Standard Repair Process Detail Technical Manual
Remote control operation checking method
D. Function error
A13
Established
date
Revised
date
Error
symptom
Content
A13
③
1. Check IR cable condition between IR & Main board.( Check picture number① and ②)
2. Check the standby 3.5V on the terminal 22 pin (③)
3. AS checking the Pre-Amp(IR LED light) , the power is in ON condition, an Analog Tester
needle should move slowly, otherwise, it’s defective.
Pin Pin name
1 3.5V_WIFI
2 WIFI_DM_JACK
3 WIFI_DP_JACK
4 GND
5 WOL/WIFI_POWER_ON
6 3.5V_WIFI
7 COMBO_RESET_JACK
8
GND
9 BT_WAKEUP_DEVICE_JACK
10 BT_WAKEUP_HOST_JACK
11 GND
12 GND
13 NC
14 NC
15 NC
16 EYE_SDA_JACK
17 EYE_SDA_JACK
18 GND
19 IR_JACK
20 LED_R_JACK
21 GND
22 +3.5V_ST
23 KEY2_JACK
24 KEY1_JACK
25 GND
① IR & EYE Sensor
Checking order to check remote control
①
②
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