Toshiba 20A46C Servis Kılavuzu - Sayfa 23

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Sayfayı Yazdır
Toshiba 20A46C Servis Kılavuzu
A
B
FROM/TO MICON/CHROMA/TUNER
8
CLAMP
G.OUT
R.OUT
B.OUT
V-OUT IC
IC401
V_OUT
ABCL
PUMP
UP
H_OUT
+
AMP
-
V_FEEDBACK
14
VCC
GND
H_SYNC
1
2
3
4
7
3.9
26.1
2.2
0
GND
R437
4.7K
FROM/TO SOUND
GND
6
5
TO MICON/CHROMA/TUNER
X-RAY
R424
33K +-1%
T401_1
15
3
2
C455_1
4
1
500V
22P
SL
R414
1K
1/4W
50V
3
27.0
0.3
H.DRIVE
0
Q402_1
2SC1627_Y
2
FROM POWER
TP401
UNREG+18V
+B
B+
GND
D417
21DQ09N
NOTE:
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
G-3
C
DEFLECTION/CRT SCHEMATIC DIAGRAM
(MAIN PCB)
LA78040N
THERMAL
PROTECTION
5
6
7
13
26
3.9
R420
15K 1/4W
18
R418
39K 1/4W
D411
AU02A-EIC
R429
W854
1.8 1W
ETH09K14BZ
4
17
6
H.OUTPUT
Q401
2SD2499(LBOEC1)
16
114.0
CP402
0
003P-2100
0
D405
MTZJ6.2B
HS401
C446
763WAA0216
22
YK
R422
4.7K
1/2W
C448
R450
250V
10
150K
1/2W
R439
D406
11E1-EIC
1W
180
THE RESISTOR MARKED F IS FUSE RESISTOR.
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
C
D
E
CP802A B2013H02-5P
CLAMP
CLAMP
1
GND
GND
2
G.OUT
G.OUT
3
R.OUT
R.OUT
4
B.OUT
B.OUT
5
CP803A B2013H02-4P
180V
180V
1
GND
NC
NC
2
GND
3
HEATER
HEATER
4
19
C433
35V
470
YK
11
6
8
10
9
V801
A51LZM10X16
C449
250V
0.33
PMS
CP401
A1561WV2-A5P
FB401
FQI21B002R_M
5
COL
114.0
5
1
HV
4
4
3
3
NC
2
2
128.0
VIDEO
F
6
1
1
S
128.0
B+
2
GND
0
0
11
0
0
AFC
9
HEA
ABL
0
0
7
TER
10
0
0
GND
8
13
13
E12
4
GND
0
0
8
0.3
0.3
E25
3
-27.0
-27.0
E8
5
D407
AU02A-EIC
C406
500V
0.001
B
C435
100V
0.1
MKT
R421
YK
68K 1/2W
PCB010
CME026
ATTENTION
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
D
E
F
G
(CRT PCB)
CP802B B2013H02-5P
CLAMP
1
CLAMP
GND
2
GND
G.OUT
3
G.OUT
R.OUT
4
R.OUT
B.OUT
5
B.OUT
S813Y
CP803B B2013H02-4P
180V
1
180V
2
NC
NC
GND
3
GND
HEATER
4
HEATER
CD801
CP801
CH823004
A2361WV2-2P
1
1
2
2
5.9
130.6
5
7
1
B
6.3
G
RED AMP
R
Q804
2SC4217
DY801
FORCUS
SCREEN
CP806_1
101.6
PCB110
CCE021
CAUTION
:LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F
G
H
8
7
6
5.9
5.9
130.6
130.6
6.3
6.3
GREEN AMP
BLUE AMP
Q805
Q806
2SC4217
2SC4217
5
20
22
21
4
3
J801
ISHS53S
96.4
NC
6.4
0
0
2
99.6
:SINCE THESE PARTS MARKED BY
ARE
1
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
H
G-4