Regulator Schematic Diagram - Sharp LC-26SB14U - 26" LCD TV Service Manual

A B
8
AT+5V
7
FROM/TO POWER2
SW+12V
VDIM
BLON
LCD-H
LCD+B
TU+32V SW
P.CON+5V
Q409
SYS_POWER_H
KTA1504S_Y_RTK
36.4 36.4
AT+34V
6 R496
35.8
22K
FROM/TO POWER
0
POWER_FAIL
AT+34V
0
P.CON+5V
AT+5V
SYS_POWER_H
P_GND
P_GND
IC409
5
IN
1
12.4
SW+12V
4
P_GND
3
2
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A B
H-29
C
3.27
5.37
5 4
OUT IN
ON/OFF GND
NC
1 2 3
5.35 0 NC
R430
1K
R502
1.5K 1/4W
P.CON SW
Q410
KRC102SRTK
5.2
9V REG.
KIA7809API
GND OUT
2 3
0 9.06
SH407 SH404
YQ-12 YQ-12
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

REGULATOR SCHEMATIC DIAGRAM

(POWER PCB)
AT+3.3V
P_GND
TUNER+30V
P.CON+9V
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 G
FROM/TO REGULATOR2
CP401 (CP3001)
127301123K2
1 TUNER+30V
2 POWER_FAIL
3 SYS_POWER_H
4 AT+3.3V
5 GND
6 P.CON+5V
7 AT+5V
8 AT+5V
9 GND
10 GND
11 LCD+B
12 LCD+B
13 LCD_H
14 P.CON+9V
15 GND
16 GND
17 STBY_H
18 SW+12V
19 REMOCON_IN
20 LIGHT_CTL
21 KEY_A NC
22 LIGHT_POWER_H
23 KEY_B NC
CAUTION CAUTION: DIGITAL TRANSISTOR
:SINCE THESE PARTS MARKED BY ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F G
H
8
7
FROM/TO JACK2
STBY-H
IR_REMO
GND
6
TO AV SWICTH
P.CON+9V
GND
5
GND
4
TUNER+30V
POWER_FAIL
SYS_POWER_H
AT+3.3V
P.CON+5V
AT+5V
P_GND
3
LCD+B
LCD-H
P.CON+9V
STBY-H
SW+12V
IR_REMO
VDIM
BLON
2
PCB240
CEG353
1
H
H-30