Toshiba MD20FM3 Service Manual page 52

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A
B
8
27
7
R226
1K
C227
FROM/TO POWER
16V
47
YK
DVD_GND
R204
EW_OUT
3.3K
R205
V.OUT
10K
AFC
L201
CLAMP
H.OUT
Q202
1.4
6
18uH
C226
2SC2412K
ACL
2.0
0.1 B
W818
DVD_Y
9.0
DVD_C
GND
R228
CHROMA+5V
0
P.CON+9V
VD
TO CRT
CP8006
(CP850B)
51048-0510
5
5
CLAMP
B.OUT
4
B.OUT
G.OUT
3
G.OUT
R.OUT
2
R.OUT
1
GND
L606
W5T29X7.5X19
FROM/TO AV SW
TU_AUDIO
MONITOR_V
4
TU_VIDEO
TO STEREO
100uH 0305
TU_AUDIO
FROM/TO COMB FILTER
FSC
BUFFER
Q604
COMB_C_OUT
2SC2412K
3.9
COMB_Y_OUT
4.5
3
9.0
FROM/TO MICON/TUNER
TV/DVD
OSD_Y
OSD_B
OSD_G
OSD_R
SDA
SCL
2
SYNC_VIDEO
POWER_ON_H
AFT
TUNER_AGC
TUNER_IF
1
A
B
G-13
C
VIF/SIF/CHROMA SCHEMATIC DIAGRAM
L203
EXT AUDIO DRV.
100uH 0305
Q204
2SC2412K
5.2
R220
3.5
100
2.9
28
T.V.BUF.
Q203
2SC2412K
9.0
W849
4.4
3.7
R208
330
0
4.4
2.5
9.0
2.4
3.5
4.2
3.1
2.2
56
55
54
53
52
51
50
49
1
2
3
4
5
6
7
8
L202
3.0
5.1
4.0
3.1
2.3
1.8
0
0
0.2
NC
L603
100uH 0305
C208
0.01
B
6.2
PRE AMP
L204
C202
1.3
Q205
1
2
3
4
5
0.22uH
2SC2814
IN
IN
G
OUT
OUT
0.01
B
0.6
SAW FILTER
CF203
SAFGP45M7VFYZR0B
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(AV PCB)
L601
100uH 0305
34
29
21
NC
2.2
1.7
2.4
2.4
2.4
2.3
2.5
1.3
0
5.0
4.1
8.9
6.9
1.8
48
47
46
45
44
43
42
41
40
39
38
37
36
35
9
10
11
12
13
14
15
16
17
18
19
20
21
22
3.4
3.0
1.8
5.0
3.3
2.9
2.9
0
3.2
0
2.3
2.3
2.3
9.0
NC
30
R612
2.7K
R613
2.7K
R614
2.7K
D606
33
MTZJ6.8B
32
D607
MTZJ6.8B
31
D608
MTZJ6.8B
D603
1SS133
0
SW
0.7
Q603
D605
2SC2412K
0
1SS133
D604
1SS133
NOTE:
THE DC VOLTAGE AT EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
D
E
F
G
35
36
3.3
5.2
3.3
4.1
2.6
10
9
8
7
VCC
CH-2
CH-1
GND
1
2
3
4
3.3
0
3.3
4.1
2.6
1.9
0
0.8
3.2
2.7
34
33
32
31
30
29
R622
1K
23
24
25
26
27
28
4.3
4.0
1.0
9.0
5.8
R627
D612
82K
11ES1-EIC
R631
R629
100
R640
W871
1.5M
0
VD SW
Q608
1.1
2SC2412K
4.8
PLAYBACK LUMINANCE SIGNAL
B.SIGNAL
PLAYBACK COLOR SIGNAL
G.SIGNAL
PLAYBACK VIDEO SIGNAL
TUNER VIDEO SIGNAL
R.SIGNAL
RECORD COLOR SIGNAL
TUNER AUDIO SIGNAL
RECORD LUMINANCE SIGNAL
F
G
H
8
7
6
6
5
SWD_Y.OUT
5
TV/DVD
COMB_Y_OUT
DVD_Y
4
ACL
SDA
100
SCL
3
R639
VD
33K
OSD_B
2
OSD_G
OSD_R
OSD_Y
B.OUT
G.OUT
R.OUT
PCB250
TMA503
1
H
G-14

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