https://opengrok.libreoffice.org/xref/help/source/text/swriter/04/01020000.xhp#89 Says the "Data Source" View opens with F4, but it should be Ctrl+Shift+F4
Confirmed on 5.3.0.3. Assigning it to me as well.
liongold committed a patch related to this issue. It has been pushed to "master": http://cgit.freedesktop.org/libreoffice/help/commit/?id=c11f324720cbe7f0ca28f1510140868e4a2d7a30 tdf#111435 - Fix shortcut key documentation for Data Source View