LG 43UH67 Series Service Manual page 74

Standard Repair Process Detail Technical Manual
symptom
Content
<UH65 MODELS>
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 (+3.5V_WIFI)
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Only for training and service purposes
Error
D. Function error
remote control operation checking method
②
Established
date
Revised
date
A23
1 +3.5V_WIFI
2 WIFI_DM_JACK
3 WIFI_DP_JACK
4 GND
5 WOL/WIFI_POWER_ON_JACK
6 3D_SYNC_RF_JACK
7 BT_RESET_JACK
8 GND
12 EYE_SDA_JACK
13 EYE_SCL_JACK
14 GND
15 IR
16 LED_R_JACK
17 GND
③
18 +3.5V_ST
19 KEY2_JACK
20 KEY1_JACK
21 GND
LGE Internal Use Only
A23