Regulator1 - Toshiba MD14FN1R Service Manual

Color television/ dvd video player
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A
B
8
FROM POWER
UNREG+12V
UNREG+8V
UNREG+5V
GND
5V REG IC
IC3001 KIA7805API
7
IN
GND
OUT
1
2
3
0
5.0
8.1
D3008
1N4005-EIC
C3005
6
16V
470
YK
9V REG IC
IC3005 KIA7809API
IN
GND
OUT
1
2
3
12.3
0
9.1
L3001
C3001
10uH
16V
1000
YK
TSL0808
5
D3006
1N4005-EIC
FROM/TO REGULATOR2
CP8001
(CD8505)
A2001WV2-11P
C3002
1
GND
2
GND
470P
CH
W819
3
TX
W803
4
RX
5
GND(M)
6
P.CON+9V
7
P.CON+5V
4
8
P.CON+3.3V
9
P.CON+3.3V
10
GND
SPDIF-134
11
SPDIF
P.CON+5V_A
S001X
FROM/TO AUDIO/VIDEO
3
D3007
CP8002
(CP8502)
IMSA-9604S-12Z14
MTZJ5.6B
1
GND
DVD_RESET
2
DVD RESET
3
ZERO
DVD_A_OUT_R
4
AUDIO-R
5
GND
DVD_A_OUT_L
6
AUDIO-L
7
GND
8
Y(G)
9
GND
10
C(CVBS)
11
GND
2
DVD_VIDEO_A
12
CVBS
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.
A
B
G-13
C
REGULATOR1 SCHEMATIC DIAGRAM
UNREG+12V
3.3V OUT
Q3003
L3000
KTC4369
5.0
3.3
10uH TSL0808
4.0
DRIVER
Q3004
DRIVER
KTA1281_Y
Q3006
R3014
8.0
8.2
KTC3203_Y
220 1/2W
8.0
DRIVER
7.9
7.2
W857
R3006
Q3010
10.8
KTA1281_Y
10K 1/4W
11.2
12.1
11.8
R3010
R3018
1M 1/4W
1K 1/4W
HS3001
763WAA0157
TX
RX
DRIVER
Q3000
KTA1281_Y
13.1
12.6
R3002
12.8
10K 1/4W
SW
12.8
Q3001
KRC102SRTK
5.1
0
S001Y
C3014
6.3V
100
YK
5V REG IC
IC3002
KIA7805API
IN
GND
OUT
ZERO
DRIVER
1
2
3
Q3009
8.1
4.9
0
KTC3209_Y
D3005
8.4
9.0
1N4005-EIC
DVD_Y
9.6
R3005
DVD_C
100 1/4W
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(AV PCB)
4.0
R3019
SW
DVD_H
Q3007
0
2.2K 1/4W
KTC3875S_Y_RTK
0
DRIVER
Q3008
KTC3203_Y
8.0
5.0
3.6
DRIVER
Q3005
KTC3209_Y
9.0
11.9
P.CON+9V
9.6
CAUTION
ATTENTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D
E
F
G
FROM/TO SOUND AMP
GND
TO STEREO
P.CON+12V
P.CON+5V
GND
FROM/TO VIF/SIF/CHROMA
8.5VREG
AT5.7VREG
DVD_Y
DVD_C
UNREG+12V
P.CON+5V
P.CON+9V
GND
TO DEFLECTION
P.CON+5V
GND
AT5.7VREG
FROM/TO MICON/TUNER
DVD_H
POWER_ON_H
DVD_RESET
RX
TX
P.CON+5V
AT+5.6V
GND
8.5VREG
POWER_ON_H
TO IN/OUT
P.CON+5V_A
AT+5.6V
P.CON+9V
P.CON+5V
P.CON+12V
SPDIF-134
DVD_A_OUT_L
DVD_A_OUT_R
ZERO
DVD_VIDEO_A
GND
DIGITAL AUDIO SIGNAL(PB)
PLAYBACK LUMINANCE SIGNAL
PLAYBACK COLOR SIGNAL
PLAYBACK VIDEO SIGNAL
AUDIO SIGNAL(PB)
CAUTION: DIGITAL TRANSISTOR
:LES PIECES REPAREES PAR UN
ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F
G
H
8
7
6
5
4
3
2
PCB250
TMB555
1
H
G-14

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