It has a bowl, inside which is a hand-turned grinding disc that forces food through a strainer at the bottom. As defined by Mechanical Turk on August 30, 2011
If you see an alert that says Invalid SIM or No SIM Card installed, follow these steps. 1  Make sure that you have an active plan with your wireless carrier. 2  Update your iPhone to the latest version of iOS. 3  Go to Settings and turn on airplane mode.  Restart your 1  iPhone. Check for a carrier settings update.
Check Carrier Settings. 1  Tap your â Settings â and locate the â Carrier â and â Cellular â tabs. 2  Under the â Cellular â tab, if the â Cellular Data Network â appears, your iPhone is either unlocked by the carrier or a Software method (Jailbreak and Unlock method). 3  Eject your SIM card and shut down your iPhone.ou have an iPhone in your hands right now, It might be a ânewâ or second-hand iPhone. And you need to check if that iPhone is unlocked or not. If your iPhone is locked to a particular network, you can only use it with SIM cards from that one provider. That is what we call a SIM lock.