Sharp LC-32LE225E Service Manual page 54

LC-32LE225
LC32LE225EB POWER UNT BLOCK DIAGRAM RDENCA411WJQZ (CMI PANEL)
I
F101
TH101
3_15A
L
AC
VA101
INLET
220VAC
N
H
400V
G
VCC
F
JUMPERS SETTINGS
E
PANEL J201 J202 J201 SHARP CODE
CMI X RDENCA411WJQZ
D
C
24V GND
B
P803
1 2 3 4 5 6 7 8 9 10
LED DRIVER
A
1 2 3
EMI FILTER
LF101/102
P1
L603 D601
BD101
PFC
INDUCTOR
L601
P2
U601
NCP1608
5
ZCD
8
VCC VCC
7
DRV
Q608
1
FB 4
CS
Q607
3 6
CT GND
P1
CONTROL
2
PFC Controller
400V
OVP Protection
BLON PWM
J201
ERR GND
J202
J203
PSON
5.75V
P801
11 12 13 14 1 2 3 4 5 6 7 8 9 10
TO MAIN
Add this jumper to force start up PSU
4 5 6
PRIMARY
VOLTAGE
400V
D602
C601
MAIN RESONAT POWER
CONTROLLER
Q105
U101
SSC9512S
PFC
1
16
VSEN
DRIVER VGH
8
REG
2
VCC
VCC
14
VB
Q601 C111
4
SGND
15
VS
9
5 RV
CSS
C144
11
VGL
R621
Short circuit to
10
PGND
disable OCP
R131
3 6
FB
OC
RC
7
PC101
R127 C108
STANDBY
CONTROLLER
U501
A6069H
D504
4
D
FB
PC501.
D
D505
Q502 OCP
3
GND
2
BR
P2
PC102. VCC
5
R523
D506
Q503
VCC
PC502.
C611
+12V
ZD504
C512
5VS +12V GND
P801 P802
11 12 13 1 2 3 4
TO IP MODULE
ONLY FOR LE225
7 8 9 10
54
POWER SUPPLY BLOCK DIAGRAM LC32LE210/220/225
RDENCA411WJQZ ( FSP129-4F01 )
CMI PANEL
15 10 2010
POWER DRIVERS
Q101 C402
C401
R401...406
Dumy Load
C301
Q102
T101
R301...303
MAIN POWER
TRANSFORMER
C102
+24/+12V
C101
PC101
REG
U201
STANDBY
TRANSFORMER
T501
8
S1
7 Q201
D201
1
C201
C202
R521 Q204
+12V
Q203 PSON
D203
D503 S3
C204
Q202
PC501 PC502
5VS/5.75V
REG. U202
ON/OFF
S3
SECUNDARY
OVERVOLTAGE
PC102
Q205
13
11 12
007SHT
+24/3A
+12V/3,5A
C308
GND
L201
5.75V/2.25A
C203
L202
5VS/0,35A
C205
PSON
Q206
12V S3
ZD201 ZD202
14
15 16