The functions and operation of the EVOLUTION 2 are very simple. However, the following notes are provided to explain all aspects of its design and use. MAINS CONNECTION When unpacking the amplifier please keep the packing material in a safe place for possible future use. In the pack there is a separate mains cable suitable for connecting to the mains supply in the country of use. The IEC socket end of the cable should be firmly inserted into the connector on the rear panel marked "Mains Input".