Hi,

Try holding the paper clip in longer, it can take as much as 7 seconds to reset the switch. You can also reset to factory default from the CLI or web interface. For the CLI access the switch via console and choosing erase flash file. Page 50 http://downloads.dell.com/Manuals/all-products/esuprt_ser_stor_net/esuprt_networking/esuprt_net_fxd_prt_swtchs/powerconnect-2808_User%27s%20Guide_en-us.pdf