LG 55UJ634 Series Service Manual page 48

Standard Repair Process
Error
symptom
3.Wifi operating error
Check the
INSTART menu
D. Function error
Wifi operating checking
☞A4
N
Wi-Fi Mac value
is "NG"?
Y
☞A24
Check & Repair
Wifi cable
connection
☞A4
N
Wi-Fi Mac value
is "NG"?
Y
Change the
Wifi assy
☞A24
Check the Wifi wafer
1pin
Close
12
Established
date
Revised date
N
Normal Replace
Voltage?
Main B/D
Y
Close