JVC TV-20F242 Service Manual page 70

[CRT PCB CIRCUIT DIAGRAM]
A B C
8
7
6
5
FROM CHROMA/IF
CP805 (CD850)
8283_0512_00_000
5 GND
4 CUT OFF
4
3 G.OUT
2 R.OUT
1 B.OUT
3
2
PCB110
TCX328
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 PCB)
5
TP804
RED AMP
Q801
123.5
2SC2621
7.8
7.3
R813 D801
220 1/4W 1SS133
R810
1.8K 1/4W
W849
6
TP805
GREEN AMP
Q802
123.9
2SC2621
7.8
7.3
R814 D802
220 1/4W 1SS133
R812
1.8K 1/4W
W850
7
TP806
BLUE AMP
Q803
117.7
2SC2621
7.8
7.3
R815 D803
220 1/4W 1SS133
R811
1.8K 1/4W
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
No.51768
TV-20F242 TV-20F242
D E
CRT SCHEMATIC DIAGRAM
7.3
RED AMP
W853
Q810
3.0 2SC1740SP
R828
2.4
2.7K 1/4W
7.3
J801
GREEN AMP
3.0
CVT3275-5101
Q811
2SC1740SP
R829
108.3
2.4 6.2
7
2.7K 1/4W 6 8
117.2
0
9
5
0 119.7
4 10
NC
11
1
F
0
C808_1
2KV 0.001
L801
150uH0607
C814
7.3
BLUE AMP
250V YK 1
Q812
3.1 2SC1740SP
R830
2.5
2.7K 1/4W
CC802
TP-1S-05
CAUTION: SINCE THESE PARTS MARKED BY ARE ATTENTION:
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D E
2-33 2-34
F G
BP
ACCESSORY
BT001
TM101
R6P(AR)XICI
BT002
RM-C393G
R6P(AR)XICI
LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F G
No.51768
H
8
7
6
5
4
3
2
R.SIGNAL
G.SIGNAL
B.SIGNAL
1
H