LG 49UB850T - E. Etc

Standard Repair Process Detail Technical Manual
A24
Established
date
Revised
Error
symptom
Content
LCD TV
D. Function error
2014.02.07
Wifi operation checking method
A24
date
Content
< XXUB98>
P4000
1
GND
1
GND
2
3.5V
3
WOL
4
DN
5
GND
5
GND
6
DP
7NC
83.3V
9
GND
③
9
GND
10 RTS
11 CTS
12 UART_RX_RF
13 RESET
14 UART_TX_RF
15 GND
②
Checking order
①
Checking
order
1, 2. Check Wifi cable condition between Wifi assy & Main board.
3. Check the 3.3V on the terminal 2.
A29
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