Sharp LC-32LE225E

56
LC-32LE225
1
2345678910
11 12
13
14
15 16
I
H
G
F
E
D
C
B
A
LC32LE225E POWER BLOCK DIAGRAM RDENCA409WJQZ (AUO PANEL) (2/2: LED DRIVER)
005SHT
Q701
Q702
C701
PC802
C702
PC803
PC801
Q705
C802
C802D
Q802
Q801
Q806
Q809
Q807
Q816
Q810
Q805
Q813
Q808
PC804
Q818
POWER SUPPLY BLOCK DIAGRAM LC32LE210/220/225
15 10 2010
VCC1
U701
VCC
2
SSC9512
SGND
4
CSS
1
RESONAT
CONTROLLER
VSEN
VGH
11
15
14
REG
10
63
FB
RC
VB
VS
VGL
PGND
OC
LED DRIVER (2/2)
RDENCA409WJQZ ( FSP119-3FS01 )
AUO PANEL
N1
16
400V
T701
VLED1
9
8
7
5
VCC
VLED-P
LED DRIVER
L801
VLED2
VLED1 21K
VFB
2A
IFB
VLED1
VLED2
**K
*A
VFB
+12V 9V-E
VFB PWM
9V-E
OVP
U802
-
+
-
+
6
5
3
2
IFB
9V-E
P802
7
1
3
-
+
2
U801
1
OVP
EN
Q811
Q812
P803
TO
MAIN POWER
EN
ERR
21K
**K
X 7 CIRCUITS
1
2
3
4
6
5
8
7
10
9
12
11
13
11
6
9
7
12
2
1
10
8
4
3
5
3A
31K
32K
42K
41K
4A
1A
11K
12K
22K
21K
2A
TO
MAIN POWER
TO MAIN POWER
U803
BLON
Short circuit to
disable OCP
Short circuit to GND to
disable secondary protections
PRIMARY SECONDARY
X 7 CIRCUITS
TO STOP
MAIN POWER
LCN202 LCN201
C-BALANCE
REGULATION
LED DRIVER
CURRENT
FEEDBACK
FEEDBACKVOLTAGE
CURRENT
FEEDBACK
TO PANEL TO PANEL