LG 70UK6540PTA Service Manual page 42

Standard Repair Process
D. Function error Established
Error
date
symptom
Wifi operating checking
Revised date
3.Wifi operating error
☞A4
☞A24
Check the
Wi-Fi Mac value
N
Check the Wifi wafer Normal Replace
N
INSTART menu is "NG"?
Voltage?
1pin
Main B/D
Y
Y
☞A24
Close
Check & Repair
Wifi cable
connection
☞A4
Wi-Fi Mac value
N
Close
is "NG"?
Y
Change the Wifi
assy
13
Copyright © 2018 LG Electronics. Inc. All rights reserved.
Only for training and service purposes