P4004
WIFI
Standard Repair Process Detail Technical Manual
Motion Remote operation checking method
Established
date
Revised
date
Error
symptom
Content
A14
A14
D. Function error
P4002
1
3.5V_WIFI
2
WIFI_DM
3
WIFI_DP
4
GND
5
WOL/WIFI_POWER_ON
6
3.5V_WIFI
7
COMBO_RESET
8
GND
9
BT_WAKEUP_DEVICE
10
BT_WAKEUP_HOST
11
GND
12
GND
13
N.C.
14
N.C.
③
Checking order
1.
Check IR cable condition between IR & Main board.
2.
Check WIFI Combo cable condition between WIFI Combo Assy & Main board.
3. Check the 3.5V_WIFI P4004 on the terminal 1 & 6
OLED TV
①
②
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