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Standard Repair Process Detail Technical Manual
symptom
LCD TV
Content
<ALL MODELS>
Checking order
1, 2. Check IR cable condition between IR & Main board.
3.
Check the st-by 3.5V on the terminal 4.
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.
Error
D. Function error_ No response in remote controller,
key error
Remote controller operation checking method
②
①
Established
2012. 12 .06
date
Revised
date
P4101
1
2
3
③
4
5
6
④
7
8
A27
GND
KEY1
KEY2
+3.5V_ST
GND
LOGO/LED_R
IR
GND
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