LG 24LM530S-PU Service Manual page 24

Standard Repair Process
Error Symptom
Content
Check input
signal
Check and fix
external device/cable
D. Function Error
External device recognition error
Check technical
Y
Signal information
Input - Fix information
- S/W Version
N
External Input and
N
Technical
Component
information
Recognition error
Y
Fix in
accordance
with technical Recognition error
information
Established date
Revised date
Replace Main B/D
HDMI
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