A roll-up door system has been provided to position a roll-up door. The main converter is designed to supply the maximum amount of power required by the information handling system, and the auxiliary converter is designed to supply only enough power to maintain the information handling system in the sleep or shutdown mode of operation. This object is met in that the discharge chamber has a conically narrowed end for increasing the velocity of the active gas jet, and a limiting channel for preventing propagation of the discharge zone into the free space for the surface to be treated is arranged following the narrowed end of the discharge chamber. A rule synchronization agent is executed which updates N1 database instances with the M application rules and does not update a remaining N\u2212N1 database instances with the M application rules if N1 is equal to N. Methods of using compounds of Formula I for in vitro, in situ, and in vivo diagnosis, prevention or treatment of such disorders in mammalian cells, or associated pathological conditions, are disclosed. The cooling device has a high cooling density and a user can independently control the cooling rate.