acer 5745 backlight not on

satish panchal · Post by **satish panchal** » Sat Aug 19, 2017 12:30 pm

part no. DAOZR7MB8D0
I HAVE CHANGE LED AND LED CABLE BUT SAME PROBLEM SHOWING
BACKLIGHT NOT ON
I CHECK VOLTAGE 3 AND 19V IS COMPLETE
ANY HELP PLEASE

mahmood · Post by **mahmood** » Sat Aug 19, 2017 2:56 pm

plz chek lvds conector fov 19v and 3 and 5v

satish panchal · Post by **satish panchal** » Mon Aug 21, 2017 4:56 am

sir give me details pls...where 3,5,19v on lvds connector leg

mahmood · Post by **mahmood** » Mon Aug 21, 2017 6:03 am

plz send some pic of up and down mainboard near lvds

dspok · Post by **dspok** » Mon Aug 28, 2017 1:10 pm

Satish, please check BL_PWM and BL_EN signal. Pin no.35 and 36 both must be 3.3v

satish panchal · Post by **satish panchal** » Tue Aug 29, 2017 6:18 am

i have attached pic of motherboard
please give me urgent answer of backlight not on problem

mahmood · Post by **mahmood** » Tue Aug 29, 2017 4:27 pm

plz jamp pin 5 and 36 lvds amd remove this cap