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 15 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
<50/65UH5500-UA>
Checking order to check Remote control
①
IR & Control Key front
IR & Control Key Rear
IR
1
GND
2
+3.5V_WIFI
3
WOL/WIFI_POWER_ON_JACK
4
WIFI_DM_JACK
5
GND
6
WIFI_DP_JACK
7
NC
8
NC
9
GND
10
KEY2
11
IR
12
+3.5V_ST
13
LED_R_JACK
14
GND
15
GND
Содержание 65UH5500
Страница 34: ...200 400 120 600 522 521 540 570 900 A2 A10 700 Set Stand 125 126 530 500 200D ...
Страница 62: ......
Страница 65: ...Overview for 16 ULTRA HD Model K2Lp Hardware ...
Страница 67: ...LCD TV Repair Guide 16 years New Models Applicable Model UH55 ...
Страница 72: ...2 K2Lp Block Diagram Internal LGE Confidential ...
Страница 81: ...TROUBLE SHOOTING GUIDE ...
Страница 109: ...Appendix Exchange Power Board PSU No Light Dim Light Dim Light Dim Light No picture Sound Ok A 3 5 ...