Toshiba 20AS25 Service Manual page 23

A B
DEFLECTION/CRT SCHEMATIC DIAGRAM
FROM MICON/CHROMA/TUNER
CLAMP
8
G.OUT
R.OUT
B.OUT
7
8
R423
100 1/4W
6.8K 1/4W
6
FROM/TO MICON//CHROMA/TUNER
W831
5
X-RAY
27K +-1%
P.CON+B
T401
ETH09K14BZ
9
3 4
2
NC
1 6
GND
H.DRIVE
V_FEEDBACK
Q402
10
4
V_OUT 2SC1627_Y
27.0
ABCL
H_OUT
0.3
H_SYNC 0
FROM/TO TV POWER
GND
TP401
W817
+B
3
P.CON+B
R447
D406
UNREG+12V
150 2W 11E1-EIC
2
R449
680 1/2W
R448
680 1/2W
1
PCB010
CMD009
A B
G-5
C
V-OUT IC IC401 LA78040N-E
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
12
D403
R424
11E1-EIC
R420
R418
33K 1/4W 4.7K
HS401
763WSAA021
D411
AU02A-EIC
R409
R401
27K +-1%
11
130.0
130.0
H.OUTPUT
0 Q401 132.5
0
2SC5885
132.5
HS402
48.0
763WSAA028
7.0
10
0
R403
NC
22K 1/4W
25.0
C406
500V 100P B
150K 1/4W
C
D E
CP802A CP802B
(MAIN PCB)
B2013H02-5P B2013H02-5P
GND
GND 1 1 GND
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
CP803A B2013H02-4P CP803B
HEATER
HEATER 1 1 HEATER
GND
GND 2 2 GND
NC NC 3 3 NC
180V
180V 4 4 180V
CD801
CH823004
13
V801
A48LGS30X14AN35
9
10
R
8
G
6
R415
B
11
1.8K 1/2W
5 7 1
TO DY
5
CP401
4
A1561WV2-A5P
3
NC 2
R429
1
3.9 1W
FB401 FQI20B103_M
COL
1 HV
FOCUS
VIDEO F
6
SCREEN
S
B+
2
GND 0
11
AFC
9
HEA ABL 4.3
7
TER
GND
8
E12
0
4 GND
8
E25
3
E8
5 NC
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
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.
R445
ATTENTION
CAUTION
D E
F G
GND
CLAMP
G.OUT
R.OUT
B.OUT
B2013H02-4P
HEATER
GND
NC
180V
CP801_1
A2361WV2-2P
RED OUT
GREEN OUT
1 1 Q801_1
Q802_1
KTC4217
2 2 KTC4217
3.2
3.2
100.6 98.4
95.4
2.7
2.7
14 15 16
TP022 TP024 TP023
FOCUS
CP806
SCREEN
96.4
101.6
0
0 0
6.4
99.6 J801
ISMS01S
NOTE: THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
:LES PIECES REPAREES PAR UN ETANT R.SIGNAL
DANGEREUSES AN POINT DE VUE SECURITE
G.SIGNAL
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
B.SIGNAL
:SINCE THESE PARTS MARKED BY ARE
DEFLECTION SIGNAL
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F G
H
8
7
BLUE OUT
Q803_1
KTC4217
3.2
2.7
6
5
4
3
PCB110
CCD004
2
1
H
G-6