i9505 display problem

[HUM]

i9505 display problem
sometimes show samsung and than display go purple with glittering dots

sometimes only black screen

i try with other screen but same

[HUM]

is u1103 or u1129 responsible

[d-Artigo]

Originally Posted by HUM

i9505 display problem
sometimes show samsung and than display go purple with glittering dots

sometimes only black screen

i try with other screen but same

samsung gt-i9505 display solution
the first checks its second working voltage lcd
if it is still as before ..rehot or replace its emif lcd
rehot or replace U1129 ... see picture below

http://www.*********.com/wp-content/...y-solution.jpg




only press thank

[d-Artigo]

samsung gt-i9505 display solution

[HUM]

all links are ok

now when power on the set it show dark green background and logo in pink colour and after that black and white lines start to come from top side in waves

[Munir]

Originally Posted by HUM

all links are ok

now when power on the set it show dark green background and logo in pink colour and after that black and white lines start to come from top side in waves

compare minutely with other i9505 all 10 data lines and pin 20,22,24,26,28,30,34.
The most doubt on data lines.
Also check +4.4v and -4.6v if not ok than check light section