Power - Toshiba 14DLV75 Service Manual

14-inch lcd tv/dvd combination
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A
B
8
FROM/TO INVERTER
7
CP3803
(CD7001)
A2001WV2-8P
8
LCD ON/OFF
7
I-PWM
6
GND(B.L)
5
GND(B.L)
4
GND(B.L)
3
V IN
2
V IN
L3802
1
V IN
10uH
TSL0808
6
FROM/TO REGULATOR2
CP3804
(CD501)
A2001WV2-4P
4
GND
3
GND
2
ADAPTER+12V
1
ADAPTER+12V
20N_5000FS
5
DC JACK
J3801
HEC0824-010010
1
3
2
4
R3803
0.047 1/4W
R3804
0.047 1/4W
C3805
3
16V
1000
YK
C3806
0.1 B
5V CONTROL
AL1010
C3808
11.6
VIN
0.018 B
4.5
V5/PWON
1.2
Vref/SS
1.3
CC
2
5A 125V
CAUTION
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE FUSE
5A 125V (ICP3801)
ATTENTION
1
:POUR UNE PROTECTION CONTINUE LES RISQUES D'INCEIE
N'UTILISER QUE DES FUSIBLE DE MEME TYPE
5A 125V (ICP3801)
CAUTION
:ICP3801 IS MANUFACTURED BY SKYGATE CO LTD.,
TYPE 20N
A
B
G-9
C
AT5V REG
IC3803
KIA78D05F
5A 125V
IN
GND
OUT
1
2
3
12.0
0
5.1
W809
ICP3801
5A 125V
W850
D3801
1SS133
L3801
11.5
5.2
5.2
15uH
4
5
6
SBPSC
3
2
1
11.7
5.2
5.2
IC3801
11.7
CS
C3817
11.7
4.5
EXT
0
470P CH
POWER ON SW
GND
R3808
R3807
0
Q3802
1.2
FB
DTC124EKA
0
30K
1.8K
+-1%
+-1%
CAUTION
:SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
ATTENTION
:LES PIECES REPAREES PAR UN
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
C
D
E
POWER SCHEMATIC DIAGRAM
(AV PCB)
D2
5.0
14
IN
V.C
OUT
V.ADJ
GND
6
CVCC COSC
1
2
3
4
5
12.0
5.1
9.1
0
0
NC
NC
CP1
9.4
SW
Q3805
DTA144EKA
R3815
11.3
11.3
22K
0
W826
0
0.7
SW
Q3804
0
KTC3875S_Y_RTK
W818
B3802
W4BRH3.5X6X1.0
0
4.9
POWER ON SW
Q3803
0
DTC114EKA
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
ETANT
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.
D
E
F
G
C3826
0.22 B
C3827
0.22 B
4.2
0
0
0
17.8
33.7
13
12
11
10
9
8
NC
NC
NC
CP3
CP3
CP1
GND
CP2
CP2
CREG COUT
1
2
3
4
5
6
7
5.1
0
17.0
9.5
30.9
30.6
C3819
C3823
0.22 B
0.22 B
C3820
C3824
0.22 B
0.22 B
D3807
1SS133
5.0
5.0
SW
Q3807
5.0
0
KTC3875S_Y_RTK
SW
Q3806
11.3
0
KTC3875S_Y_RTK
CAUTION: DIGITAL TRANSISTOR
CAUTION: DIGITAL TRANSISTOR
F
G
H
FROM/TO SOUND AMP
8
SOUND+B
AT+5V
P.CON+5V
P.CON+9V
SOUND_GND
GND
FROM/TO MICON
FROM/TO MICON
LCDON
POWER_ON_H
AT+5V
7
P.CON+5V
RESET
SDA
SCL
GND
FROM/TO TUNER/STEREO
6
P.CON+32V
P.CON+9V
P.CON+5V_A
SOUND_GND
GND
FROM/TO IN/OUT
P.CON+9V
P.CON+5V
5
P.CON+5V_A
GND
4
3
FROM/TO DECODER
CP3805
(CD804)
A2001WV2-6P
5V
1
5V
2
GND
3
GND
4
SCL
5
SDA
6
2
1
PCBD20
CMD002
H
G-10

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