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
D851
SVC251SPA-AC
IC850
CF70095A
DECORDER
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
24
25
26
27
28
3
4
5
6
7
8
9
IC851
CF72306
DATA SLICER
1
10
11
12
13
14
15
16
17
18
19
2
20
3
4
5
6
7
8
9
CP851B
IMSA-9130S-06L
1
2
3
4
5
6
X850
13875KHz
CP852B_1
IMSA-9130S-05L
1
2
3
4
5
C869
22
16V
NP
Q851
2SC1815Y
BUFFER
R878
10K
R877
6.8K
R879
1K
R872
100K
R873
33K
R875
56K
R874
150K
R868
18K
R866
10K
R863
33K
R865
100
R864
100
R856
1K
R876
4.7K
R854
330
R852
1K
R861
820
R860
5.6K
R853
2.2K
R855
2.2K
R857
2.2K
R862
10
R859
5.6K
R858
5.6K
C879
220P B
C878
47P CH
C887
56P CH
C883
0.01
B
C864
0.01
B
C885
0.01
B
C882
0.1
TF
C884
27P CH
C880
10P
CH
C881
220P
B
C876
0.1
B
C857
0.1 TF
C861
270P B
C859
82P
CH
C855
0.0022
B
C867
0.01
B
C854
220P
CH
C852
1T
F
C851
0.001
B
C856
27P
CH
C865
47
16V
YK
C868
47
16V
YK
L852
10uH
L850
1.5uH
L851
10uH
W860
W855
W851
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:
B850
LFP3A-M3R2TA
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
T’TEXT SCHEMATIC DIAGRAM
FROM/TO IF/CHROMA/SOUND AMP
FBT_5V AT+5.6V
T_TEXT_RESET
TO IF/CHROMA/SOUND AMP
31
PCB 150
TE 9969
G-16
G-15
AGND
CSIG
SSIG
TSIG
WIND
DGND
SYNC
SCAN-0
BIAS
AGND
CREF.
AVCC
OSC2
OSC1
TSTAPLB
TCLK.
TDATA
DGND
OSC OUT
DVCC
0
NC
NC
NC
NC
2.2
1.7
1.8
4.9
4.5
NC
1.6
4.9
2.5
2.2
1.0
4.0
3.5
3.5
4.9
4.9
4.9
4.5
4.9
4.9
4.2
4.9
2.2
2.2
1.1
1.1
DVCC
AVCC
TEST2
NC
CSB
TCLK.
TDATA
TEST4
WIND
TEST3
SCL
SDA
BLANK
BLUE
TEST1
DGND
CLK.IN
RSTB
VIDEO
SYNC
TEST5
GREEN
RED
AGND
RGB SET
REF.
FLAG1
FLAG2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4.9
0.3
TEXT-G
TEXT-R
TEXT-B
TEXT-Y
SYNC
GND
AV_VIDEO_2
SDA
SCL