AOC L42H861 Service Manual page 51

42"LCD TV
From
R701
Power R702
Board FB702
C708 C709
R704 R705
100pF 100pF
NC/4.7K OHM 1/10W
4.7K OHM 1/10W
CN701
1 FL701
2 EMI FILTER
3 1 3
4
5 C716 C717
6 + C718
7 0.1uF 0.001uF
8 100uF/25V
9
10
11
12 FL702
EMI FILTER
1 3
CONN
C723 C724
95T 82512D515 + C725
0.1uF 0.001uF
12P S/T 2.5mm
47uF/35V
FL703
EMI FILTER
1 3
C733 C734
+ C735
0.1uF/16V 0.001uF
100uF/25V
PWR_ON R716 22K OHM 1/10W
12,17 PWR_ON
+5VSB
C
B E
PS_ON R723 10K OHM 1/10W
R724
47K OHM 1/10W
100 OHM 1/10W PS_ON
100 OHM 1/10W
BL_ON_OFF 9,12
1 2 120 OHM
BL_BR_CTRL 11
12V
P12V
C705
24V
P24V 0.1uF/16V
C736
5V
+5VSB 0.1uF/16V
Vout = 0.8x(R1+R2)/R2
+5VSB
+5VSB
R713
1K OHM 1/10W
R714
PS_ON
10K OHM 1/10W
R715 10K OHM 1/10W Q701
2SC2412KR
Q702
2SC2412KR
VCC5D
Q705
AO4411
1 8
S D
2 7
S D
3 6
S D
R725 C758 4 5 C759 + C757
G D
47K OHM 1/10W
0.22uF 0.22uF 220uF/10V
R726
22K OHM 1/10W
Q704
2SC2412KR
VCC5D D3V3
U702
G1084-33TU3Uf
3 2
VIN VOUT
+
C702 C701 C713 + C712
0.1uF/16V 47uF/16V 0.1uF/16V 220uF/25V
VCC5D
FB703
R709
1 2
300 OHM
10 OHM 1/10W C727
+ C726 C728
0.1uF/16V
220uF/25V 0.1uF/16V
R710
U706
G5627F11U
NC/10K OHM 1/10W
1 8
VCC VIN
2 7 L702 4.7uH
REF LX
3 6
GND PGND
4 5 C737 NC
FB EN
C739 C710
R1 R711
0.1uF/16V
4.7uF/10V
2.4K OHM +-1% 1/10W
R712
R2
4.7K OHM 1% 1/10W
P12V 8V2
U708
G9084TU3U
ZD701
3 2
VIN VOUT
R1
SM340A C744
R717 C746
0.1uF
1K 1/10W 1% 0.1uF
Vout = 1.25x(R1+R2)/R1 R2
R720
5.6K OHM 1% 1/10W
VCC8 U710 5VT
AZ1117D-5.0-E1
ZD702
3 2
INPUT OUTPUT
SM340A 1
ADJ/GND
C756 + C754 +
0.1uF/16V 47uF/16V
Rev.-D-2
VCC5D VCC5_A
U701
AP1115BY33LA 0.7A/3.3V
2 3
VIN VOUT
C769
2.2uF/10V
51
+5VSB
3
+
C714
47uF/16V
D3V3
U704
G1084-18TU3Uf
3
VIN
+
C721 C719
0.1uF/16V 47uF/16V
VCC1V1
FB704
1 2
300 OHM
VCC5D
C738 C703 C773
22uF 1uF/10V
4.7uF/10V
C731
0.1uF/16V
VCC8
R741 NC 3V3A
ZD704
SM340A
+
C745 + C775 C742 + C740
47uF/16V 220uF/16V 0.1uF/16V 22uF/16V
D3V3 U709
G1117T63Uf
3
VIN VOUT
C749
0.1uF/16V
C755 Vout = 1.25x(R1+R2)/R1
47uF/16V
3V3A U712
G952T24Uf
2 3
VIN VOUT
C711 C771
0.1uF/16V 0.1uF/16V
T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL X
絬 隔 瓜 絪 腹 T2830-2-2-X-1-080231 TPV MODEL X
Key Component
15-Power PCB NAME 715T2830
Date Monday , March 03, 2008 Sheet 16 of
AOC L42H861
+3V3SB
U703
G1117-33T63Uf
2
VI VO
+
C715
47uF/16V
D1V8 DDR1V8
FB706
2 1 2
VOUT
300 OHM
C722 + C720 C774
0.1uF/16V 220uF/25V 4.7uF/10V
U705 3V3A
FB707
G1084-33T43Uf
3 2 1 2
VIN VOUT
300 OHM
C732 C730
+
0.1uF/16V 220uF/10V
1V8A
U707
G1117-18T63Uf
3 2
VI VO
C743 + C741
0.1uF/16V 220uF/10V
2VA
2
R1
R718 C750 + C748
0.1uF/16V 220uF/10V
2K OHM 1% 1/10W
R722 R2
14 P24V
1.2K OHM 1% 1/10W
11,17 P12V
7,15 +5VSB
4,6,8,13,14,15 VCC5D
6,13 VCC8
3 5VT
1V8PLL
12 +3V3SB
3,5,7,8,9,11,13,15 D3V3
C772
3,9,13 3V3A
4.7uF/10V
5,11,13 D1V8
5,13 1V8A
10 DDR1V8
9,11 1V8PLL
11 VCC1V1
Custom
Size
Rev B
称爹 <称爹>
18