US Patent 8089754 Computer server system and server thereof

A server of a computer server system includes an enclosure and a fan module located outside the enclosure. The enclosure includes a sidewall defining a plurality of ventilating holes therein. The fan module includes a tray and a fan mounted on the tray. The fan module is pivotally mounted relative to the sidewall of the enclosure, and the fan module is capable of being pivoted from a horizontal state to a vertical state relative to the server.