Toshiba 20AS22 Service Manual page 23

A B
DEFLECTION/CRT SCHEMATIC DIAGRAM
FROM CHROMA
CLAMP
8
G.OUT
R.OUT
B.OUT
7
14
R423
100 1/4W
6
TO MICON/TUNER
5
X-RAY
+B
T401
ETH09K14BZ
15
3 4
FROM/TO CHROMA
NC 2
1 6
GND
H.DRIVE
V_FEEDBACK
4
Q402
V_OUT 2SC1627_Y
16
27.0
ABCL
H_OUT
0.3
H_SYNC
0
S805X
FROM TV POWER
GND
+B
3
D406_1
UNREG+12V
1SS133
2
PCB010
TMB535
1
ATTENTION:
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
C
V-OUT IC IC401 AN5522
THERMAL
PROTECTION
PUMP
AMP
UP
1 2 3 4 5 6 7
3.5 25.0 2.0 0 12.0 25.0 3.5
18
D403
R424
11E1-EIC
6.8K
R418_1
R420
27K 4.7K
HS401
763WSAA013
R401
27K +-1%
17
130.0
H.OUTPUT
Q401
0
0
2SD2499
130.0
HS402 132.5
763WSAA013 W812
132.5
L402
48.0
18uH
C402
R402 7.0
27 1/2W 200V 0.012 PP
R403
NC
22K 1/4W
25.0
C406_1
500V 39P SL
R448_1
390 2W
LES PIECES REPAREES PAR UN ETANT
CAUTION: SINCE THESE PARTS MARKED BY
DANGEREUSES AN POINT DE VUE SECURITE
CRITICAL FOR SAFETY,USE ONES
N'UTILISER QUE CELLS DECRITES
DESCRIBED IN PARTS LIST ONLY
DANS LA NOMENCLATURE DES PIECES
C
D E
CP802A
(MAIN PCB) CD802
9253_010_000_000 9253_010_000_000
6032038
GND
GND 1 1
CLAMP
CLAMP 2 2 CLAMP
G.OUT
G.OUT 3 3 G.OUT
R.OUT
R.OUT 4 4 R.OUT
B.OUT
B.OUT 5 5 B.OUT
NC NC 6 6
HEATER
HEATER 7 7 HEATER
GND
GND 8 8
NC NC 9 9
180V
180V 10 10
CD801_1
SM1098-009-1A
V801
19
A48LGS30X19N35
9
10
R
8
G
6
R415
B
11
1.8K 1/2W 5 7 1
TO DY
5
4
3
NC 2
1
R429_1
3.9 2W
CP401
A1561WV2-A5P
FB401 FQI-20B001
COL
1 HV
FOCUS
VIDEO F
6
SCREEN
S
B+
2
GND 0
11
AFC
9
HEA ABL 4.3
TER 7
10
0 GND
8
E12
0
4 GND
8
E25
3
NC
E8
5
R445
150K 1/4W
ARE
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.
D E
F G
CP802B
GND
GND
CLAMP
G.OUT
R.OUT
B.OUT
NC NC
HEATER
GND
GND
NC NC
180V
180V
RED OUT GREEN OUT
Q801 Q802
KTC4217(O,Y) KTC4217(O,Y)
1
3.2 3.2
CP801_1
100.6 98.4
A2361WV2-2P
2.7 2.7
1
2
20 21
FOCUS
CP806_1
SCREEN
96.4
101.6
0
0
0 0
6.4
99.6 J801
ISMS01S
PCB110
TCB394
NOTE:THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
F G
H
8
BLUE OUT
Q803
KTC4217(O,Y)
3.2
7
95.4
2.7
6
22
5
4
3
2
R.SIGNAL
G.SIGNAL
1
B.SIGNAL
DEFLECTION SIGNAL
H