'11 MBP, was flickering ever fixed?

hello all!,

lately have been experiencing more issues cinema display hd 23 attached 2011 macbook pro.

screen flicker, guess happened before, never bothered me. on time, screen go black min or so, come up. took apple store , had logic board replaced. bring home , start using again, , experience same issues plus new one; screen go granie (like old analog tv's no signal) few secs every 5 mins or so.

while mbp @ apple store, used powerpc g5 backup machine cinema display few days , had no issues what-so-ever.

@ point week w/o machine, else can "fix it".

have updates installed , machine seems working fine, except nasty issue. remember there patch/fix this, did ever fixed issue?

edit: using apple branded mdp - dvi

 

really, no one? =/=

 

Forums Macs Notebooks MacBook Pro

• iPhone
• Mac OS & System Software
• iPad
• Apple Watch
• Notebooks
• iTunes
• Apple ID
• iCloud
• Desktop Computers
• Apple Music
• Professional Applications
• iPod
• iWork
• Apple TV
• iLife
• Wireless