Here are screen-shots of the Nikon D7000's Custom Setting Menu. The D7000 has a total of 48 custom settings. Note the Live view/movie AF options. Here are screen-shots of the Nikon D7000's Custom ...

so you'll likely have to visit custom setting menu e2, to change the maximum shutter time permitted with the flash. Also included on the Nikon D7000 is an external flash hot shoe, just behind the ...