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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
Established
date
Revised
date
②
A15
Pin
Pin name
1
+3.5V_WIFI
2
WIFI_DM
3
WIFI_DP
4
5
WOL/WIFI_PWR_ON
6
+3.5V_WIFI
7
RESET
8
9
BT_WAKE_UP_DEVICE
10
BT_WAKE_UP_HOST
11
12
No Connection
13
No Connection
14
No Connection
③
15
No Connection
16
EYE_SDA
17
EYE_SCL
18
19
20
LED_R
21
22
23
KEY2
24
KEY1
25
Copyright © 2020 LG Electronics. Inc. All rights reserved.
Only for training and service purposes.
A15
GND
GND
GND
GND
IR
GND
3.5V
GND
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