AOC LE26W154, Service Manual

Page: 26 / 73

26
9. Schematic Diagram
9.1 Main Board
715G4786M0E000005F
1 2
FB706
120R/3000mA
L0603
1 2
FB711
120R/3000mA
L0603
C739
NC
C0603
C
72
3
22U
F
6.
3V
C0805
1 2
FB719 120R/3000mA
L0603
C740
22UF 6.3V
C0805
5VSB 5V
GND
C
72
2
10
0N
5
0V
C0603
1 2
FB713
120R/3000mA
L0603
C7
0
6
10
uF
6
.3V
C0603
3.3V
5V
C7
08
10
uF
6.
3V
C0603 R713
22 OHM +-1% 1/10W
R0603
R709
100R
R0603
BRT_CTRL
5V 3.3V
+ C734
470uF 16V
Q706
PMBS3904
1 2
FB707
120R/3000mA
L0603
OEM MODEL Size
Rev
Date Sheet of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹 B
Custom
4 23 Wednesday , August 10, 2011
< 称爹 >
4: Main Power 1
G4786-B-X-X-2-110128
5VSB
R737
NC/4.7K 1/10W
PS_ON
3.3V
R736 NC/MAX 0R05 1/16W
3.3V
5VSB
+ C707
470uF 16V
+ C702
470uF 16V
+
C724
470uF 16V
R722
10K 1/10W
Delete AC Detect circuit.
R725
3.6K +-1% 1/10W
+ C765
470uF 16V
1
2
3
4
5
6
7
8
9
10
11
12
13
CN701
NC/CONN
R728
9.1KOHM +-1% 1/10W
AUX_POWER_ON#
+ C727
470uF 16V
R721
1K 1/10W
+ C731
100UF 16V
Q705
PMBS3904
1 2
FB728 120R/3000mA
L0603
R720 100K 1/10W 5%
1 2 FB705
120R/6000mA
L0805
R718
22K 1/10W
1 2 FB709
120R/6000mA
L0805
1 2 FB710
120R/6000mA
L0805
R719
NC/200K 1/10W
1 2 FB712
120R/6000mA
L0805
1 2
FB714
120R/6000mA
L0805
1
2
3
4
5
6
7
8
9
10
11
12
13
CN704
CONN
BL_ON/OFF
C713
100N 50V
C0603
BL_ON/OFF_PRE
BRT_CTRL_PRE
12V_PRE
12V_PRE
24V_PRE
24V_PRE
PS_ON_PRE
5VSB_PRE
C751
0.47uF 16V
5VSB_PRE
5VSB_PRE
C701
100N 50V
5V
5VSB
C732
NC/4.7uF K 25V
2.302A
R702
4.7K 1/10W
5V
R701
1K 1/10W R704
NC/4.7K 1/10W
Q701
PMBS3904
C726
100N 50V
C0603
1
2
FB729
120R/3000mA
L0603
VIN
3
VOUT
2
GN
D
1
U704
S
1
S
2
S
3
G
4
D
8
D
7
D
6
D
5
Q704
AO4449 -7A/-30V
R703
4.7K 1/10W
C710
NC/10uF 6.3V
C714
100N 50V
C0603
R791
4.7K 1/10W
SXL_PWRON
R710
10K 1/10W
R707
NC/4.7K 1/10W
PS_STANDBY : High to open +24V & +12V
INVETER_ON_OFF: follow panel spec
BRIGHT_ADJ: follow panel spec
AC_DET:
R706
4.7K 1/10W
10x9mm
R711
NC/4.7K 1/10W
R708
4.7K 1/10W
R712
1K 1/10W
+
C716
330UF 35V
R738
MAX 0R05 1/16W
Q702
PMBS3904
10x9mm
3VSB
R739
MAX 0R05 1/16W
R714
4.7K 1/10W
R716 NC/4.7K 1/10W
R717
4.7K 1/10W
BL_ON/OFF_PRE
Q703
PMBS3904
BRT_CTRL_PRE
12V_PRE
12V_PRE
Vcore 1.04V
R715
33R 1/16W 5% R0402
24V_PRE
24V_PRE
Vout = 0.8( 1+ Rtop/Rbot)
PS_ON_PRE
5VSB_PRE
5VSB_PRE
Vout=0.8x (1+3.3K/9.1K) = 1.09V for G5684
5VSB_PRE
24V_PRE
BL_ON/OFF_PRE
12V_PRE
PS_ON_PRE
5VSB_PRE
BRT_CTRL_PRE
R723 0R05 1/10W
Fs = 600K Hz
R724 10K 1/10W
1 2
FB718 120R/3000mA
L0603
VIN
3
VOUT
2
GN
D
1
U705
G1084-33TU3Uf
TO263GOI
C729
1N 50V
C0402
C719
100N 50V
C0603
5V
1 2
FB715
120R/6000mA
L0805
+
C721
330UF 35V
C733
NC
C0603
EC080-35 も础
1 2 FB708
120R/6000mA
L0805
TO252
0.771A
0.158A
C720
100N 50V
C0603
C735
100N 16V
C0402
TO263
System power
C728
100N 16V
C0402
SYS_PW
Norm al: High
Stand_By:
Low
3.3V,
3.3VSB,
2.5V,
1.5V
0.21A
C736
10U 16V
C0805
24V
12V
HP_VCC1V
HP_VCC_25
HP_VCC_15
HP_VDDM
R726
27K 1/10W 1%
R0603
C744
NC
C0603
VIN
3
VOUT
2
GN
D
1
U702
G1084-33TU3Uf
TO263GOI
C745
1nF
C0603
COMP
1
GND
2
EN
3
IN
4
LX
5
LX
6
FREQ
7
FB
8
Thermal Pad
9
U706 G5684F11U
56A379-92
VOUT
2
VIN
3
AD
J
1
U703
G1084T43Uf
TO252GOI
R727
120K 1/10W 1%
R0603
C7
0
3
10
0N
5
0V
C0
60
3
1
2
D701
SK54B
SMB
L701
2.2uH 20mOHM 8A
L75X70-SMD
C737
100N 50V
C0603
C
70
4
10
0N
5
0V
C0603
C738
22UF 6.3V
C0805
C
705
22
U
F
6
.3
V
C0805