LG 42LB5800 - Function Error

D. Function erro
r
Established
dt
Error
2014 1 2
Standard Repair Process
External device recognition error
d
a
t
e
Revised date
11/13
LCD TV
Error
symptom
2014
.
1
.
2
Check technical
information
N
Technical
Check
inp t
Si
g
nal
Y
External Input and
Ct
Replace Main B/D
- Fix information
-S/W Version
Y
information?
inp
u
t
signal
g
input?
N
C
omponen
t
Recognition error
Check and fix
HDMI/
DVI, Optical
Replace
Main
B/D
Replace Main B/D
Fix in
external device/cable
DVI,
Optical
Recognition error
Replace
Main
B/D
Fix
in
accordance
with technical
information
13 / 97
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