Standard Repair Process Detail Technical Manual
symptom
Content
①
IR & EYE Sensor
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 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.
Error
D. Function error
Remote control operation checking method
②
A22
Established
date
Revised
date
Pin
1
2
3
4
5
③
6
7
WIFI_SUSPEND/RESUEM
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
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Only for training and service purposes.
A22
Pin name
VCC
WIFI_DM
WIFI_DP
GND
WOL/WIFI_ON
VCC
GND
COMBO_RESET
BT_WAKEUP_HOST
GND
VCC
EYE_SDA
EYE_SCL
GND
IR
LED_R
GND
VCC
KEY2
MIC_DATA
MIC_CLK