Block Diagram - Toshiba 20A22 Service Manual

2
3 2
AUDIO IN (FRONT)
VIDEO IN (FRONT)
J711
J710
CH DOWN
VOL DOWN
POWER
CH UP
VOL UP
MEMORY IC
IC199
S-24C04BDP-LA
Q403 Q404
5 6
X-RAY
SW
TEST SW.
TH501
D501~D504
F501
RECTIFIER
IC501
Q507 Q501
LTV-817M-VB
FEED BACK
FEED BACK SWITCHING
SW.
VR502
Q502
BUFFER

BLOCK DIAGRAM

Q1001
MUTE SW
TU001
3
11
6 5 1
CF601
SAW FILTER
MICON IC
IC101 OEC7072A
34
RED R
GREEN G 35
BLUE B 36
AUDIO MUTE
1
CVIN 26
6 KEY1
REMOCON 9
7 KEY2
H. SYNC
38
V. SYNC
37
29
POWER
8
X-RAY
11 X-RAY_TEST
30
SCL 1
31
SDA 1
T501
8
5
13
16
CHROMA IC
IC601 M61250FP
51 AUDIO OUT
RF AGC OUT
59 X' TAL
VIF IN(1)
63
64 VIF IN(2)
23 R IN R OUT
22
G IN G OUT
21 B OUT
B IN
19 INV FBP OUT
HI VCC
EXT C in
20 V PULSE OUT
1
26 SDA EXT AUDIO IN
OS101 8.7V REG OUT
SCL
27
FPB IN
10
AT5.7V REG OUT
POWER ON CONT
28
Y SW OUT
5 V OUT
H OUT
3 VIF Vcc
P.CON 5.7V REG
V-OUT IC
PUMP UP IC401
AN5522
-
AMP
+
VCC
1 7 3 2 6 5
Q608 Q604
STEREO+5V
REG
Q605
IC1001 AN7523
2
6 SOUND
AMP IC
4
9
34
X602
3.579545MHz
Q804
14 RED AMP
15 Q805
16 GREEN AMP
Q806
44
BLUE AMP
38
53
Q606
47 REG
Q603
32
REG AT+5V
31
11
49
Q402
H. DRIVE
Q401
H. OUTPUT
DY
FB401
3
10
REG
1
F
TUNER+5V FBT
9 S
REG
HV
2
SP1001
11 6 8
B G R
CRT
V801
Heater
10 F 7