sudo apt-get install kubuntu-default-settings-trinity kubuntu-desktop-trinity
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:

The following packages have unmet dependencies:
 kubuntu-desktop-trinity : Depends: x-ttcidfont-conf but it is not installable
                           Recommends: kio-apt-trinity but it is not going to be installed
                           Recommends: kde-guidance-powermanager-trinity but it is not going to be installed
                           Recommends: adept-trinity but it is not going to be installed
                           Recommends: amarok-trinity but it is not going to be installed
                           Recommends: bluez-utils but it is not going to be installed
                           Recommends: bogofilter but it is not going to be installed
                           Recommends: cups-pdf but it is not going to be installed
                           Recommends: desktop-effects-kde-trinity but it is not going to be installed
                           Recommends: digikam-trinity but it is not going to be installed
                           Recommends: foo2zjs but it is not going to be installed
                           Recommends: foomatic-db-gutenprint but it is not going to be installed
                           Recommends: fortune-mod but it is not going to be installed
                           Recommends: gwenview-trinity but it is not going to be installed
                           Recommends: hpijs-ppds but it is not going to be installed
                           Recommends: ijsgutenprint but it is not going to be installed
                           Recommends: jockey-gtk but it is not going to be installed
                           Recommends: k3b-trinity but it is not going to be installed
                           Recommends: kaddressbook-trinity but it is not going to be installed
                           Recommends: kaffeine-trinity but it is not going to be installed
                           Recommends: karm-trinity but it is not going to be installed
                           Recommends: katapult-trinity but it is not going to be installed
                           Recommends: kbstate-trinity but it is not going to be installed
                           Recommends: kdepim-kio-plugins-trinity but it is not going to be installed
                           Recommends: kdepim-wizards-trinity but it is not going to be installed
                           Recommends: kdesudo-trinity but it is not going to be installed
                           Recommends: keep-trinity but it is not going to be installed
                           Recommends: kio-umountwrapper-trinity but it is not going to be installed
                           Recommends: kipi-plugins-trinity but it is not going to be installed
                           Recommends: kmag-trinity but it is not going to be installed
                           Recommends: kmail-trinity but it is not going to be installed
                           Recommends: kmailcvt-trinity but it is not going to be installed
                           Recommends: kmilo-trinity but it is not going to be installed
                           Recommends: kmousetool-trinity but it is not going to be installed
                           Recommends: kmplayer-konq-plugins-trinity but it is not going to be installed
                           Recommends: knotes-trinity but it is not going to be installed
                           Recommends: kontact-trinity but it is not going to be installed
                           Recommends: konversation-trinity but it is not going to be installed
                           Recommends: kooka-trinity but it is not going to be installed
                           Recommends: kopete-trinity but it is not going to be installed
                           Recommends: korganizer-trinity but it is not going to be installed
                           Recommends: kpf-trinity but it is not going to be installed
                           Recommends: kppp-trinity but it is not going to be installed
                           Recommends: krdc-trinity but it is not going to be installed
                           Recommends: krfb-trinity but it is not going to be installed
                           Recommends: kscreensaver-trinity but it is not going to be installed
                           Recommends: ktorrent-trinity but it is not going to be installed
                           Recommends: kubuntu-docs-trinity but it is not installable
                           Recommends: kubuntu-konqueror-shortcuts-trinity but it is not going to be installed
                           Recommends: kvkbd-trinity but it is not going to be installed
                           Recommends: kwalletmanager-trinity but it is not going to be installed
                           Recommends: landscape-client but it is not going to be installed
                           Recommends: min12xxw but it is not going to be installed
                           Recommends: networkstatus-trinity but it is not installable
                           Recommends: openoffice.org-calc but it is not installable
                           Recommends: openoffice.org-impress but it is not installable
                           Recommends: openoffice.org-trinity but it is not installable
                           Recommends: openoffice.org-writer but it is not installable
                           Recommends: powernowd but it is not installable
                           Recommends: pxljr but it is not going to be installed
                           Recommends: scim-bridge-agent but it is not installable
                           Recommends: scim-bridge-client-qt but it is not installable
                           Recommends: scim-qtimm but it is not installable
                           Recommends: skim but it is not installable
                           Recommends: speedcrunch but it is not going to be installed
                           Recommends: splix but it is not going to be installed
                           Recommends: strigi-daemon but it is not going to be installed
                           Recommends: system-config-printer-kde-trinity but it is not installable
                           Recommends: ttf-arabeyes
                           Recommends: ttf-arphic-ukai
                           Recommends: ttf-arphic-uming
                           Recommends: ttf-kochi-gothic
                           Recommends: ttf-kochi-mincho
                           Recommends: ttf-lao but it is not going to be installed
                           Recommends: ttf-malayalam-fonts but it is not going to be installed
                           Recommends: ttf-thai-tlwg but it is not going to be installed
                           Recommends: wvdial but it is not going to be installed
                           Recommends: plymouth-theme-kubuntu-logo-trinity but it is not installable
                           Recommends: kgtk-qt3-trinity but it is not going to be installed
E: Unable to correct problems, you have held broken packages.