Toshiba 20AF42 Service Manual page 28

A B
8
TP804
7
R813
220 1/4W
1.8K 1/4W
FROM DEFLECTION
R810
CP801_1
A2001WV2-10P
6 10 GND
D804 D805 D806
9 P.CON+9V
1SS133 1SS133 1SS133
TP805
8 G.OUT
7 R.OUT
6
B.OUT
5 HEATER
4 GND
NC
3 NC
R814
NC
2 NC
220 1/4W
1
180V
5
R802
100 1/4W
R812
1.8K
4
R815
220 1/4W
R811
C823
1.8K 1/4W
100P B
3
2
1
NOTE: 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.
A B
C
CRT/VM COIL SCHEMATIC DIAGRAM
37
R828
2.7K 1/4W
RED AMP
Q801
123.5
2SC2621
7.8
7.3
D801
1SS133
RED AMP
7.3
Q810
R801
3.0
KTC3199_Y
1001/4W
2.4
38
R829
2.7K 1/4W
GREEN AMP
Q802 123.9
2SC2621
582.0
7.8 117.0
121.0
J801
7.3
7
CVT3275-5101
6 8
0
0
9
5
D802
0 6.2
4 10
1SS133
119.0
GREEN AMP 11
7.3
Q811
1
F
KTC3199_Y
0
3.0
2.4
W804
1/4W
C809
250V 2.2 YK
TP806
39
R830
2.7K 1/4W
BLUE AMP
Q803
119.7
2SC2621
C808
7.8
7.3
2KV 0.001 B
D803
BLUE AMP
1SS133
7.3
Q812
R803
3.1 KTC3199_Y
W805
2.5
100 1/4W
C821
0.001 B
CAUTION:
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(CRT/VM COIL PCB)
VM+12V IC
IC851
KIA78L12BP-AT
FROM DEFLECTION
CP851_1
A2001WV2-5P
1 +B
IN GND OUT
2 NC NC
3 2
3 GND 15.0 0
4 UNREG+14V
5 VM COIL
C867
0.1 B
11.8
BUFFER
Q851
KTC3198
2.2
0.5
AMP
10.3
Q852
C851
2.0
KTC3198
0.0082 M
0.1
R854
33K 1/4W R861
33K 1/4W
R858
100 1/4W
SINCE THESE PARTS MARKED BY ARE ATTENTION: LES PIECES REPAREES PAR UN
CRITICAL FOR SAFETY,USE ONES DANGEREUSES AN POINT DE VUE SECURITE
DESCRIBED IN PARTS LIST ONLY N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F G
1
12.0
R855
330 1/2W
11.8
6.0
SWITCHING
2.5
Q855
11.8 SWTCHING
KTC3198
Q856
KTC3198
SWITCHING
2.5
Q858
1.8
2SA1837
R868 C860
110.0
BUFFER
82 500V 0.0047 B
11.8 Q854 108.0
1/4W
KTC3198
5.7
1.9
R876
R863 C857
12K 1/4W
3.9K 0.001 B
1/4W
SWTCHING
D852
C861 Q859
R869 500V 0.0047 B 2SC4793
1SS133
SWTCHING 82
2.0
Q857 1/4W
AMP
5.7 KTA1266
Q853
1.8
2SC752(G)(TM)_Y
0
0
2.0 0
PCB060
TEAA93
TO VM COIL
S851
R.SIGNAL
ETANT
S852
G.SIGNAL
B.SIGNAL
F G
H
8
PCB110
TCA391
7
6
5
54.5
4
FROM/TO VM
CP852
A2001WV2-3P
54.5
VM1 1
NC 2
NC
1.0
VM2 3
3
2
FROM/TO SVM
CD852_1
CP852B
B2013H02-3P CU232001
1 1 1
NC 2 2 2
3 3 3
1
H