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Standard Repair Process Detail Technical Manual
symptom
Content
① IR PCBA Front
② IR PCBA Rear
Checking order to check motion sensor
Checking order
1. Check the cable connection between the main board and the IR PCBA.
2. Check Terminal no.18 Voltage => 3.5V
Error
D. Function error
Check Motion Sensor Operation
Motion Sensor
IR PCBA
Connector
Established
date
Revised
date
A17
Pin
Pin name
③
1
+3.5V_WIFI
2
GND
3
COMBO_RESET
4
BT_WAKEUP_HOST
5
WOL/WIFI_POWER_ON
6
GND
7
+3.5V_WIFI
8
WIFI_DP
9
WIFI_SUSPEND/RESUME
10
WIFI_DM
11
12
+3.5V_WIFI
13
14
GND
15
LED_R
16
GND
17
18
+3.5V_ST
19
GND
20
KEY2
21
EYE_SCL
22
WOV_PDM0_DATAIN
23
EYE_SDA
24
WOV_PDM_CLKOUT
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Only for training and service purposes.
A17
GND
NC
IR
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