Sharp LC-26DV24U A Service Manual page 24

A B
8
7
FROM/TO POWER
INV_SW+24V
INV_GND
SW+12V[UNREG]
AT+5V
P.CON+5V
P_GND
INV_GND
6
SW+12V[UNREG]
5
P.CON+5V
P_GND
4
3
2
2A 125V
1 CAUTION
:FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE FUSE
ATTENTION
:POUR UNE PROTECTION CONTINUE LES RISQUES D'INCEIE
N'UTILISER QUE DES FUSIBLE DE MEME TYPE
CAUTION
:F404 IS MANUFACTURED BY SKYGATE CO.,LTD., TYPE 20N.
A B
H-27
C
2A 125V
F404
13.5
12.4
20N_2000FS
2A 125V 12.8 EV+17V REG
Q422
KTB1151
12.8
13.5
R495
5.1
5.2
100
4.5 4.5
SW+12V REG
SW+12V REG
Q420
Q423
KTC3875S_Y_RTK
KTC3875S_Y_RTK
5.2 5.2
P.CON+5V SW
4.4
Q417
KTA1281_Y
P.CON+5V SW
3.5
Q408
R480
3.0
KTC3875S_Y_RTK
2.2K
2.3
C491_1
6.3V 220
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
2A 125V(F404).
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
2A 125V(F404).
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D E
POWER2 SCHEMATIC DIAGRAM
(POWER PCB)
LCD+B REG BLOCK
12.4
12.3
W820
LCD+B 12V SW
Q413
11.6
KTA1281_Y
5.3
4.6
2.5V SW
Q419
5.4 KRC102SRTK
MHE
CAUTION
:SINCE THESE PARTS MARKED BY
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D E
F
W810
LIGHT_CTL VDIM
LIGHT_POWER_H BLON
SW+12V
W836
LCD+B LCD+B
TO AV SWITCH
P.CON+5V
TO SOUND
P.CON+5V
PANEL_POWER_H LCD-H
TO JACK2
P.CON+5V
TO JACK
P.CON+5V
FROM/TO REGULATOR
SW+12V
VDIM
BLON
LCD-H
LCD+B
P.CON+5V
SYS_POWER_H
AT+5V
ATTENTION
:LES PIECES REPAREES PAR UN ETANT
ARE
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F
G H
CP406
A2001WR-14A
+24V 1
+24V 2
+24V 3
+24V 4
+24V 5
GND 6
GND 7
GND 8
GND 9
GND 10
11
NC NC
12
ON/OFF
PWM/Dimming 13
14
NC NC
14PIN
CD406_1
E82E1301
PCB240
CEG353
CAUTION: DIGITAL TRANSISTOR
G H
H-28
8
7
6
5
4
3
2
1