LG 86UH5C Service Manual page 31

Standard Repair Process
Error symptom
3.Wifi operating error
Check the
INSTART menu
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Only for training and service purposes
D. Function error
WIFI operating checking
☞A4
Wi-Fi MAC value
N
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
Close
9
Established
date
Revised date
Replace
Normal
N
Voltage?
Main B/D
Y
Close
9/11
LGE Internal Use Only