Hi Valentin,
C 60 codec has DVI 2, HDMI 2( second camera),DVI 3 as input source.
by default, this comes a C60 package. i would recommed to enable menu password on codec so that configuration are not changed accidenlty and presentation source remain same as selected by end user.
you can enable menu password with below command:
xcommand systemunit menupassword set password: *******(your password)