1 GND
2 KEY1
3 KEY2
4 3.5V_ST
5 GND
6 LED_R
7 IR
8 GND
9 SCL
10 SDA
Checking order
1, 2. Check IR cable condition between IR & Main board.
3. Check the st-by 3.3V 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.
Standard Repair Process Detail Technical Manual
Remote control operation checking method
D. Function error_ No response in remote control,
key error
<ALL MODELS>
A17
Established
date
Revised
date
①
②
③
④
P4600
< Sub Ass’y>
< Main Ass’y>
Error symptom
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