LG OLED77CS LA Series Service Manual page 62

Standard Repair Process Detail Technical Manual
Error symptom
Content
① Wifi & BT Front
Wifi & BT Rear
Checking order
1. Check BT/Wifi cable condition between BT/Wifi assy & Main board.
2. Terminal Pin 1, Pin 6, Pin12, Check 3.5V Power. (No. ③)
D. Function error
Motion Remote operation checking method
②
A14
Established
date
Revised
date
Pin
1
2
3
4
5 WOL/WIFI_POWER_ON
③
6
7 WIFI_SUSPEND/RESUME
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24 WOV_PDM0_DATAIN
25
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A14
Pin name
3.5V_WIFI
WIFI_DM
WIFI_DP
GND
3.5V_WIFI
GND
COMBO_RESET
BT_WAKEUP_HOST
GND
3.5V_WIFI
N/C
N/C
N/C
EYE_SDA
EYE_SCL
GND
IR
LED_R
GND
+3.5V_ST
KEY2
WOV_PDM_CLKOUT