Checking order
1.Check IR cable condition between IR & Main board.( Check picture number① and ②)
2.Check the standby 3.5V on the terminal 16 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.
Standard Repair Process Detail Technical Manual
Remote control operation checking method
D. Function error
A22
Established
date
Revised
date
Error
symptom
Content
A22
②
③
Checking order to check remote control
①
IR & EYE Sensor
IR & LOGO light Rear
IR
Eye
Pin
Pin name
1
VCC
2
USB_DM
3
USB_DP
4
GND
5
WOL/WIFI_ON
6
VCC
7
COMBO_RESET
8
GND
9
BT_WAKEUP_DEVICE
10
BT_WAKEUP_HOST
11
GND
12
GND
13
14
15
16
EYE_SDA
17
EYE_SCL
18
GND
19
IR
20
LED_R
21
GND
22 VCC
23 KEY2
24 KEY1
25 GND
LED
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Only for training and service purposes.
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