LG UltraGear 27GN800, Service Manual

Page: 8 / 15

BLOCK DIAGRAM
U
S
B
3.0
Hub
IC
700
DP
H
DM
I1
H/
P O
U
T
L
E
D
D
ri
ver
I
C
IC
601
U
SB
3.
0/
2.
0 D
N
J
o
ys
ti
c
k
C
o
n
tr
o
l
Ke
y0
/ k
ey
1(
ADC)
U
SB
3.
0/
2.
0 D
N
Q
HD+
Pan
el
2560 *
1440@
60H
z
M
ain
Soc
IC
202
Con
tr
ol
s
ig
na
l f
low
A
/V
si
gn
al
f
lo
w
H
DM
I2
U
SB
T
YP
E-
C
P
M
I
C
IC
801
P
D
C
o
n
tr
o
lle
r
(I
C
80
0)
DC
-
D
C(
IC8
0
2
)
F
la
s
h
M
e
m
o
ry
IC
701
F
la
sh
M
e
m
or
y
IC
201
A
U
DI
O
A
M
P
IC
500
V
B
U
S
=
5V
/0
.9A
V
B
U
S
=
5V
/0
.9A
U
S
B
U
p
d
a
te I
C
(I
C
900
)
U
SB
2
.0
D
N
I2
C
f
o
r S
ca
le
r
FW
u
p
d
ate
I2
S
W
LE
D E
NA
BL
E
W
LE
D_
ADI
M
L/
R O
U
T
D
P
_
A
U
X
P
/
D
P
_
A
U
X
N
/
D
P
_
H
PD
H
D
M
I_
S
C
L
/SD
A
/
H
D
M
I_
H
PD
H
D
M
I_
S
C
L
/SD
A
/
H
D
M
I_
H
PD
I2
C
fo
r P
D
IC
C
on
tr
ol
U
S
B
3
.0
PD
LV
DS