LG 49UH6500 Service Manual page 121

Standard Repair Process Detail Technical Manual
symptom
Content
<UH75>
"A"
"B"
Checking order
1. Check Motion cable condition between Motion assy & Main board.
2. Check the 3.3V on the pin 1.
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Only for training and service purposes
Error
D. Function error
Motion Remote, Wi-Fi operation checking method
P4000
Established
date
Revised
date
A23
A23
P4000 Pin map
1 +3.5V_WIFI 12 EYE_SCL
2 WIFI_DM 13 EYE_SDA
3 WIFI_DP 14 GND
4 GND 15 IR
5 WOL_Power_O 16 LED_R
n
6 3D_Sync 17 GND
7 BT_Reset 18 +3.5_ST
8 GND 19 KEY2
20 KEY1
21 GND
LGE Internal Use Only