Toshiba 21N21B2 Service Manual page 23

A B
8
7
6
5
4
GND
VIDEO IN
VIDEO OUT
GND
GND
21-Y IN
21-R IN
3
GND
GND
NC
21-G IN
NC
GND
FOR VCR
21-B IN
L IN
GND
GND
L OUT
2
R IN
R OUT
21PIN
J701_1
0350_9982_05
1
A B
G-5
C
21PIN/AV SW SCHEMATIC DIAGRAM
L711
22uH
W836
BUFFER
8 Q702
L704
KTC3198 26
22uH 3.9
3.5
R736
10K
R705 L706
8.2K 22uH
L707 R750
R710 L708
22uH 100
W804
8.2K 22uH
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(MAIN PCB)
C742
16V 10 KA L717
0 4 8 10uH
1 2 3
6 5 4
4.8
0 4.8
C741
16V 10 KA
30
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.
D E
F G
FROM SOUND AMP
FRONT_A_IN_L
FRONT_V_IN3
31
W824
27
FROM/TO MICON/TUNER
AV1
FORTHD_VCR_1
FROM/TO IF/CHROMA
SCART_V_IN2/Y
EXT_A_IN
R703
MONO_A_OUT1
220 1/4W
21_B
21_G
21_R
21_Y
TUNER_V_OUT
SCART_V_IN1
FROM POWER
P.CON+8V
GND
F G
H
8
7
6
5
4
3
2
PCB010
TMC572
1
H
G-6