Toshiba MD20FM1 Service Manual page 42

A B
8
27
7
R226
1K
FROM/TO POWER
C227
POWER_FAIL
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 51048-0510
5
5 CLAMP
B.OUT
4 B.OUT
G.OUT
3 G.OUT
R.OUT
2 R.OUT
1 GND
FROM/TO AV SW
TU_AUDIO
MONITOR_V
L606 TU_VIDEO
W5T29X7.5X19
4
FROM/TO STEREO
L202
TU_AUDIO
100uH 0305
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
CMP/RGB
2
SYNC_VIDEO
POWER_ON_H
AFT
TUNER_AGC
TUNER_IF
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
1
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-13
C
VIF/SIF/CHROMA SCHEMATIC DIAGRAM
L203
100uH 0305
EXT AUDIO DRV.
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
3.0 5.1 4.0 3.1 2.3 1.8 0 0 0.2
L603
100uH 0305
C208
0.01 B
0.7
6.2 PRE AMP
L204 C202
1.3
Q205 1 2 3 4 5
2SC2814
0.22uH IN IN G OUT OUT
0.01 B
0.6
CF203
SAFGP45M7VFYZR0B
C
D E
(AV PCB)
L601
100uH
0305
34
29 21
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
30
R612
2.7K
R613
2.7K
R614
2.7K
D606
33
MTZJ6.8B
32
D607
MTZJ6.8B
31
D608
MTZJ6.8B
D603
SW 1SS133
0
Q603
2SC2412K D605
0
1SS133
D604
1SS133
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
1.5M
W871
0
VD SW
Q608
2SC2412K
1.1
4.8
PLAYBACK LUMINANCE SIGNAL TUNER VIDEO SIGNAL
PLAYBACK COLOR SIGNAL RECORD COLOR SIGNAL
B.SIGNAL TUNER AUDIO SIGNAL
G.SIGNAL RECORD LUMINANCE SIGNAL
R.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
PCB250
R.OUT
TMA503
1
H
G-14