It means that when you are buying a phone, e.g: from a phone shop which is not a network like o2 or Tesco or orange. It will not have the network company's logo like 3 mobiles, they have the 3 logo behind. So no network logo means no logo of a network behind the mobile like 3!
The logo of the network usually is on the welcome screen, on the box that the phone came in with or you can check the settings of the phone.
A branded cell phone is a phone sold exclusively through one carrier. The cell phone will usually have the carrier's logo/brand on it.
Cartoon Network
Cartoon Network
You have to jail break it. You can find out how to jail break your phone on google. More than likely though, if you jail break your phone, it voids the warranty.
what company logo has network and orange circle in it
It depends on your service provider. On Dish Network Logo is on channel 373.
Hi5
Cartoon Network
CBS
zynga
I don't think you can. You can make a social network and change the logo, but I don't think you can change the default Facebook logo.