In a station with a US node in a Dual Node Module, there a Peripheral Power Supply (or Auxiliary Power Supply is required) to provide power for Cartridge drive(s).

• provides the +5 Vdc and + 12 Vdc
• has a 12 Vdc fan that provides cooling for the I/O boards in the module cavity and the Peripheral Power Supply
• is located in the fan enclosure located behind the removable media drives, and
• is accessible from the rear of the station.