456
78
9
Q8102
KTC3875S_Y_RTK
SYSNC_SEPA
Q8103
KTC3875S_Y_RTK
SYSNC_SEPA
IC8103
MM1501XNRE
SCART2 OUT CVBS SW IC
123
4
5
6
L8104
47uH
NLCV32T
L8102
47uH
NLCV32T
L8105
22uH
NLCV32T
C8149
220
6.3V
V-S
C8126
47
16V
V-S
C8131
100
16V
V-S
Q8105
KTA1504S_Y_RTK
BUFFER
Q8106
KTA1504S_Y_RTK
BUFFER
Q8101
KTA1504S_Y_RTK
SYSNC_SEPA
C8121
2.2
B
C8109
1 B
C8112
1 B
C8110
1 B
C8150
0.1
B
C8151
100P
CH
C8122
2.2
B
C8123
2.2 B
C8124
2.2 B
C8125
2.2
B
C8120
2.2 B
C8128
1 B
C8147
820P
CH
C8137
330P
CH
C8146
1 B
C8144
0.1
B
C8129
0.1
B
C8113
1 B
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
R8102
150
R8114
1M
R8115
1M
R8101
150
R8103
150
R8148
100
R8146
1K
R8143
1K
R8121
1M
R8120
1M
R8118
1M
R8145
100
R8117
1M
R8123
2.7K
R8128
12K
R8119
820K
R8125
12K
R8116
1K
R8130
4.7K
R8131
1K
R8113
100K
R8129
3.3K
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
SW_G/SW_Y
SW_Y/G
SW_PB/B
SW_PR/R
SW_B/SW_CB
P.CON+5V
SW_R/SW_CR
YUV_Y
YUV_U
YUV_V
VGA-R
VGA-G
VGA-B
YUV_Y
YUV_U
C_SYNC
YUV_V
SD_SW1
YUV_SW
YUV_SW
P.CON+5V
SW_R/SW_CR
SW_G/SW_Y
SW_B/SW_CB
SW_CVBS
SW_VIDEO_Y
P.CON+5V
VGA-R
SW_Y/G
VGA-G
SW_PB/B
VGA-B
SW_PR/R
C_SYNC
P.CON+9V
P.CON+5V
GND
SW_VIDEO_Y
SW_CVBS
SD_SW1
P.CON+9V
AV SWITCH SCHEMATIC DIAGRAM
FROM REGULATOR
G-36
G-35
PCBDS0
CEF170
TO ADC
FROM/TO SCALER
FROM JACK
FROM/TO MICON
0
0.7
5.0
0
0.7
5.0
OUT1
IN3B
GND3
IN2A
CTL
V+
IN2B
GND1
IN1A
IN1B
GND2
OUT2
OUT3
NC
IN3A
5.1
VCC
H
8.9
BUFFER
L
4.4
0
5.1
0
3.1
0.3
5.5
1.5
5.1
0
1.0
0.7
0
2.5
2.5
5.0
0
0
0
0
NC
2.5
0.7
0.7
0.7
2.5
2.5
2.5
NC
NC
(SCALER PCB)