Toshiba 20A43 - Block Diagrams

OSD
BLOCK DIAGRAM
74
78
70
69
68
67
RGB Proc.2
OSD SW
CONTRAST BRIGHTNESS
I/O
IIC
TIM
INT
PWM
AD
MCU
CLK
VCXO
RGB OUTPUT Stage
DRIVE
CUT OFF
HV BLK
Ver.Proc.
Ver SYNC SEP
Ver.COUNT DOWN
V RAMP
20
21
COMB FILTER IC
IC1501 TC9045F
Q804
RED AMP
Q805
GREEN AMP
Q806
BLUE AMP
Q402
H. DRIVE
Q401
H. OUTPUT
13
4
15
10
51
45
46
9
HV
F
S
FB401
10
1
2
3
CRT
11
6
8
RGB
Heater
F
7
10
PUMP UP
AMP
+
-
75
2
6
V-OUT IC
IC401 AN5522
VCC
RGB Proc.1
RGB MATRIX
COLOR CONT
ROM
RAM
3837
57
58 16
Hor.Proc.
SYNC SEPA/Hor. VCO
Hor.COUNT DOWN
AFC-1/H COINCIDENT
AFC-2 H PHASE
1
DY
Q507
FEED BACK
T502
3
7
13
FEED BACK
SW
Q502
BUFFER
5
MEMORY IC
IC199
S-24C04BDP-LA
POWER
VOL. DOWN
CH. DOWN
VOL. UP
CH. UP
X601
3.579545MHz
OS101
1
11
Q105
SW
Q503
PROTECT DRV.
MICON/CHROM IC
IC101
OEC7091A
D106
Chroma
Proc.
ACC/C-BPF
APC/KILLER
TINT/DEMO
IC501
LTV-817M-VB
TU001
13
12
11
10
17
76
66
72
71
SOUND DECORDER IC
IC901 AN5829S
Q501
SWITCHING
D501~D504
RECTIFIER
AC IN
F501
L503
DEGAUSS COIL
TH501
RY501
RELAY
Q504
RELAY DRIVE
56
62
6
5
SDA
SCL
1 2
4
3
5
7
VIDEO AMP
IC
IC702
NJM2234L
AUDIO_R IN (FRONT)
J712
2
2
AUDIO_L IN (FRONT)
J711
Q607
H.CTL
REAR_AV-IN
J701
2
64
3
2
VIDEO IN (FRONT)
J710
3
30
TONE CONTROL IC
IC302 AN5891SA-E1V
16
19
14
21
22
24
23
2
3
6
2
12
8
4
10
2
7
3
5
1
SPEAKER
SP1001
HEADPHONE JACK
J1001
SPEAKER
SP1002
50
32
NC
NC
52
34
ATT
29
30
SOUND AMP IC
IC1001 AN7522N
E-1 E-2