Toshiba MD20FP3 Service Manual page 49

A B
8
V.OUTPUT IC
IC401
-
AMP
+
Vcc
1 2
3.9 25.5
7
C435_1
FROM/TO VIF/SIF/CHROMA
0.001 B
R412
V.OUT
8.2K 1/4W
ACL
AFC
6
H.OUT
R424
3.9K 1/4W
W877
FROM REGULATOR1
(W032)
W914
GND
P.CON+5V
W916
5
TO MICON/TUNER
VD
X-RAY
+30V
4 FROM POWER
+B
UNREG+12V
GND
R409
3
22K 1/4W
0
CURRENT DET.
135.0
Q401
2SA1624
135.0
C401
250V 4.7 YK
R406
47K 1/4W
R408
0.47 2W
2
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-21
C
DEFLECTION SCHEMATIC DIAGRAM
LA78040
THERMAL PROTECTION
PUMP UP
GND
3 4 5 6 7
1.3 0 12.9 24.8 3.9
W843
R413 R416
27K 1/4W 47K 1/4W
R420
2.2K
HS401
763WAA0237
R401 R402
D406 D405
180 2W 1SS133 220 2W
1SS133
T401
ETH14Y47AY
44
31.0 0
1.3
NC
14.3 0.2
H-DRIVE 22.3
0 1.3
Q405
0
KTC3227_Y
HS402
763WSA0018
D414
1N4005-EIC
TP402
D409 R445
W840
1SS133 39K +-1%
M
TP401
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.
C
D E
(AV PCB)
43
L402
ELH5L4112N
R426
1K 1W
C450
2KV 0.001 R
C431
250V 22 YK
247.6
H.OUTPUT
Q406
0
2SD2499(LBOEC1)
C429
500V 0.0022 B
D411
1N4937
3.3
C402
TP403 100V 22
NOTE: THE RESISTOR MARKED F IS FUSE RESISTOR. ATTENTION
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
D E
F G
FB401 FJN20A003
272.0
COL
1 HV
113.8
E180
6
110.4 B+
2
0 AFC
9
HEA
F
0
TER
10
25.0 GND
S
8
0
E12 GND
14.0
4 11
NC
E27
2.7
3 ABL
7
GND
R450 NC 8
E8
NC 5
2W
180V
NC
YK
HEATER
R423
W836
12K 1/4W
R453
120K 1/2W
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
TO DY
CP401
A1561WV2-A5P
5
4
3
NC 2
1
6
V801
A51AKL13X04
9
10
R
8
G
6
5
B
11
5 7 1
2 1
CD801_1 (CP801)
CU823001
TO CRT
4
FOCUS
SCREEN
TO CRT
TO CRT
CP803A (CP803B)
B2013H02-4P
3
180V 4
3
GND 2
HEATER 1
2
PCB250
TMB561
DEFLECTION SIGNAL
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES 1
DESCRIBED IN PARTS LIST ONLY
H
G-22