Sharp LC-26DV24U A Service Manual page 23

A B
8
F401
6.3A125V
6.3A 125V
51MS063L
CP404
003P-2100
FH401 FH402
EYF-52BCY EYF-52BCY
J401
YKE31-0149N
1
BLACK
3
WHITE
7
COIL,LINE FILTER
L401
SS30V-R200132
SH402 SH410
YQ-12 YQ-12
6
5
D405
1N5406FL-6737
W834
4
D407
1N5406FL-6737
3
2
6.3A 125V
1 CAUTION
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE FUSE
6.3A 125V(F401).
ATTENTION
:POUR UNE PROTECTION CONTINUE LES RISQUES D'INCEIE
N'UTILISER QUE DES FUSIBLE DE MEME TYPE
6.3A 125V(F401).
A B
H-25
C
COIL,LINE FILTER
1 2
L402_1
SS11V-R22020-CH
3 4
(SMALL)
D415
1N4005-EIC
2
4
20.46 20.46
VCC SW
R463
Q401
19.75
KTA1281_Y
22K
D408
1SS133
0
VCC SW
6.6
Q403
KRC102SRTK 0
R412
B404
POWER CONTROL IC 0.22 1W W5RH3.5X5X1.0
MP3A5038
IC401
4 5 7 8 10 11 12 13 14 15 18 19 20 22 23
C408
R416
470P B
R410
10 1/4W
C409
820 1/4W
1 B
R411
10K
HS403
C418 R498
763WAA0367
0.001 100 1/4W
B
NCNC
C407_4
FM
50V 220
CAUTION: IS THE LIVE CONNECTION
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)
R497
D432_2
1 1W
RL106F-E
164.0 0 0
5 7 8
D S S
Vcc CL FB Vdd
4 3 2 1
16.0 2.5 1.0 5.9
R433
270K
C428
R437
0.001 B
D424
MTZJ3.3B
2.2 1/4W
166
SW Q418
166 2SA1759_T100
R506
R541 180K
9.0
100 1/4W
R469
PROTECT 10K
Q404
KTA1504S_Y_RTK
7.1 0
0
0
0 0
PROTECT
0 0
Q405
KTC3875S_Y_RTK
POWER SW
IC406
PS2561AL1-1-V(W)
0.3
0.3
R429 T401
81400854
1M 1/4W RCR
C423
B401 1.0 6.0
W5RH3.5X5X1.0 8 9
630V 0.082 FGSM
D421 R428
0 12.5
EC31QS04 330 1/2W 7 10
R536
0
270 1/2W 11
Q2 DRIVE
Q407 219 0
KTA1281_Y
5 12
159.0 159.0
24.5
0
216.3 4 13
NC
165 24.5
165.6
3 14
165 19.0
Q2 DRIVE
2 15
R423 Q406 2SC2120Y
219 0
2.2K 1/2W
1 16
R421
2.2K
1/2W
FEED BACK
IC408
PS2561AL1-1-V(W)
20.5
2.5
0 19.4
SH406
YQ-12
CAUTION
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
NOTE:
ATTENTION
:LES PIECES REPAREES PAR UN ETANT
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D E
F
R447
D444
15 1/4W
1F5-E
T402 81190084
D443_1
R436 166.0
0 FCH10A20
1 10
NC
68K 1/2W
36.4
0
C430 NC 2 9
2KV 0.0022 R
166.0
5.2
3 8
0 0
4 7
0
0
5 6
NC D442 R445
1H3-E 100
FEED BACK
D445
D433 1/4W
IC410 MTZJ15B
PS2561AL1-1-V(W)
1H3-E R441 R443
5.0
15K 1K
1.0
5.0
5.0
BUFFER
D
Q424
16 G BUFFER
KTC3875S_Y_RTK
Q425 3 2
16
S
R544 220K
SSM3K302T 4.0 0 2.5
0
5.0
R451 C443
5.0
1K 0.01
D413
0 R475
OVP PROTECT
220 1/4W
MTZJ30B
IC405
R478
PS2561AL1-1-V(W)
0
D 0 470 1/4W
1.176 2.2
G
R477
SOFT SWITCH
S Q412
4.7K 1/4W
SSM3K302T
0
0
D416
31DQ06-FC
D435
W887
ERC91-02
D440
YG862C15R
R432
C401_1
22 1W 2KV 0.0015 R
D437
FCH10A20
HS405
763WAA0365
W822
R438 R503
2.2K 1/4W 470 1/2W
C439
220P B
C437_1 R446
100V 0.1 MMTS 10K
REGULATOR IC
IC403
KIA431A-AT
3 2 1
19.4
0 2.4
CAUTION: DIGITAL TRANSISTOR
THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
F
G H
AT+34V
L413
AT+5V
10uH_TSL0808
P_GND
R458
10K
5.2
R452
4.4
1K 1/4W
5.2
R505
POWER FAIL SWITCH
POWER_FAIL
Q416
18K
KTA1504S_Y_RTK
FROM/TO POWER2
REGULATOR IC
IC404
KIA431A-AT
AT+5V
P.CON+5V
INV_SW+24V
1
SW+12V[UNREG]
INV_GND
P_GND
B
SYS_POWER_H
INV_SW+24V
AT+5V
TO SOUND
AT+5V
SYS_POWER_H
SOUND+B
SOUND_GND
P_GND
P_GND
SW+6V[UNREG]
FROM/TO REGULATOR
AT+5V
W840
SOUND+B
POWER_FAIL
AT+34V
SW+6V[UNREG]
SYS_POWER_H
SOUND_GND
P_GND
L411
SW+12V[UNREG] TO JACK2
10uH_TSL0808
AT+5V
P_GND
P_GND
INV_SW+24V
INV_GND
PCB240
CEG353
G H
H-26
8
7
6
5
4
3
2
1