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Toshiba VTD21FQR Service Manual page 3

Combination 21" flat tv and dvd video player tele text

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FROM DVD BLOCK
AMP
IC4201
NJM4580M(TE1)
DVD_A OUT_L
3
7
1
DVD_A OUT_R
5
*B
Q4209~Q4212
Q4203
ZERO
MUTE
MUTE
CVBS
DVD RESET
C
RX
TX
VIDEO SW
IC4206
Y
4
2
MM1501XNRE
6
1
*A
SPDIF
*B
1
AUDIO SW
4
IC4204
MM1501XNRE
6
2
*B
1
AUDIO SW
4
IC4205
MM1501XNRE
6
2
Q4201
D.AUDIO_DRIVE
6
3
8
2
1
21PIN
COAXIAL
J4201
J4206
F-3
VIDEO SW
IC602 MM1502XNRE
*A
4
2
6
1
49
*E
2
RESET
1
RESET
IC102 PST3231NR
MICON W/T'TEXT
IC101 OECF017C
4
DVD
RESET
42
AV_1
43
AV_2
RX
20
TX
47
*E
4
AUDIO_SW
3
IC4203
BA7644AN
2
4
AUDIO_SW
2
IC4202
BA7644AN
3
19
20
2
16
15 11
7
TV BLOCK DIAGRAM
TU101
SCL SDA
AGC IF
SAW FILTER
5
4
1
11
CF606
1
5
4
MEMORY
IC199 BR24L08F-WE2
*E
5
6
13
19
OSD B
15
16
OSD G
17
OSD R
X101
OSC_IN
51
4MHz
OSC_OUT
50
41
V-SYNC
40
H-SYNC
KEY_1 56
KEY_2 8
53
46
3
48
Q303
1
MUTE
Q4208
10
BUFFER
*B
8
6
Q304
MUTE
1
Q4202
10
BUFFER
*B
8
6
*A *C
CHROMA
IC601 STV2248H
30
6
7
31
8
51
32
52
44
Q405
23
H.DRIVE
48
22
34
V.DRIVE
47
3
IC401 TDA8174A
35
49
X601
36
4.433619MHz
28
40
27 26 25 55 20
SOUND +B
4
9
SOUND AMP
IC302
6
2
AN7523N
4
9
SOUND AMP
IC301
2
6
AN7523N
SOUND +B
2
2
2
AUDIO R
AUDIO L
VIDEO
J4205
J4204
J4203
*A---P.CON+9V
*B---P.CON+12V
*C---P.CON+A5V
*D---CHROMA+5V
*E---AT+5.7V
*F---AT–8V
Q804
BLUE AMP
Q805
GREEN AMP
V801
Q806
CRT
RED AMP
Q406
8
6 11
H. OUT
F
7
1
DY801
10
FB401
1
F
3
S
10
HV
VOL DOWN
VOL UP
SPEAKER
CH DOWN
SP351
CH UP
SPEAKER
PLAY
SP352
OPEN/COLSE
STOP
<<SKIP
SKIP>>
7
2
3
HEADPHONE JACK
5
J4202
1
F-4

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