Toshiba 21N21B2 Service Manual page 26

A B
8
D506
1SS133
7
11.5
RELAY SW
Q505
0
KTC3203_Y
0
RY501
2 1
ALKS321
3
4
R503
6
3.9 7W
D502
RM11C-EIC
W814
TH501
D501
B59209-J80-A10
RM11C-EIC
5
R501
1.5M 1/2W
C526_1
275V 0.22 ECQUL
C535
COIL,LINE FILTER
2KV 470P R
L501
0R8A393F28Y
4
C501_1
275V 0.22 ECQUL
3
3 4
1
2
MAIN POWER SW
SW501
ESB92S22B
2
CP501
CP502
A3963WV2-3PD A1561WV2-2P
2 1
2 1 1 2
AC230V_50Hz
DEGAUSS COIL
CD501_1
L503
06635826 8R200015
L502
W5T29X7.5X19
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-11
C
POWER SCHEMATIC DIAGRAM
R509
D503
RM11C-EIC 0.22 1W
D504
RM11C-EIC
T501_1
272
8
304
7
304
6
342
5
343.6
R534
D 14.5
C536_1
G 4.8 NC
3
0.047 MMTV 330 1W
S
0
0.6 POWER
2
Q501
2SK2651-01MR
R510
14.5
1
220 1/4W
FEED BACK
IC506
LTV-817M-VB
14.8
R529
680 1/4W
0.4
POWER
Q502
KTC3203_Y
4.8
0.4
0
HS501
763WAA0178
C540
250V 0.0022
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
(MAIN PCB)
D526
FE201-6L49
D520
30DF6-FC
C517
2KV 680P R
W817
D513
SB290S
D516
SB290S
81350864
17.3
9
8.5
10
NC
0
11 D517 R550
1N4937 100 1/2W
108.2
12
0
13
0
14
11.2
15
8.4
16
6.7 R519
270 1/4W
C509
0.01 B
5.6
5.6
FEED BACK
SWITCHING 6.1
R540
Q507 5.5
KTC3198
100
KX
ATTENTION CAUTION
:LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F G
ICP502 R543
0.39 3W
20P_3000
R521
0.82 3W
R524
47K 1/4W
C503_1
100V 10 YK
115
EMERGENCY
Q509
115
2SA1624
0
P.CON SW
Q513
2SA1371
31.9 21.9
R546 R547
31.2
10K 1/4W 10K 1/4W
0
P.CON SW R548
0.6
Q514
2SC2909 10K
0
9V REG.IC
IC502
KIA78R09API
1 2 3 4
11.5 8.9 0 5.1
D527
11E1-EIC
HS502
763WAA0187
P.FAIL
Q503
2SA1037AK
4.9
D511
R507
4.2
2.2K
MTZJ12B 4.9
R502
6V REG. IC
10K
IC503 KIA278R06PI
D512
D515
SB140-EIC
SB140-EIC
1 2 3 EMERGENCY
4
Q512
8.3 6.0 0 2.6
NC
KRA102SRTK
P.CON SW
4.9
EMERGENCY
Q511
KTA1281_Y Q508
4.9
KRC111SRTK
5.3 5.3
0
0 0
D505 R538
11E1-EIC 10K
P.CON SW
5.3 Q510
KRC103SRTK
0
HS503
0
763WAA0187
CAUTION: DIGITAL TRANSISTOR
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F G
H
8
7
TO DEFLECTION/CRT
H.DRV+B
+B
P.CON+8V
GND
6
TO SOUND AMP
SOUND+B
SOUND_GND
P.CON+8V
AT+5V_AVDD
P.FAIL
GND
TO 21PIN
5
GND
P.CON+8V
TO IF/CHROMA
GND
P.CON+8V
P.CON+5V
FROM/TO MICON/TUNER
P.FAIL
4
TUNER_BT
DEGAUSS
POWER
AT+5V_AVDD
AT+5V_DVDD
P.CON+5V
EMERGENCY
GND
5.0
0
3
2
PCB010
TMC572
CAUTION: DIGITAL TRANSISTOR
1
H
G-12