Read LG 26LU50FD-AC (CHASSIS:LB91A) Service Manual online
- 14 -
BLOCK DIAGRAM
DDR2 (1Gb
it)
Qimonda / Hy
nix
NAND Flash
(512Mb
it)
Digita
l A
udio
(Optic
)
Digita
l AMP
NT
P3100L
RS-232C (Ctrl./SVC)
I2S
DD
R_Data[
0:
15]
, D
Q
S,
DM …
Ad
dr.[ ]
, ctrl. data
MAX3
232
RS232 IC
Saturn6
Saturn6
D
a
ta [0 …
7
]
D
T
V IF
+
/-
Component 1
Y
Pb Pr
Au
d
io L/R
Ad
dr[0…1], C
S
…
Phone (for RGB)
SP
DI
F
RX
/T
X
RX
/TX
Tuner C
V
B
S
, SIF
TS_Serial
In
TS_
c
lk, Sy
nc, Va
l,
Err
TS_
P
ara
lle
l
In[0-7]l
SCL
,
SDA_
3
.3V
CV
BS
LCD Module
LV
D
S
Bu
ffe
r
C
E
6355
In
te
l De
m
o
d
.
CV
BS
RGB/
H/V
EEPR
OM
AV
1
AV
2
RGB
Au
d
io L/R
USB2.0
U
SB D
P/DM
MIC2019
O.C. Protector
+5V
+5V
Serial Flas
h
(32Mbit)
SP
I
EEPROM
(512K)
CM3212
Sensor
SCL
,
SDA_
3
.3V
X
C
5000
T
une
r
LH30 LU20 : Side
LH20 : Rear
Rear
DDR2 (5
12Mb
it)
Qimonda / Hy
nix
DD
R_Data[
0:
15]
, D
Q
S,
DM …
Ad
dr.[ ]
, ctrl. data
Rear
Au
d
io L/R
Au
d
io L/R
Au
d
io L/R
SVC only
LH30 LU20 : Side
LH20 : Rear
HDMI 1
HDMI 2
HDMI 3
5V_H
DMI
1,
HPD1,
DD
C SC
L/
SD
A,
CLK,
DA
TA
5V_H
DMI
2,
HPD2,
DD
C SC
L/
SD
A,
CLK,
DA
TA
5V_H
DMI
3,
HPD3,
DD
C SC
L/
SD
A,
CLK,
DA
TA
LH30 LU20 : Side
LH20 : Rear
Click on the first or last page to see other 26LU50FD-AC (CHASSIS:LB91A) service manuals if exist.