FRONT REAR
A Type
B Type
C Type
P4102
1
GND
2
KEY1
3
KEY2
4
+3.5V_ST
5
GND
6
LOGO/LED_R
7 IR
8 GND
9 N/A
10 N/A
Checking order
1, 2. Check IR cable condition between IR & Main board.
3. Check the st-by 3.5V on the terminal 6.
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.
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
①
②
③
④
Standard Repair Process Detail Technical Manual
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