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
IC601
TC74HC4053AF
ANALOG SWITCH IC
1
10
11
12
13
14
15
16
2
3
4
5
6
7
8
9
IC603
NJM2233BM-T1
DECORDER
1
2
3
4
5
6
7
8
D620
1SS133
Q601
2SC2412K
V.REF
Q602
2SC2412K
TEXT SW
Q603
2SC2412K
TEXT SW
Q610
2SC2412K
YS MUTE
R618
10K
R608
12K
R605
12K
R604
12K
R603
12K
R607
12K
R606
12K
R610
1K
R611
1K
R609
1K
R640
10K
R635
10K
R639
10K
R601
2.7K
D606
1SS133
D607
1SS133
D602
1SS133
D603
1SS133
D604
1SS133
D605
1SS133
D601
1SS133
C601
220
10V
YK
C602
3.3
50V
YK
C603
3.3
50V
YK
C604
3.3
50V
YK
C606
100
10V
YK
C607
100
10V
YK
C608
100
10V
YK
C640
10
50V
YK
C638
1
50V
YK
C637_1
10
50V
KS
C648_1
1
50V
KS
W879
W889
THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
NOTE:
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
AV1
YS_MUTE
TEXT-R
TEXT-G
TEXT-B
TEXT-Y
GND
FBT_5V
DET_OUT
AV_VIDEO_1
AV_VIDEO_2
AV_VIDEO
21-R
A-R
21-G
A-G
21-B
A-B
A-Y
21-Y
GND
GND
FROM CHROMA/SOUND AMP
FROM/TO MICON/TUNER
FROM/TO CHROMA/SOUND AMP
Y1
Y0
Z1
Z
Z0
IN H
VEE
VSS
C
B
A
X0
X1
X
Y
VDD
NC
PCB010
FROM/TO JACK
NC
NC
TM9440
4.9
2.5
1.9
1.4
1.4
1.4
1.4
1.4
0.0
0.0
0.0
4.9
1.4
1.4
1.4
1.4
0.0
0.0
0.0
0.0
0.6
0.0
0.6
0.0
0.0
0.0
0.0
0.0
0.0
4.9
4.7
0.0
2.8
0.0
2.8
0.0
VIDEO/R.G.B SWITCH SCHEMATIC DIAGRAM
G-14
G-13