Read LG 42LD320H (CHASSIS:LB0AW) Service Manual online
- 16 -
BLOCK DIAGRAM
RGRG
B
COMPONCOMPON
E
N
T
F
-
SCSC
A
R
T
IF_N/P
_M
ST
AR
DDR3 (1G
B
)
IC1201
NAND Flash
HYNIX(2
G
)
IC102
USBUSB
Dig
it
a
l a
m
p
(N
TP
7000)
IC501
COMP_Y
/Pb
/Pr
SC1_CV
B
S/R/G
/B/F
B
_IN
I2S
DSU
B
_
R/G/B
Tuner
(TD TJ
-S001D)
TU370 2
LCD PanelLCD Panel
CI Slot
(P1901)
74LCX244
Buffer
IC1902
IC1902
PCM_A[0
7
TU_CVBS
PCM_A[0
:7
]
DDR3 (1G
B
)
IC1202
B
_TM
DQ[0:16]
Mstar S7
LGE101 Dx
(IC101)
M
IC2009YM
6
USB
P
o
wer
IC402
USB Power
SC1_L/R_IN, E_AM_AUDIO, AV_L/R_IN,
COMP_L/R_IN, PC_L/R_IN
TV
/D
TV
_V
OUT
A_
TM
DQ[0:16]
Head
Phone
RS-232C
M
AX3232
CDR
IC1106
SPDIF
SPDIF_OUT
DSUB
_H/
V
S
Y
N
C
HP_L/ROUT
L/R
PI
_
T
S_
DATA[0
:7
]
FE
_
T
S_
D
A
TA[0:7
C
I_
A
D
D
R
[0:
7]
AUDIO IN
NEC_TX/RX
HP
D1
/2,
H
D
M
I_C
EC,
5V
_HDM
I 1
/2
TMDS[0:7] (Data, Clock(+/-))
USB_DM.DP
EEP
ROM
M
24M
01
-HRMN6
(IC104)
EEP
ROM
C
A
T24WC08W
-T
(HDCP
)I
C103
I2C
LVDS (8bi
t or
10 bit)
Se
rial
Flash
IC1401
For B
o
ot
HDMI 1
/2
M
P
2305
IC1302
DC
/DC
Con
v
.
(12V
t
o
5V)
M
P
5000
IC1305
5V
12V
Power SW
(12V
On/Of
f)
NEC Micom
uPD78F1164A
(IC1102)
LED Driver
I2C SW
IC1006
/1007
I2C
I2C
I2C
M
S
T_TX
/RX
LE
D
C
lo
c
k
Speaker Out
Audio amp
(TP
A
3124D
2
)
IC1309
L/R
Speaker Out
Control
Up/Down
TU_SIF
IF_AGC
74LV
C
16244
B
u
ffer
IC1501
CI_
T
S_DA
T
A
[0:7
]
RGRG
B
COMPONCOMPON
E
N
T
COMPONCOMPON
E
N
T
F
-
SCSC
A
R
T
B
:]
:
_
o
12V
L/R
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