Why is my nephews disabled iphone flashing and ringing?

It just randomly started doing this.
His "flash" will blink on and off and ringer will go off.

It keeps going off eveery 5-10 minutes

Don't

Did he activate Find My iPhone?

  • Why isn't my iPhone ringing? I just got an iPad mini and I synced my iMessages onto it. Well now when I get a txt my iPad rings instead of my phone. But when my phone gets a txt from a non apple phone and I get a normal txt message instead of an iMessage, neither my iPad or my iPhone rings.
  • Why isn't my iPhone 5 ringing? Sometimes it does and sometimes it doesn't? I've reset it a couple of time already. Same goes for the ding when I have a message. Sometimes it dings and sometimes it doesn't? What the heck is going on?
  • Why isn't my alarm ringing on my iPhone 4? I have 3 alarms set in the morning (I don't wake up very easily lol) but I always und up waking up late, but it shows the alarm names on the lockscreen, but aren't ringing, my volumes turned up tovthe loudest and it's not on vibrate
  • Why is my iphone 5 only ringing when i receive calls? Today someone dumped me in the snow & my iphone was in my jacket pocket. Now it only rings / makes noise if i'm receiving a call. & when i answer, i can only hear them if i put them on speaker.