People are reporting there stacks of died hEx lites
http://forum.mikrotik.com/t/whats-wrong-with-the-rb750r2/90114/1
http://forum.mikrotik.com/t/caution-mikrotik-hex-poe-lite-rb750upr2/104567/7 ---- it’s about RB 750UP r2 but it’s pretty simillar
People are reporting there stacks of died hEx lites
http://forum.mikrotik.com/t/whats-wrong-with-the-rb750r2/90114/1
http://forum.mikrotik.com/t/caution-mikrotik-hex-poe-lite-rb750upr2/104567/7 ---- it’s about RB 750UP r2 but it’s pretty simillar