LG 37LC5DCB, Service Manual

Page: 24 / 56

BLOCK DIAGRAM
- 24 -
1. Overall Block Diagram (D2A + B Cortez Adv.)
DI
GIT
_
D[0
-23]
H,
V_SY
N
C
_
D
IGIT
DE,C
LK
_D
IG
IT
D2
A_VI
D
E
O_OU
T
TMDS_
0
TMDS
_1
DDC_I
2C
_
0
,1
EEPR
OM
_1
EEPR
OM
_0
TUNER_CVB S
AT
S
C
/N
T
S
C
Tun
er
R,
G,
B
VG
A_
H,
V S
Y
N
C
CA
BLE_
D
E
T
COMP
ON
ENT
(Y
,Pb,Pr
)
COMP
ON
ENT (Y
,P
b
,Pr)
REAR CVB
S
SIDE
_CV
BS
S_
VI
D
E
O
Y
,C
(r
e
a
r/
s
id
e
)
S_
VI
D
E
O
D
E
T
TUNER_C
VB
S
I2
S
Co
m
p_1/2
L/
R
MSP L
/R
An
a
lo
g
L/R
CVB
S
,S
-V
ID
EO
L/
R
VG
A
L/
R
MNT_
OUT_
L/R
SPDIF_
O
U
T
IR
I2
C
_
D2A
(AT)
I2
C
_
Co
rt
e
z
(NT)
I2
C
_
Co
rt
e
z
SIDE L/R
D2
A
UA
R
T
_
D
2A
_
0
RS232
232
C_
Tx / R
x
MSP4450K
TP
A
3100D2
I2
C
_
Co
rt
e
z
MNT_V
_
OUT
INV
_
B
R
DI
GIT
A
L
_IN
[2
4B
it]
DE,CLK
_
IN
DI
GIT
A
L
_H,
V
_S
YNC
ANA
LOG_IN
AN
ALO
G_
H,
V_SY
N
C
ANA
LOG_IN
CA
BLE_
D
E
T
ANA
LOG_IN
ANA
LOG_IN
ANA
LOG_IN
ANA
LOG_IN
ANA
L
OG IN
INV
_
BRI
DI
SPL
A
Y
_E
N
AI
_
O
N
_
O
FF/
OD
SE
L_1
LV
D
S
_
D
AT
A
LV
D
S
_
D
AT
A
DI
SPL
A
Y
_E
N
INV
_CT
L
IR
UART
1
UART
1
LVDS
Conne
cto
r
For LCD
POWER
HDMI
SiI9023
NVRAM EEPR
OM
16 KB
DDRRAM (256
Mb
)
$4
Flash
2MB
$1
232
C Driver
ST3
2
32
CDR
NV
RAM
EEPR
OM
32KB
AT
49BV160C
F-RO
M (2
MB
)
$ 0.46
DDRR
AM
(32M
B)
$2.7
I2
C
M
U
X
S
IF
_
T
U
N
E
R
I2
S
I2
S
NJ
U26901
AN
T
./C
ab
le
I2
C
_
D2A
VSB
Pro:Idiom
BC
M7411
DDRR
A
M
(128
M
B
)
I2
S
CPLD
12_t
o_2
4
EBI
8_t
o
_16
8
16
DI
GIT
A
L
_IN
[2
4B
it]
DE,CLK
_
IN
DI
GIT
A
L
_H,
V
_S
YNC
UA
R
T
_
D
2A
_
1
SERIA
L_TS
I2
S
DI
GIT
_
D[0
-23]
H,
V_SY
N
C
_
D
IGIT
DE,C
LK
_D
IG
IT
Cortez-A.
FLI8662
UART
MUX
UART
0
UART
0
MSP SPDIF
Pa
ral
le
l T
o
Ser
ia
l
SPDIF
MUX
7411 SPD
IF
D2
A
S
P
D
IF
D2
A
S
P
D
IF
I2S
MUX
Impl
em
ente
d
in CPLD
I2
C
_
Co
rt
e
z
_5V