Based on http://www.ducea.com/2007/08/27/dell...tes-on-debian/
, which goes a bit more in detail. Basically I just copied the relevant parts. Thanks!
Dell's official Linux support labelled OMSA currently only works for rpm based distros, but not for Debian. So do it manually
Install smbios packages:
ii libsmbios-bin 2.0.3.dfsg-1.1 Provide access to (SM)BIOS information -- utility binaries
ii libsmbios2 2.0.3.dfsg-1.1 Provide