• Service Manuals |
  • Lg |
  • TV |
  • 42LK450, 42LK450Y, 42LK452 (CHASSIS:LB01U)

42LK450, 42LK450Y, 42LK452 (CHASSIS:LB01U) - LG TV Service Manual (repair manual). Page 40

Read LG 42LK450 / 42LK450Y / 42LK452 (CHASSIS:LB01U) Service Manual online

Normal
voltage?
Check various 
voltages of Power 
Board 
( 3.5V,12V,20V or 
24V…)
No Video/
No audio
Check and 
replace 
MAIN B/D
Y
Replace Power 
Board and repair 
parts
N
End
Standard Repair Process
A. Video error
No video/ No audio 
☞A4
Established
date 
Revised date 
2/13
LCD  TV
Error
symptom
2
Page of 62
Display

Click on the first or last page to see other 42LK450 / 42LK450Y / 42LK452 (CHASSIS:LB01U) service manuals if exist.

Random: