Read LG 42LW6500-JA (CHASSIS:LE13E) Service Manual online
Checking order
1, 2. Check IR cable condition between IR & Main board.
3. Check the st-by 3.3V on the terminal 6.
4. When checking the Pre-Amp when the power is in ON condition, it is normal when
4. When checking the Pre-Amp when the power is in ON condition, it is normal when
the Analog Tester needle moves slowly, and defective when it does not move at all.
Standard Repair Process Detail Technical Manual
Remote controller operation checking method
D. Function error_ No response in remote controller,
key error
<ALL MODELS>
A27
Established
date
Revised
date
Error
symptom
Content
LCD TV
A27
1
2
S/T_SCL
14
S/T_SDA
15
LED_R
12
GND
13
Normal 3.3V
11
GND
10
IR
9
LED_B
8
GND
7
St 3.3V
6
KEY2
5
KEY1
4
GND
3
SDA
2
SCL
1
3
4
2010. 2 .19
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