HDD Clicker generates HDD clicking sounds, based on HDD Led activity
Molex Harddisk Power connector HDD LED in header HDD LED out header 'External out' header to optionally connect additional speaker or higher current 5V visual indicator Power LED out header Programming header (do not use, reserved for factory/future updates of the attiny processor) Low volume 'modern IDE HDD mode' : a small sticker on the speaker directly : this dampens the sound, sounds like modern harddisk --> this option is now by default selected in the webshop. Medium volume 'LGR mod