Hitachi L32A403 - 31.51" LCD TV, Service Manual, Page: 33 / 79

L32A403
33
D703 LL4148
Q702
MMBT3904
+ C732
220uF 25V
C762
22uF
R732
0R05 1/10W 5%
C744
10UF16V
D3V3 3,4,6,7,8,10,12,13
C
+ C749
220uF/25V
R733
2K2 1/10W 5%
8V3
C708
0.01uF
U708
G9084T43U
3 2
1
VIN VOUT
AD
J
5VT 3
U707
SC4524BSETRT
1
2
3
4
8
7
6
5
9
SW
IN
ROSC
GND
BST
FB
COMP
SS/EN TH1
33G327812D
R741
0R05 1/10W 5%
B
+5VSB
+
C743
100uF 16V
R710
300OHM1/10W
C733
0.1uF/16V
VCC5D
PS_ON
+
C745
100uF/25V
FB704
NC/300 OHM
1 2
R737
24K OHM 1% 1/10W
U709
AZ1117D-5.0-E1
1
2 3
ADJ/GND
OUTPUT INPUT
C761
0.01uF
R709
10K 1/10W 5%
73G253S 46 B
VCC5D
C735 100pF
PS_ON
C729
0.001uF
R2
VCC1V1
+ C711
220uF/25V
C731
0.1uF/16V
R704
NC/4K7 1/10W 5%
PWR_ON
R738
30KOHM1/10W
R711
10K 1/10W 5%
12P S/T 2.5mm
+5VSB
R2
R713
22K 1/10W 5%
U703
G1084-33T43Uf
2 3
1
VOUT VIN
GN
D
VCC5D
C723
4UF7 10V
ZD701
SM340A
R735
68K 1/10W 5%
C710
0.001uF
73G253S 46 B
D701 LL4148
G
Custom
14 15 Friday , February 13, 2009
715G3269
< 称爹 >
14-Power
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
VCC5D
BL_BR_CTRL 10
R719 560R 1/10W 5%
R742 NC
L706 2.2uH
C718
0.01uF
+ C725
220uF 25V
C766
220pF
R712
2.4K OHM +-1% 1/10W
ZD703
NC/BZT52C6V2-7-F
1
2
+ C730
470uF 16V
3V3_STB 5,6,7,8,10
R1
C746
0.47uF/16V
R708
33K 1/10W 5%
5VT
C739
22uF
8V3
R718
10K 1/10W 5%
R715
47K 1/10W 5%
P24V 12
24V
FB702
300 OHM
1 2
Vout = 1.25x(R1+R2)/R1
5V
C742
0.1uF/16V
C738
0.1uF/16V
P12V
PWR_ON
C741
330pF
+5VSB
C734
330NF50V
C720
0.001uF
VCC1V1 8,10
73G253S 12 K
R740
10K 1/10W 5%
C740
0.022uF/25V
U704
SC4524BSETRT
1
2
3
4
8
7
6
5
9
SW
IN
ROSC
GND
BST
FB
COMP
SS/EN TH
1
C750
0.1uF/16V
C706
0.1uF/16V
+5VSB 6,7,12,13
D1V8
U702
AIC1084-18PE
2 3
1
OUT IN
GN
D
R714
20K 1/10W 1%
Vout = 1.0x(R1+R2)/R2
R701 100R 1/10W 5%
R706
10K 1/10W 5%
+ C763
220uF/25V
Q701
MMBT3904
C767
22uF
+5VSB
+ C704
220uF/10V
U706
SC194BMLTRT
1
2
3
4
5 6
7
8
9
10
VIN
MODE
SYNC/PWM
EN
VOUT VID0
VID1
GND
PGND
LX
L701
4.7uH
C765
0.022uF/25V
C737
0.0022uF
P12V 10,12,13,15
C726
330NF50V
C747
0.1uF/16V
Q704
MMBT3904
C705
0.01uF
C759
4UF7 10V
R705
2R2 1/10W 5%
+ C736
220uF 10V
L703
33 OHM
VCC5D 4,5,6,7,11,12,13
R2
R1
C724
0.01uF
FB701 120 OHM 1 2
Q703
AO4449 -7A/-30V
1
2
3
4
8
7
6
5
S
S
S
G
D
D
D
D
PWR_ON 8
R1
C709
0.1uF/16V
C722
0.01uF
FB703
300 OHM
1 2
+5VSB
R716
100R 1/10W 1%
C717
0.01uF
P24V
R702 100R 1/10W 5%
E
R736
910 OHM 1/10W 1%
From
Power
Board
C748
0.0022uF
CN701
CONN
1
2
3
4
5
6
7
8
9
10
11
12
C707
100pF
R734
2R2 1/10W 5%
R717
33K 1/10W 5%
R707
1K 1/10W 5%
+ C702
100uF 16V
C728
0.1uF/16V
Vout = 1.0x(R1+R2)/R2
L704
4.7uH
D3V3
C727 100pF
ZD702
SM340A
3V3_STB
BL_ON_OFF 8
L705
4.7uH
3V3_STB
For Tuner
1V8_STB
R721
10K 1/10W 5%
R703
NC/4K7 1/10W 5%
+ C713
100uF 16V
D1V8 8,9,10
12V
C719
0.1uF 50V
+ C701
100uF 16V
+
C721
220uF/35V
P12V
3V3_STB