LG OLED77Z19LA Service Manual page 35

Standard Repair Process
Error
symptom
3.Wifi operating error
Check the
Instart menu
D. Function error
Wifi operating checking
☞A4
Wi-Fi Mac value
N
is "NG"?
Y
☞A14
Check & Repair
Wifi cable
connection
☞A4
N
Wi-Fi Mac value
is "NG"?
Y
Replace the Wifi assy
☞A14
Check the Wifi wafer
st
1 pin (3.5V)
Close
14
Established
date
Revised date
Normal Replace
N
Voltage?
Main B/D
Y
Close
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