42LV355H-ZA (CHASSIS:LD0AZ) - LG TV Service Manual (repair manual). Page 14

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BLOCK DIAGRAM
RGB
COMP
ON
ENT
F-SC
A
R
T
IF_N
/P
_MST
A
R
DDR3 (2
GB)
IC
1201
NAND Flas
h
HY
NI
X(2G
)
IC
102
USB
Digital am
p
(N
T
P
7100
)
IC
501
COMP_Y
/Pb/p
R
S
C
1_
C
V
B
S
/R
/G/B/F
B_I
N
I2
S
DS
UB_
 R
/G
/B
Tuner 
(TDTJ-
S001D)
TU3702
LED P
an
e
l
CI Slot
(P1902)
74LCX244
Buffer
IC1902
PCM_A
[0
:7
]
TU_CVBS
PCM_A
[0
:7
]
DDR3 (1
GB)
IC
1202
B_
T
M
D
Q
[0
:16]
Mstar
S7
LGE101DC-R
(I
C101)
AQ
Z1073ATL
-3
U
S
B Pow
er
 
IC
402
U
S
B Pow
er
S
C
1_L/
R_
IN
, E_A
M
_
A
U
D
IO
,AV_L/
R
_
IN
C
O
M
P
_L/
R
_
IN
, P
C
_L/
R_
IN
 
TV/
D
TV_VOUT
A_
T
M
D
Q
[0
:16]
Head 
Phon
e
R
S
-232
C
M
A
X3232
C
D
R
IC
1100
SP
DI
F
SPDIF_
O
U
T
DS
UB_
H
/VS
YNC
HP_
L
/R
O
UT
L/R
P
I_
T
S_
D
A
T
A
[0
:7]
F
E
_T
S_
D
A
TA
[0:7]
CI_
ADDR[
0:
7
]
NEC_
TX
/RX
HPD1
/2
HDMI_
CEC, 5
V
_HDMI 1
/2
TMDS[
0:
7
] ( D
a
ta
, Clock (+/-))
EE
PRO
M
M24M
0
1-HRMN6
(I
C
104
)
EE
PRO
M
CAT2
4WC0
8W-
T
(HDCP)IC10
3
I2
C
LVDS (8bit or 
10 bit)
S
erial Flash
IC
1401
F
or Boot
HDMI 1
/2
M
P
2305
IC
2201
DC/DC Co
nv.
(1
2V
 t
o
 5V)
M
P
5000
IC
2202
5V
12V
Po
w
er S
W
(1
2V
 On/O
ff
)
NEC Micom
uPD78F1164A
(I
C1102)
L
E
D Driver
I2
C
 SW
I2
C
I2
C
I2
C
MST_
TX
/RX
LED C
lo
c
k
S
p
ea
ke
r O
u
t
A
u
dio amp
(T
P
A
3124
D2
)
L/
R
S
p
ea
ke
r O
u
t
Contr
ol
Up/D
o
w
n
TU_
SI
F
IF_AGC
74LV
C
16244
Bu
ffe
r
IC
1501
LGDT1129
FPGA
IC1503
FE
_T
S
_DATA[
0
]
PKT_DATA[
0]
C
I_T
S_
DA
T
A
[0
:7]
R
S
-232
C
M
A
X3232
C
D
R
US
B_D
M
/D
P
(I
C
104
)
12V
IC
5005/5006
I2
C
I2
C
I2
C
IC
1500
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