Toshiba 21N21B2 - Block Diagram; MICON;TUNER Block Diagram; CHROMA IC Block Diagram; V-DRIVE IC Block Diagram

MEMORY IC
IC199
S-24C04BFJ-TB
AUDIO SW IC
IC701 MM1501XNRE
MICON W/T.TEXT IC
IC101 OECF012A
CHROMA IC
IC201 STV2246E
V-DRIVE IC
IC401 TDA8174A
TU001
FB401
CVBSOUT1
XTAL2
29
39
VCC_IF
VCC_D
53
12
OSD-R
36
XTAL140
VCC1
VCC2
17
45
OSD-G
35
OSD-B
34
FM_OUT
11
7 154
11
SCL SDA BPL AGC
IF
768
I2C
P.CON+5V
SDA
19
OSD-B
OSD-G
16
15
SCL
20
OSD-R
CVBS2
33
17
CVBS1
34
SDA
5
SCL
6
31
39
1
25
50
STANDBY LED
AVDD1
AVDD2
ON_TIMER
AVDD3
REMORT
OSC_OUT
51
OSC_IN
X602
3.579545MHz
X601
4.433619
MHz
RF_AGC_OUT
PIFIN1
PIFIN2
VERT 47
SDA
H_OUT
48
52
SCL
51
B.OUT
G.OUT
31
30
R.OUT
32
P.CON+5V
P.CON+8V
3
TRIGGER INPUT
10
1
Vs
POWER OUTPUT
P.CON+25V
Q806
BLUE AMP
Q805
GREEN AMP
Q804
RED AMP
J801
6
11
8
F
7
Q402
H.DRIVE
Q401
H.OUTPUT
I2C
DY
1
F
S
2
3
HV
+B
P.CON+25V
CRT
V801
56
KEY_IN
VOL DOWN
VOL UP
AV1
42
J701
3
1
2
6
8
19
20
VIDEO OUT
VIDEO IN
R OUT
L OUT
6
IN2
4
1
2
IN1
OUT
SW
R IN
L IN
FOR VCR
16
26
27
25
28
21-Y IN
11
7
15
21-B IN
21-G IN
21-R IN
BLK_EXT
G_EXT/Y_EXT
R_EXT/V_EXT
B_EXT/U_EXT
1
3
2
1
3
2
FRONT VIDEO
J703
FRONT AUDIO L
J704
BLOCK DIAGRAM
9
CH UP
CH DOWN
49
X101
4MHz
STAND BY/P.ON
D101
ON TIMER
D103
Q103
LED DRIVE
Q102
LED DRIVE
AT+5V
1
OS101
53
FORTHD VCR1
EXT_AUDIO_IN
14
AUDIO_OUT
55
Q204
SIF BUFFER
Q703
BUFFER
INT_CVBS_OUT
13
CVBSIN2
20
Y/CVBS_IN3
22
SW TRANS
T501
5
12
9
SOUND+B
15
+B
P.CON+8V
D
Q501
POWER
16
AT+5V
P.CON+5V
2
5
1
HEADPHONE JACK
J702
SPEAKER
SP351
SOUND AMP IC
IC1002
AN5276
5
7
+
+ -
10
VCC
SOUND+B
E-1 E-2