LG 49UH6500 - Remote Control Operation Checks

Checking order
1. Check IR cable condition between IR & Main board.
2. Check the st-by 3.5V on the pin 18
Standard Repair Process Detail Technical Manual
Remote control operation checking method
D. Function error
A22
Established
date
Revised
date
Error
symptom
Content
A22
<UH63>
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
n
16
LED_R
6
3D_Sync
17
GND
7
BT_Reset
18
+3.5_ST
8
GND
19
KEY2
20
KEY1
21
GND
“A”
“B”
“A”
“B”
P4000
Copyright © 2016 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only