1 long 3 short sounds like memory problems.
remove and refit the memory sticks and retry (they work loose with thermal cycling). or memory could be failing
Windows Memory Test - http://oca.microsoft.com/en/windiag.asp
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
Comment envoyer gratuitement des gros fichiers ?