Toshiba 14N21BS Service Manual - Page 25

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Toshiba 14N21BS Service Manual
A
B
(MAIN PCB)
8
FROM/TO
CHROMA/SIF/VIF/21PIN
R422
820 1/4W
G.OUT
R.OUT
B.OUT
V-DRIVE IC
V_OUT
VAMP
ABCL
H_OUT
18
AFC
7
1
14.5
R404
330K
+-1%
M
6
5
21
H.DRIVE
Q402
2SC1627_Y
27.0
4
FROM POWER
0.3
0
R424
H.DRV+B
180 1W
GND
P.CON+8V
+B_135V
3
2
D407
1SS133
1
A
B
G-7
C
DEFLECTION/CRT SCHEMATIC DIAGRAM
IC401
TDA8174A
2
3
4
5
6
7
8
9
10
11
23.0
5.0
6.4
4.4
0.0
12.0
12.0
4.4
25.0
1.7
19
D403
11E1-EIC
R419
R406
R420
1.2K
6.8K
10K
HS401
763WSAA013
23
T401
ETH09K14BZ
3
4
2
22
130
H.OUTPUT
Q401
1
6
2SD2499
0
0
TP401
NC
TP402
NC
C
D
E
GND
1
1
CUT OFF
2
2
G.OUT
3
3
R.OUT
4
4
B.OUT
5
5
NC
NC
6
6
HEATER
7
7
GND
8
8
NC
ICATH
9
9
180V
10
10
TO CRT
CP802A
B2013H02-10P
20
V801
A34AGT13X98(L)
(CPJ370BVBK1U-TC)
5
9
4
10
R
3
8
G
6
NC
2
B
11
1
5
7
1
CP401
A1561WV2-A5P
R429
4.7 1W
FB401
3214034F
130
COL
1
HV
0
E180
6
FOCUS
135
B+
2
0
AFC
NC
9
SCREEN
HEA
F
0
TER
10
0
GND
S
8
0
E12
GND
0
NC
4
11
0
E27
3
ABL
0
7
0
GND
8
0
E8
NC
5
R445
180K 1/4W
PCB010
TMB537
ATTENTION:
CAUTION:
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
D
E
F
G
(CRT PCB)
GND
CUT OFF
G.OUT
R.OUT
B.OUT
NC
NC
HEATER
GND
ICATH
NC
180V
FROM DEFLECTION
CP802B
B2013H02-10P
CP801_1
GREEN OUT
003P-2100
RED OUT
Q802
Q801
1
KTC3207
KTC3207
3.2
3.2
CD801
SM1573-001
100.6
2.7
98.4
2.7
1
TP022
TP024
24
25
26
FOCUS
CP806_1
SCREEN
96.4
6.4
0
0
0
101.6
99.6
J801
HPS3200-010501
PCB110
TCB396
LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
DANS LA NOMENCLATURE DES PIECES
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
NOTE:THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
F
G
H
8
7
BLUE OUT
Q803
KTC3207
3.2
6
95.4
2.7
TP023
5
4
3
2
1
H
G-8