Checking order
1.Check IR cable condition between IR & Main board.( Check picture number
①
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
Pin
Pin name
1
LED_R
2
GND
3
IR
4
+3.5V_ST
5
GND
6
GND
7
EYE_SCL
8
KEY2
9
EYE_SDA
10
KEY1
11
12
GND
13
GND
14
GND
15
Device
16
Wakeup Host
17
Power on
18
GND
19
+3.5_Wifi
20
Wifi DP
21
Combo Reset
22
Wifi DM
23
GND
24
+3.5_Wifi
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Only for training and service purposes.
Summary of Contents for 86SJ9570
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