LG 42LF650T Service Manual

P4000
1
GND
2
3.4V_WIFI
3
M_RESET
4
USB_DM
5
GND
6
USB_DP
7 SDA
8 KEY1
9 SCL
10 KEY2
11 IR
12 +3.5V_ST
13 LED_R
14 GND
Checking order
1, 2. Check IR cable condition between IR & Main board.
3. Check the 3.5V_WIFI on the terminal 2.
4. Check the B/T version value.
Standard Repair Process Detail Technical Manual
Motion Remote controller operation checking method
D. Function error_ No response in remote controller
<ALL MODELS>
A29
Established
date
Revised
date
Error
symptom
Content
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Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only

LG 42LF650T Specifications

General

Brand	LG
Model	42LF650T
Category	LED TV
Language	English