Reviving a dead iphone

Wifey's Iphone for no reason,
unable to on.

Became a brick.
I tried to remove & re-insert SIM card, to no avail.

Guys & gals, this could happen to u.
One issue wif iphone,
for no reason they might just off and unable to switch on.

Solution:

1) Connect iphone to computer.
2) Press power switch+home button simultaneously for 10 sec.
3) Solved. If not hit down to service centre.