(No.YA665<Rev.001>)2-45
2-46(No.YA665<Rev.001>)
POWER PWB ASS'Y (2/3)
SFL-90A5A-H2 [LT-52GZ79, LT-52GZ79/S]
SFL-90A5A-H8 [LT-52GZ79/BA]
SFL-90A6A-H2 [LT-52GZ79/E]
ggs20023001a_12/4_2/3_0.0
!
!
!
!
!
!
!
!
PC9503
PC9502
PFC_POW
PFC_POW
LB_POW
MAIN_POW
37/42
47
LB_POW
PFC_POW
TRANSF
FEED BACK
Q2 SW
SW
SW
SW
SW
SW
SW
DIFFERENCE PART LIST
LT-52GZ79EA
LT-52GZ79SA
SW
LT-52GZ79A
SW
LT47GZ78NASK
LT-47GZ78TA
LT-47GZ78B
LT-47GZ78SA
LT-47GZ78BA
LT-47GZ78A
SW
LT-52GZ79BA
LCD_POW
FEED BACK
VOLTAGE
ERROR AMP
/16V
LT-52GZ79BA
LCD5V/12V
AUDIO+13.5V
LT-52GZ79EA
ON/OFF
Va
d
j
GND
-
OUT
IN
REG.
REG.
SFL-90A6A
LT-52GZ79SA
LT-52GZ79A
-
LT47GZ78NASK
1k
68k
10k
12.24v
SFL-90A5A
1k
39k
3.3k
5.09v
LT-47GZ78TA
PFC_POW
MAIN_POW
ISOLATED
LIVE
FEED BACK
VOLTAGE
FEED BACK
IS
S-GND
VW
D1
G2
S1
S1
P-GND
VCC
IC_GND
ON/OFF
Va
d
j
GND
OUT
IN
D2
LT-47GZ78B
FB
LT-47GZ78SA
SFL-9092A
FEED BACK
VOLTAGE
CON
STB
LT-47GZ78BA
AUDIO_VCC
LT-47GZ78A
ASSY NO. - MODEL LIST
VOLTAGE
MAIN POWER
-
GND2
GND1
AUDIO_GND
GND2
GND2
GND2
GND2
GND2
GND1
GND24
GND2
GND1
GND1
GND2
GND1
GND1
GND1
GND2
GND2
GND24
GND24
Vcc_GND
GND24
GND24
GND2
GND2
GND24
GND24
GND2
GND1
GND24
GND24
IC_GND
BT32V
GND2
16V
AUDIO+13.5V
PFC_CTR
AUDIO_GND
PON
GND1
AC_IN
PFC_POW
STB_5V
MAIN_POW
18V
SW18V
375V
H9751
OPEN
UDZW3.9B-X
D9556
UDZW3.9B-X
UDZS3.9B-X
-90A6A
SFL
*
-90A5A
SFL
LC31334-003B
H9701
LC32802-001B
H9601
LC32819-001B
H9501
-9092A
SFL
4
3
2
1
STATUS
BURST DIM.
ON/OFF
ANALOG DIM.
QGA2013C2-04
CN00W
MTZJ16B-T2
D9653
QQR0621-002Z
K9610
QQR0621-002Z
K9609
QQR0621-002Z
K9608
QQR0621-002Z
K9607
QCZ9071-102
C9591
1/2W
R9603
2.2K
C9610
OPEN
Y9755
OPEN
Y9753
OPEN
Y9631
OPEN
Y9632
BW
Y9756
OPEN
Y9661
OPEN
ICP-N70-T
CP
CP9601
K9603
BW
K9604
BW
QUY160-125Y
Y9664
Y9662
OPEN
1
3
2
UTCTL431-T
IC9601
K9601
BW
K9606
BW
1/2W
R9552
47
C9552
OPEN
NQR0499-002X
K9751
C9754
OPEN
0.5%
R9754
OPEN
0.5%
R9755
OPEN
23
22
20
19
18
15
7
14
6
3
13
1
12
11
10
2
8
5
4
NC
NC
NC
NC
NC
NC
MP2A5038-F233
IC9501
D9557
OPEN
QEHR1CM-107Z
C9556
100/16
C9553
820p
QUY160-125Y
Y9663
0.5%
R9752
OPEN
0.5%
R9751
OPEN
C9752
OPEN
D9752
OPEN
D9751
OPEN
R9604
10k
Y9622
BW
R9758
OPEN
R9709
100k
R9708
330
Q9701
NPN
2
1
AUDIO_GND
AUDIO+13.5V
QGA2013C2-02
CN00F
Y9621
OPEN
NRSA02J-103X
R9605
10k
L9752
OPEN
D9611
OPEN
K9605
BW
R9608
100k
0.5%
R9609
3.9k
0.5%
R9607
6.8k
D9551
OPEN
1/8W
R9561
10k
QEHR1HM-107Z
C9562
100/50
QQL26AK-100Z
L9703
QEHR1CM-477Z
C9705
D9703
OPEN
R9554
OPEN
QECR1EM-687Z
C9753
680/25
R9576
100k
R9580
47K
R9631
1.8k
UN2212-X
Q9603
C9654
100/50
K9602
BW
QQL244J-101Z
L9651
C9653
33/50
MTZJ16B-T2
D9654
C9652
OPEN
D9652
OPEN
D9651
OPEN
C9704
OPEN
UN2213-X
Q9558
0.5%
R9704
68K
1/8W
R9553
22k
C9555
330p
0.5%
R9705
OPEN
0.5%
R9702
OPEN
0.5%
R9701
10K
C9702
OPEN
EC30HA03L-X
D9702
D9701
OPEN
R9651
OPEN
QQR1432-001
L9702
QECR1EM-687Z
C9703
680/25
R9641
1.8K
UN2212-X
Q9604
QECR1VM-337Z
C9701
330/35
C9651
OPEN
4
1
2
3
PS2581AL1/QW/
PC9504
R9579
OPEN
QQL26AK-100Z
L9701
0.5%
R9703
1K
R9706
0
R9707
OPEN
C9751
OPEN
Y9551
OPEN
1/2W
R9555
22
SD883-04-X
D9552
2
1
3
FCHS20A08
D9603
R9566
OPEN
R9567
OPEN
R9577
100k
1/2W
R9565
820
C9554
0.0018
5
4
3
2
1
PQ1CG2032FZ
IC9701
QQL26AM-4R7Z
L9753
R9625
CBW
QUY160-075Y
Y9752
C9557
0.1
L9751
OPEN
QFZ0230-563
C9551
1/8W
R9557
1k
2
1
3
FCHS20A08
D9602
C9559
0.001
R9574
68k
NCB31CK-105X
C9558
1
NRSA02J-223X
R9559
22k
0.5%
R9753
OPEN
R9562
OPEN
1/8W
R9564
68k
C9561
0.1
R9575
OPEN
NRSA02J-562X
R9573
5.6k
QUY160-075Y
Y9751
C9564
OPEN
Q9551
NPN
R9572
47k
Q9553
OPEN
Q9552
OPEN
R9563
OPEN
SD883-04-X
D9555
UN2213-X
Q9557
UN2212-X
Q9556
2SB1188/QR/-W
Q9555
NRZ0096-R010X
R9568
0.1
5
4
3
2
1
IC9751
OPEN
PTZ27B-X
D9553
PTZ27B-X
D9554
2
3
1
FCHS20A08
D9604
1SS355W-X
D9561
NRZ0096-R010X
R9569
0.1
NCB21HK-104X
C9612
0.1/50
0.5%
R9606
27k
R9652
OPEN
Y9602
BW2
R9621
1.8k
Y9601
BW2
QECQ1VM-128
C9601
1200/35
4
1
2
3
PS2581AL1/QW/
PC9501
L9601
OPEN
QRZ9046-105Z
1/2W
R9551
1M
C9611
OPEN
UN2212-X
Q9602
4
1
2
3
PS2581AL1/QW/
PC9502
K9551
OPEN
1/2W
R9578
150
1/8W
R9556
100k
1/8W
R9560
18k
C9560
0.047
D9556
*
UN2213-X
Q9702
1/8W
R9558
10k
C9592
OPEN
QECQ1VM-128
C9604
1200/35
10
9
8
7
6
5
4
3
2
1
24V
24V
24V
24V
24V
GND
GND
GND
GND
GND
QGA2013C2-10
CN00Q
R9757
OPEN
QECQ1VM-128
C9605
1200/35
4
1
2
3
PS2581AL1/QW/
PC9503
QECQ1VM-128
C9602
1200/35
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
16V
BT32V
GND
GND
GND
GND
LCD5/12V
24V
24V/16V
STB_5V
AC_IN
LCD_POW
PFC_POW
LB_POW
MAIN_POW
QGA2013C2-15
CN00A
C9603
OPEN
R9756
OPEN
L9602
OPEN
2
3
1
FCHS20A08
D9601
14
13
12
11
10
9
8
7
6
5
4
3
2
1
24V
24V
24V
24V
24V
GND
GND
GND
GND
GND
ST
A
TUS
BURST
DIM.
ON/OFF
ANALOG DIM.
QGA2013C2-14
CN00P
Y9754
CBW
12
11
10
9
13
14
15
16
1
2
3
4
5
6
7
8
QQS0406-002
T9501
DIGITAL PWB
(11/12)
CN001W
ANALOG PWB
(4/6)
CN10F
DC-DC PWB
CN00A
POWER PWB
(1/3)
POWER PWB
(3/3)
POWER PWB
(3/3)
POWER PWB(1/3)
LCD PANEL UNIT
[SLAVE SIDE]
LCD PANEL UNIT
[MASTER SIDE]
POWER PWB CIRCUIT DIAGRAM (2/3)