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Standard Repair Process Detail Technical Manual
symptom
Content
① IR & EYE Sensor
IR & LOGO light Rear
IR
LED
Checking order to check remote control
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.
Error
D. Function error
Remote control operation checking method
Eye
②
③
A22
Established
date
Revised
date
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
A22
Pin name
LED_R
GND
IR
+3.5V_ST
GND
GND
EYE_SCL
KEY2
EYE_SDA
KEY1
GND
GND
GND
Device
Wakeup Host
Power on
GND
+3.5_Wifi
Wifi DP
Combo Reset
Wifi DM
GND
+3.5_Wifi
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