Sharp LC-40LE730E - 40”; 46” Power Unit Block Diagram (Rdenca440 Wjqz)

LC-40LE730
LC-46LE730
48
40”/ 46” POWER UNIT BLOCK DIAGRAM (RDENCA440WJQZ)
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
D D
C C
B B
A A
APPROVED:
TILE:
Date: 2011/9/16
File:
D:\AD6\ 方塊圖 \BD-FSP148-3FS01-BLOCK.SchDoc
CHECKED:
PCB File:FSP148-3FS01
size: A2 rev:0
DESIGNER:
Sheet of00
P/N:
線路圖 表單編號 :7000P-0106
FSP148-3FS01
LJ JL FEIMIN
3BS0295111HF
全漢企業股份有限公司
FSP GROUP
R
FSP Technology Inc.
CIRCUIT BLOCK DIAGRAM
INPUT
A. EMI FILTER AND RAW B+ CIRCUIT
PFC
CONTTROL
CIRCUIT
POWER
TRANSFORMER
PWM
DRIVER
CIRCUIT
B. MAIN POWER STAGE
CONSTANT VOLTAGE
CIRCUIT
C. SECONDARY OUTPUT
D.OUTPUT CONTROL
E.FEED-BACK CIRCUIT
CLAMP
NETWORK
POWER
TRANSFORMER
PWM/SWITCH
DRIVER
CIRCUIT
OPTO-ISOLATOR
RECTIFER CIRCUIT
&
FILTER
CONSTANT VOLTAGE
CIRCUIT
5Vs
G. SECONDARY OUTPUT
I.OUTPUT CONTROLH.FEED-BACK CIRCUIT
OVP DETECT
OPTO-ISOLATOR
OPTO-ISOLATOR
OPTO-ISOLATOR
J.FEED-BACK CIRCUIT
ON/OFF
POWER
PFC
F. STAND BY POWER STAGE
AUX. POWER
RECTIFER & CIRCUIT
FILTER
12V
FUSE
EMI
FILTER
MAIN
RECTIFIER
AC
OVP
5.75V
AUX. POWER
RECTIFER & CIRCUIT
BL_ON
PWM
VLED
LED
LED
Driver
Bar
K. LED DRIVER STAGE
FILTER
12V PNL
BL_ON
OPTIONAL