Toshiba 20A43 Service Manual page 22

A B
(MAIN PCB)
FROM/TO MICON/CHROMA/TUNER
CLAMP
8
CLAMP_OFF
G.OUT
R.OUT
B.OUT
V_FEEDBACK
V_OUT
ABCL
H_SYNC
H_OUT
GND
7
14
X-RAY
6
HS403
763WSAA013
5
T401_1
15 ETH09K14BZ
C439
3
500V 22P SL
2
1
HS401
4
763WSAA013
FROM/TO SOUND
H.DRIVE
Q402_1
GND 2SC1627_Y
27.0
0.3
0
C446
50V
R422
6.8K 1/2W
3
TP402
2
FROM TV POWER
R445
+B
150K 1/2W
GND
R401
D402 D406
UNREG+12V
220 1W 11E1-B-EIC 11E1-B-EIC
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
G-3
C
DEFLECTION/CRT SCHEMATIC DIAGRAM
V-OUT IC IC401 AN5522
THERMAL
PROTECTION
PUMP
UP
+
AMP
-
VCC GND
1 2 3 4 5 6 7
3.7 25.4 1.3 0 12.8 25.8 3.7
R437
4.7K
R418 R420
39K+-1% 15K +-1%
R424 R409
D411
18K +-1% 15K +-1% 1N4937
L401
ELH5L4113
4 R402
1K 1W
6
C402
17
1.8 2W
H.OUTPUT
2KV 0.001 R
114.0
Q401
2SD2499
16
0 CP402
003P-2100
0
D407
22 YK
+B
FB401
COL
289
1
118.1
E180
6
B_SHORT
B+
115.0
2
AFC
46.1
9
HEA
7.34 TER
10
GND
0
8
40.1 E12
C410
4
NC
63.9 E27
50V 0.47 KA
3
GND
0
8
C448
22.8 E8
5
NC
250V 22 YK
R450
180 2W
NOTE: THE RESISTOR MARKED F IS FUSE RESISTOR.
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
C
D E
CP802A B2013H02-6P
CLAMP
CLAMP 1
CLAMP_OFF
CLAMP_OFF 2
GND
GND 3
G.OUT
G.OUT 4
R.OUT
R.OUT 5
B.OUT
B.OUT 6
CP803A B2013H02-4P
HEATER
HEATER 1
GND 2
NC NC 3
180V
180V 4
CD801
SM1098-009-1A
1
2
V801
A51AEZ90X24
19 5 7 1
11
B
6
G
8
R
10
9
W900
5
4
C433
3
35V 470 YK
NC 2
1
R429
FOCUS
SCREEN
1N4937
3221012F
HV
F
S
C420
0
GND
11
100V 0.1 MMTS
3.65
ABL
7
R421
68K 1/4W
PCB010
TMC563
ATTENTION
:LES PIECES REPAREES PAR UN
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F G
(CRT PCB)
CP802B B2013H02-6P
CLAMP
1 CLAMP
CLAMP_OFF
2 CLAMP_OFF
GND
3 GND
G.OUT
4 G.OUT
R.OUT
5 R.OUT
B.OUT
6 B.OUT
CP803B B2013H02-4P
HEATER
1 HEATER
GND
2 GND
3 NC NC
180V
4 180V
CP801
A2361WV2-2P
1
2
130.6
5.9
6.3
RED AMP
Q804
KTC4217
20
CP806_1
6.4
0
101.6
99.6
PCB110
TCC425
CAUTION
ETANT :SINCE THESE PARTS MARKED BY
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F G
H
8
7
6
130.6 130.6
5.9 5.9
6.3
6.3
GREEN AMP BLUE AMP
Q805 Q806
KTC4217 KTC4217
22 21
5
4
3
J801
ISHS53S
96.4
NC
0
2
R.SIGNAL
1
G.SIGNAL
ARE
B.SIGNAL
DEFLECTION SIGNAL
H
G-4