Toshiba 20A46C, Service Manual

Page: 23 / 35

A B C D E F G H
A B C D E F G H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
C427
10
50V
YK
C434
22
100V
YK
R424
33K +-1%
R408
4.7K
+-1%
VR402
47K
V-LINER
METAL
VR401
2.2K V-POSI
METAL
CD801
CH823004
CP801
A2361WV2-2P
1
2
B
G
R
11
6
8
10
9
1 7 5
V801
A51LZM10X16
Q401
2SD2499(LBOEC1)
H.OUTPUT
CP402
003P-2100
1
R426
1
1W
R429
1.8 1W
IC401 LA78040N V-OUT IC
1 2 3 4 5 6 7
TP023
TP022
TP401
+B
TP024
CP803B B2013H02-4P
1
2
3
4
CP803A B2013H02-4P
1
2
3
4
IS NON POLAR ONE.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
THE RESISTOR MARKED F IS FUSE RESISTOR. NOTE:
L401
ELH5L4113 VIDEO
8
E8
E25
E12
GND
TER
HEA
AFC
B+
GND
ABL
GND
COL
HV
F
S
FB401 FQI21B002R_M
1
10
11
2
3
4
5
6
7
8
9
CP806_1
HS401
763WAA0216
F
J801
ISHS53S
1
10
11
12
4
5
6
7
8
9
T401_1
ETH09K14BZ
1
2
3 4
6
CP802B B2013H02-5P
1
2
3
4
5
CP802A B2013H02-5P
1
2
3
4
5
CP401
A1561WV2-A5P
1
2
3
4
5
DY801
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
C403 0.22
100V
MKT
C455_1
22P 500V SL
C440
0.01
100V
MMTS
C809
470P
CH
C810
330P
CH
C811
390P
CH
C449
0.33 250V PMS
C406
0.001 500V B
C420
0.0022
500V
B
C407
220P
B
C402
0.001
2KV
RR
C802 0.001
2KV
B
C430
0.068
100V
MKT
C453
0.0091
1.25KV
MPP
C435
0.1
100V MKT
C417
3.3
50V
KA
C446
22
50V YK
C448
10 250V YK
C418
1000
25V
YK
C414
100
35V
YK
C433
470
35V YK
R417
22K
1/4W
R433
270
1/2W
R406
1
1/2W
R446
470
1/2W
R819
100
1/2W
R427
100
1/4W
R414
1K 1/4W
R816 470 R815 470
R804
2.7K
1/4W
R806
2.7K
1/4W
R814
3.9K
R811
3.9K
R813
470
R420
15K 1/4W
R418
39K 1/4W
R410
680
1/2W
R412
270
1/2W
R809
3.9K
R802
2.7K
1/4W
R415
680
1/2W
R435
2.2
1/2W
R434
2.2
1/2W
R403
1K
1/4W
R421
68K 1/2W
R450
150K 1/2W
R422
4.7K 1/2W
R437
4.7K
R413 22K
D407
AU02A-EIC
D411
AU02A-EIC
D410
AU02A-EIC
D406
11E1-EIC
D417
21DQ09N
D412
11E1-EIC
D805
1SS133
D806
1SS133
D804
1SS133
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN ETANT
ATTENTION
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
D404
MTZJ5.1B
D418
MTZJ33B
D419
MTZJ33B
D405
MTZJ6.2B
Q402_1
2SC1627_Y
H.DRIVE
Q804
2SC4217
RED AMP
Q805
2SC4217
GREEN AMP
Q806
2SC4217
BLUE AMP
W882
W881
W880
W879
W833
W893
W892 W841
W883
W854
R402
1K
1W
R803
12K
2W
R807
12K
2W
R439
180 1W
R805
12K
2W
S813Y
CLAMP
CLAMP GND
G.OUT
G.OUT
R.OUT
R.OUT
B.OUT
B.OUT
V_OUT
ABCL
180V
H_OUT
V_FEEDBACK
HEATER
H_SYNC
GND
GND
X-RAY
UNREG+18V
B+
GND
22
(MAIN PCB)
19
SCREEN
0
27.0
0.3
G-4
G-3
114.0 16
0
0
FROM POWER
TO MICON/CHROMA/TUNER
15
PCB010
14
130.6
96.4
99.6
0
NC
101.6
0 3.9 26.1 2.2 13 26 3.9
AMP
+
-
UP
PUMP
PROTECTION
THERMAL
GND VCC
18
FORCUS
FROM/TO SOUND
180V
GND
20
130.6 130.6
6.3
0
6.4
0
2
1
HEATER
GND
180V
HEATER
GND
NC
180V
HEATER
GND
NC NC
FROM/TO MICON/CHROMA/TUNER
CLAMP
CLAMP
CLAMP
0
0
0
13
0.3
0
-27.0
5.9 5.9 5.9
0
0
PCB110
DEFLECTION/CRT SCHEMATIC DIAGRAM
6.3 6.3
NC
17
21
GND
G.OUT
R.OUT
B.OUT
GND
G.OUT
R.OUT
B.OUT
GND
G.OUT
R.OUT
B.OUT
CME026
1
2
3
4
5
NC
0
0
114.0
128.0
128.0
0
0.3
13
-27.0
CCE021
(CRT PCB)