D-Link DES-105 Manual - Page 10

Rear Panel Kensington Lock Kensington Lock DES-105/108 10/100Mbps Fast Ethernet Switch  Power Jack: Power is supplied through an external power adapter. Check the technical specification section for information about the power input voltage. Since the DES-105/108 does not require a power button, plugging its power adapter into a power outlet will immediately power it on.  Kensington Security Slot DES-105/108 has been giving customers the best option for physical security through a Kensington Security Slot in the rear panel. The Kensington Security Slot adds value to DES-105/108 by offering customers a simple, built-in security solution. 8