LG LRM-519, Service Manual

Page: 44 / 192

3-30
4. SIGNAL PATH BLOCK DIAGRAM
Tun
er (NT
S
C)
[T
A
F
D
-H001
P
]
MPE
G-I
I Encoder
&
AV
D
e
c
o
d
e
r
[C
X
23418
]
I
2
C
C
VBS
SI
F
VIN
1
VIN
2
VIN
3
VIN
4
VIN
5
Audio R/L O
u
t
CVBS-
1
Out
A
udi
o R
/L
O
u
t
C
o
axia
l O
u
t
Y,
Pb,
Pr
CVBS-
1 IN
A
u
di
o R
/L I
N
o
u
t
S-Vi
deo IN
S-Vi
deo Out
O
p
tica
l
SP
D
IF
Out
Ethernet
USB-
1
USB-2
IR OUT SERI
A
L
Port
IR IN
MODEM
EXT_Y_
IN
I 2
C
IC
H
4
[
82801
D
B
]
P
C
I I/F
IDE _SD IDE _PD
DV
D I
/F
HDD
I
/F
U
SB_ICH_P1
U
SB_ICH_P0
H
U
B
I/F
Host I/
F GMCH-M
[82830
M
]
Et
hernet
PHYcei
v
e
r
[R
TL8139]
AC97 I
/F
AC
9
7
COD
E
C
[A
LC650]
CPU
[LV
7
3
3
]
Vi
deo
Dev
o
der
[FS45
4
]
I2S
LPC I
/F
Su
p
e
r I/O
[LPC
47
M
1
72]
Firm
w
a
re
Hub
(1
Mx
8
B
it
)
LPC I
/F
RS2
3
2
C
Dr
iv
er
[M
A
X
232C]
S
e
ria
l1
Tx/Rx
K/
B,
M
ouse I
/F
K/
B,
M
ouse
I/
F
S
e
ria
l2
Tx/Rx
H/W Mo
de
m
[S
i3054/2457
]
H
U
B
I/F
Host I/
F
D
isp
lay I/
F
R
G
B
I/F
DVOA DVOB DVO C
DVO_IN 656_Out
DVO_I
2
C
I
2
C
(Addr
: 6A)
Fi
lt
er
& A
M
P
Anal
o
g
Video
Ou
t
YPbPr
/Y
C
/C
VBS
I2C Video Audi
o
Misc.
A
udi
o
A
D
C
[CS5
34
0]
AIN
_
R
AIN
_
L
L
RC
K
SCLK
SD
OU
T
MC
L
K
EXT_C
_IN
EXT_V_
IN
CVBS SI
F
AIC
L
K
AILR AIM
C
LK
AID
A
T
A
An
a
lo
g
Vi
deo
I
/F
Digital Au
d
io
I
/F
PC
I I/F
Host I/
F
VFD
Dri
v
e
r
MiCOM
GP
IO
GP
IO
Slid
e S
w
itch
480p(
Y
P
b
P
r)
480i (Y
Pb
Pr)
Compos
ite
Fi
lt
er
& A
M
P
Trans
PCI B
u
s
(A
d
d
r
: C0
)
Seria
l Tx/Rx
Front
I
/F
(Seria
l)
Seria
l TDM
AC
97_OUT
LINE_OUT_L LINE_OUT_R
SPDIF_
OUT