BenQ G2450HM, Руководство по обслуживанию, Страница: 74 / 99

74
Schematic Diagram
Main Board
715G4997M0E000004L
C720
10N 50V
VCC1.8 5
+5V
Q702
NC/2N3904S-RTK/PS
R
704
10K 1/
16W
5%
VCC1.8
C
705
0.
1U
F
16
V
+5V 3,4,5,7
R717 NC/100R
U702
NC/G1117-33T43UF
1 2 3
A
D
J(
G
ND)
VOU
T
(T
AB)
VI
N
C7
0
1
0.
1U
F
16V
R
702
4.
7K
R710 NC/47K 1/16W 5%
SOT 252
C7
11
220
N
16V
VCC3.3
VLCD
S
R
705
10K 1/
16W
5%
R709 NC
R7
2
2
15K
2
C
704
0.
1U
F
16
V
R703 100R
R7
21
30K
CN701
CONN
1
2
3
4
5
6
7
8
9
R7
1
1
10K
1
/16
W
5%
AO3401L
R712 100K 1/16W 5%
G
VCC3.3 3,4,5,6
R7
0
1
NC
C
707
N
C
/1
00N
16
V
C7
10
N
C
/0
.1
uF
/16V
+5V
+
C7
0
8
1
00U
F
1
6V
U703
LSP2159BE33AD
3 2
1
VIN VOUT
GN
D
CO-Lay
D
B
1 6 Thursday , June 02, 2011
715G4997-M0D-000-0040 Power
G4997-M0D-000-0040
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
ON/OFF
R
715
4.
7K
R706 22K
+5V
FB
70
1
1
20OH
M
1
2
3 D
R
708
N
C
/10K
1/
16
W
5%
R716 NC/100R
Q704
LMBT3904LT1G
R7
1
4
NC
R720
150R
Q701
LMBT3904LT1G
C7
09
0.
1U
F
16V
VCC3.3
VCC3.3
ADJ_BACKLIGHT 5
PANEL_ID 5
+
C7
13
100
U
F
16V
L701 10uH
ON_PANEL 5
+
C
706
10
0U
F
16
V
U706
G5622ADJT11U
4
1
3
5
2
VIN
EN
LX
VFB
GN
D
Q703
NC/AO3401A
C7
0
3
0.
1U
F
16
V
DIM
+
C7
1
4
1
00U
F
1
6V
SOT 223
+
C
702
1
00U
F
1
6V
1
+5V
C
712
0
.1U
F
16
V
U701
AO4411
1 2 3 4
8 7 6 5
S S S G
D D D D
C7
21
10
N
50
V
on_BACKLIGHT 5
R713 4.7K
FB
7
02
120
OH
M
1
2
+5V
+5V