LG 84LA980T-DC (CHASSIS:LT34E) Service Manual ▷ View online
Standard Repair Process Detail Technical Manual
A24
Established
date
Revised
Error
symptom
Content
LCD TV
D. Function error
2013.01.31
Wifi operation checking method
A24
date
Content
< XXLA9700-NA >
P4000
1
3 5V WOL
③
1
+3.5V_WOL
2
+3.3V
3
USB_DM
4
RTS
5
USB DP
③
5
USB_DP
6
RX
7
GND
8
TX
9
WOL
9
WOL
10
RESET
11
GND
12
CTS
①
②
13
NC
14
+3.5V_ST(OLED)
15
IR(OLED)
16
GND
Checking order
16
GND
Checking order
1, 2. Check Wifi cable condition between Wifi assy & Main board.
3. Check the 3.3V on the terminal 2.
A29
Standard Repair Process Detail Technical Manual
A25
Established
date
Revised
Error
symptom
Content
LCD TV
D. Function error
2013.01.31
Camera operation checking method
A25
date
Content
< XXLA9700-NA >
P4000
1
CAM SLIDE DET
①
1
CAM_SLIDE_DET
2
+3.5V_CAM
3
AUD_LRCH
4
AUD_LRCK
5
AUD SCK
5
AUD_SCK
6
GND
7
CAM_PWR_ON_CMD
8
ST_BY_DET_CAM
9
GND
9
GND
10
USB_CAMERA_DP
11
USB_CAMERA_DM
12
GND
②
Checking order
Checking order
1, 2. Check Camera cable condition between Camera assy & Main board.
3. Check the 3.5V on the terminal 2.
A29
Standard Repair Process Detail Technical Manual
T
l
ti
h
i
th d
A26
Established
date
Revised
Error
symptom
Content
LCD TV
E. Etc
2013.01.31
Tool option changing method
A26
date
Content
< XXLA9700-NA >
②
①
Changing method
1.
Contact the USB memory. (USB 1,2,3 jack)
2.
Enter the password. (ex. 000000)
* Access USB Memory has each password.
A30
Standard Repair Process Detail Technical Manual
T
l
ti
h
i
th d
A26
Established
date
Revised
Error
symptom
Content
LCD TV
E. Etc
2013.01.31
Tool option changing method
A26
date
Content
< XXLA9700-NA >
②
①
Changing method
1.
Contact the USB memory. (USB 1,2,3 jack)
2.
Enter the password. (ex. 000000)
* Access USB Memory has each password.
A30