[A930Rocket]

A search for all all those codes always ends up with:

Check your software
Make sure your Mac or PC is up to date, and that you have the latest version of iTunes or the Apple Devices app.

Check your connection
Plug your device directly into your computer's USB port, and make sure the cable is in good condition.

Restart your devices
Restart your computer and your device.

Check your security software
Update, change, or uninstall any software that might be interfering with your computer's connection.

Try a different computer
Update or restore your device on another computer that uses a different network.

Use recovery mode
Restore your device to the latest version of software using recovery mode on your iPhone.

Other reasons why you might not be able to update your iPhone include:
Your device doesn't support the latest software
There isn't enough available storage space on your device
The update takes a long time to download

If you're still having trouble, you can contact Apple Support.