LG 55QNED85SQA Service Manual page 69

Standard Repair Process Detail Technical Manual
symptom
Content
① Wifi & BT Front
Wifi & BT Rear
Checking order to check motion remote/wifi
Checking order
1. Check BT/Wifi cable condition between BT/Wifi assy & Main board.
2. Check the 3.5V on the terminal 1 pin.
Error
D. Function error
Magic Remote/WiFi operation checking method
②
Pin #25
Pin #1
Established
date
Revised
date
A15
A15
Pin Pin name
1 +3.5V_WIFI
2 WIFI_DM
3 WIFI_DP
4 GND
5 WOL/WIFI_POWER_ON
6 +3.5V_WIFI
7 WIFI_SUSPEND/RESUME
8 GND
9 COMBO_RESET
10 BT_WAKEUP_HOST
11 GND
12 +3.5V_WIFI
13 N.C
14 N.C
15 N.C
③
16 EYE_SDA
17 EYE_SCL
18 GND
19 IR
20 LED_R
21 GND
22 +3.5V_ST
23 KEY2
24 MIC_DATA
25 MIC_CLK