Toshiba MD13Q42 Service Manual page 52

Color television/dvd video player
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A
B
8
FROM REGULATOR
DVD_Y
DVD_C
P.CON+5V
7
P.CON+8V
FROM/TO POWER
GND
P.CON+8V
PROTECT
TO CRT
CP802A
(CP802B)
B2013H02-6P
6
6
CLAMP OFF
5
B.OUT
4
R.OUT
3
G.OUT
2
GND
R638
1
CLAMP
820
1/4W
P.CON+5V
ACL
SYNC_VIDEO
5
FROM/TO MICON/TUNER
HD
VD
OSD_B
OSD_G
OSD_R
OSD_Y
SDA
SCL
POWER_ON_H
4
VIDEO_OUT
TUNER_VIDEO
TUNER_AUDIO
PROTECT
CPU_RESET
SYNC_VIDEO
H_CONTROL
FSC_OUT
FROM/TO DEFLECTION
V_RANP_FB
3
V_OUT
ACL
AFC
H_OUT
FROM/TO IN/OUT
FRONT_VIDEO
FRONT_A_IN_R
FRONT_A_IN_L
DVD_A_OUT_L2
DVD_A_OUT_R2
2
VIDEO_OUT
TO SOUND AMP
SW_A_OUT_L
SW_A_OUT_R
1
A
B
G-23
C
D
CHROMA SCHEMATIC DIAGRAM
L601
100uH 0305
0
R646
6.0
SW
33K 1/4W
0
Q602
KTC3875S_Y_RTK
29
R609
330
30
R610
330
31
R643
R602
330
D601
27K 1/4W
R605
1N4005-EIC
5.6K
C644_1
1 B
W822
W827
W832
C605_1
1
B
X602
28
R619
C632
100CT3R505
47K
18P CH
3.579545MHz
C631
S810X
S809X
0.015 B
R618
8.2K
C601_2
1 B
R603
2.7K 1/4W
W843
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D
E
(AV PCB)
L603
C643
0305
100uH
16V
100
KA
C609
C628
0.01 B
C608
16V
100
KA
0.1 B
IC601
M61277FP-DF0H
8.0
8.0
R641
R612
HI VCC
DEF VCC
2.1
8.2K
1.8K 1/4W
2.2
R OUT
H OUT
0.9
2.1
G OUT
FBP IN
0
2.1
C616
B OUT
DEF GND
0.01 B
C610
3.5
R611
1.8
ACL
AFC FILTER
50V
1
KA
6.8K
C612
0.8
3.5
MONITOR OUT
HVCO F/B
0.01 B
3.1
C607
3.3
AUX2(R) IN
VRAMP CAP
63V
1
MKT
3.9
5.0
HD OUT
VRAMP OUT
4.8
R644
3.9
VD OUT
VRANP F/B
27K
C615
0
2.9
W867
OSD B IN
AUDIO ATT FILTER
50V
1
KA
0
3.2
OSD G IN
AUDIO ATT OUT(L)
0
2.9
OSD R IN
FSC OUT
C645
0
3.1
AUX1(R) IN
FASTBLK
50V
1
KA
C642
4.6
2.2
SDA
Y(Y/C) IN
50V
1
KA
C641
4.8
2.3
SDL
C(Y/C) IN
0.1 B
2.4
VIDEO LINE OUT
3.5
AUDIO ATT OUT(R)
C624
0
3.1
V/C GND
SPINAU MONO IN
R639 47K
50V
1
KA
27
C618
3.2
2.4
XTAL 358
CVBS1 IN
50V
1
KA
C625
2.9
3.1
C APC
AUX1(L) IN
50V
1
KA
C621
2.1
2.0
CVBS3 IN
CVBS2 IN
NC
50V
1
KA
L604
3.1
5.0
AUX2(l) IN
V/C VCC
10uHTSL0808
C604
16V
100
KA
C638
16V
100
KA
C633
0.01 B
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
E
F
G
P.CON+8V
33
R650
H_OUT
1K 1/4W
34
AFC
SW
Q601
0
KTC3875S_Y_RTK
H_CONTROL
5.0
5.0
4.4
4.3
9.0
SW
Q605
KRA102SRTK
P.CON+8V
32
R614
V_OUT
100 1/4W
V_RANP_FB
C626
SW_A_OUT_L
50V
2.2
KA
FSC_OUT
W850
DVD_A_OUT_R2
DVD_Y
DVD_C
C627
SW_A_OUT_R
50V
2.2
KA
R623
TUNER_AUDIO
1K 1/4W
TUNER_VIDEO
W853
DVD_A_OUT_L2
FRONT_VIDEO
P.CON+5V
CAUTION: DIGITAL TRANSISTOR
F
G
H
8
7
6
5
4
3
2
PCBD20
CME066
1
H
G-24

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