Block Diagram - Toshiba 20A23 Service Manual

CH. DOWN
VOL. DOWN
CH. UP
VOL. UP
POWER
OS101
1
J711
2
J710
2
T501
3
11
7
13
5
Q503
PROTECT DRV.
E-1
TU001
MICON/CHROM IC
IC101 OEC7091A
66
RGB Proc.2
73
OSD SW
67 CONTRAST BRIGHTNESS
68
I/O
69
IIC
RGB Proc.1
70
TIM
RGB MATRIX
INT
74
COLOR CONT
PWM
78
AD
OSD
ROM
RAM
IC501
LTV-817M-VB
Q507
FEED BACK
FEED BACK
SDA SCL
SW
Q502
DEGAUSS COIL
BUFFER
D501~D504
Q501
SWITCHING RECTIFIER
F501

BLOCK DIAGRAM

13
10 11 12 17
20
21
ATT
Chroma Proc.
ACC/C-BPF
APC/KILLER
MCU TINT/DEMO
CLK
Ver.Proc.
Ver SYNC SEP
Ver.COUNT DOWN
V RAMP
27 26 38
56 58 57 37
V-OUT IC
IC401 AN5522
5 6
MEMORY IC
PUMP UP
IC199
S-24C04BDP-LA
L503
7 1
L501
4
2
1 3
AC IN
IC1001 AN7511
2 6
34
SOUND AMP
IC
4
8
50
RGB OUTPUT Stage
DRIVE 51
CUT OFF
52
HV BLK
Q607
H-CTL
Hor.Proc.
46
SYNC SEPA/Hor. VCO
Hor.COUNT DOWN
45
AFC-1/H COINCIDENT
AFC-2 H PHASE
Q402
H. DRIVE
Q401
VCXO
H. OUTPUT
16
X601
3.579545MHz
-
AMP
+
VCC
2 6 5
FB401
1
2
10
3
SPEAKER
SP1001
Q804
RED AMP
Q805
GREEN AMP
Q806
BLUE AMP
11 6 8
B G R
CRT
Heater
10
F 9
DY
9
F
S
HV
E-2