Toshiba 15LV505 Service Manual page 83

A B
8
J501
CCT2302-0901C
NC
7
4
2
F501
NC
51MS040L
COIL,LINE FILTER
4A125V
L501
FH501 FH502
SS24H-10100
EYF-52BCY EYF-52BCY
4A 125V
6
R502
150
5
POWER CONTORL
IC501
FA5531P-A2
5.7 169.0
ZCD VH
2.8
FB NC NC
1.8 21.0
IS VCC
0 21.3
GND OUT
4
3
CAUTION: IS THE LIVE CONNECTION
2
4A 125V
CAUTION
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE FUSE
1 4A 125V (F501)
ATTENTION
:POUR UNE PROTECTION CONTINUE LES RISQUES D'INCEIE
N'UTILISER QUE DES FUSIBLE DE MEME TYPE
4A 125V (F501)
A B
H-31
C
W808
D508 D510
3
RM11C-EIC RM11C-EIC
D507 D518
1
RM11C-EIC RM11C-EIC
W810
TH501
5D2-08LCS
SWITCHING
Q501
STF10NK50Z
169.0
D
20.0
G
S 1.8
R544 2 1/4W +-1%
B501
(21-25)
R545 2 1/4W +-1%
W4BRH3.5X6X1.0
(21-25)
R546 2 1/4W +-1%
(21-25)
R547 2 1/4W +-1%
R511 C517
33 1/4W 330P B
D511
1H3-E
HS501_1
763WSA0068
NC
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
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
POWER SCHEMATIC DIAGRAM
(POWER PCB)
SMALL
T501 81240018
D515
FCHS10A08
12.0
169.0
1 12
5.8
NC 2 11
0
169.0
3 10
0
9
12.0
0
5 8
0
0
6 7
D523
FCQ10A04
D516 C520
1H3-E 50V 4.7 MHE_P
D517
MTZJ12B
D514
RU3AM-EIC
R517
1K
C521 R519
0.1 B 10K
FEED BACK
IC505
PS2561AL1-1-V(W)
2.8 12.0
11.0
0
REGULATOR
IC502
KIA431A-AT
C A REF
3 2 1
11.0 0 2.5
SH501
YQ-12
CAUTION
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
NOTE: THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
D E
F
DC-DC CONVERTER
SW IC503
Q503 LA5797M-TE-L-E
KRA103MAT
0
12.0
V_IN VRET
12.0 12.0
0 0
0
EN CPOUT
SW
Q504
0
KRC103SRTK 0
3.0
NC NC GND
0
1.3
NC NC FB
L503
220K +-1%
22uH
C543_1 1
TSL0808
L504
10uH
HS502_1
TSL0808
763WSA0068
NC
POWER FAIL SW
5.8 Q505
R529
KTA1504S_Y_RTK
5.8
2.2K 1/4W
R535
4.0
8.2K
FROM/TO JACK/OUT
CD502 (CP2201)
E8231001
1 GND
2 KEY-B
3 KEY-A
ATTENTION 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
INV+B
FROM/TO BACKLIGHT INVERTER
INV_GND
POWER_ON_H
INV+B
POWER_ON_H
INV_GND
INV_SGND
LIGHT_CTL
INVERTER_H
INV_SGND
GND
D520
7
MA111
FROM/TO SOUND AMP
C538 D519
25V 0.15 B MA111 POWER_ON_H
C539 D522
SOUND+B
SOUND_GND
25V 0.15 B MA111
FILTER_MUTE
GND
D521
P.CON+32V
MA111
R536 R543
FROM/TO JACK OUT
22K
B 50V(21-25)
6
S_DET
AT+12V
GND
AT+5.8V
GND
W840
M_GND
POWER_FAIL
5
W835
SOUND+B
SOUND_GND
4
FROM/TO REGULATOR
CP501 (CP3001)
A2006WV0-2X10P
FILTER_MUTE
FILTER_MUTE 1
NC 2
AT+12V
AT+12V 3
AT+5.8V 4
AT+5.8V 5
GND 6
M_GND
M_GND 7
3
P.CON+32V
P.CON+32V 8
LIGHT_CTL
LIGHT_CTL 9
INVERTER_H
INVERTER_H 10
S_DET
S_DET 11
POWER_ON_H
POWER_ON-H 12
AT+12V 13
AT+5.8V
AT+5.8V 14
GND 15
GND 16
GND
GND 17
POWER_FAIL
POWER_FAIL 18
KEY-A
KEY-A 19
KEY-B
KEY-B 20 2
KEY-B
KEY-A
TO/USA
CD3001
E82K1701
PCB240
CEH421
CAUTION: DIGITAL TRANSISTOR
1
G H
H-32