Toshiba MD20P1 Service Manual page 44

A B
8
7
RESET IC
IC103
R3111N311A/C
NC
NC
0.2 0.3
5 4
NC NC
OUT IN GND
1 2 3
6
5.2 5.2
0
D101
1SS133
5
C103
6.3V 220 YK
4
3
2
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
G-11
C
MICON /TUNER SCHEMATIC DIAGRAM
D106
R119
5.2 10K
MTZJ12B
SW
Q101
4.1
KTA1504S_Y_RTK
4.7
R125
4.7K 1/4W
X101
CSTLS16M0X53-A0
2
3 1
22 23
24
C124
0.1 F
5.2 2.6 2.9 0 3.9 4.3 0.2 5.1 4.7 5.2 2.4 2.1 0 0 5.2
42 41 40 39 38 37 36 35 34 33 32 31 30 29
1 2 3 4 5 6 7 8 9 10 11 12 13 14
0 0 0 5.2 0 3.2 5.1 0 5.2 3.7 3.7 5.2 5.2 0
NC
ATTENTION
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)
19
18
NC
NC NC NC NC NC NC NC NC
R140
R144
100
R141
2.7K
R145
2.7K
L101
2.7K
56uH
25
26
5.0 4.2 0 0 0 0
28 27 26 25 24 23 22
V-BUFFER
Q105
KTC3875S_Y_RTK
5.0
0
0
15 16 17 18 19 20 21
0 2.3 5.2 5.2 4.1 0 5.2
4.0 4.0 0 5.2
5 6 7 8
4 3 2 1
0 0 0 0
CAUTION
:SINCE THESE PARTS MARKED BY
:LES PIECES REPAREES PAR UN ETANT
CRITICAL FOR SAFETY,USE ONES
DANGEREUSES AN POINT DE VUE SECURITE
DESCRIBED IN PARTS LIST ONLY
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F G
20
FROM/TO IN/OUT
21
SCL
NC
SDA
I2C_OFF
REMOCON
KEY_A
KEY_B
POWER_ON_H
FROM/TO VIF/SIF/CHROMA
OSD_Y
OSD_B
OSD_G
OSD_R
SDA
SCL
W804
SYNC_VIDEO
H_CONTROL
PROTECT
POWER_ON_H
TUNER_VIDEO
SWD_V_OUT
W837
HD
FROM DEFLECTION
R159
VD
33K 1/4W
X-RAY
+30V
FROM POWER
POWER_FAIL
GND
FROM/TO REGULATOR
POWER_ON_H
DVD_RESET
DVD_H
RX
TX
P.CON+5V
AT+5.6V
GND
TO SOUND AMP
POWER_ON_H
A_MUTE
VOL_PWM
FROM/TO STEREO
TUNER_AUDIO
SCL
SDA
LUMINANCE SIGNAL
ARE
B.SIGNAL
G.SIGNAL
R.SIGNAL
F G
H
8
7
6
5
4
3
2
PCB250
TMB555
TUNER AUDIO SIGNAL
1
TUNER VIDEO SIGNAL
PLAYBACK VIDEO SIGNAL
TUNER AUDIO SIGNAL
H
G-12