Title: Digital mixer
Application Number: 200610127659 Application Date: 2006.09.05
Publication Number: 1929350 Publication Date: 2007.03.14
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: H04H7/00;G06F21/00
Applicant(s) Name: Yamaha Corp. Address:
Inventor(s) Name:
Attorney & Agent: chenyuan zhangtian shu
Abstract:
    A digital mixer provides audio signal processing functions to a user, who has logged into the digital mixer by inputting a user password, within limits of authority granted to the user. In the digital mixer, a mounting unit is provided for removably mounting a storage medium. a detector detects when the storage medium is mounted on the mounting unit and detects when the mounted storage medium is removed from the mounting unit. A determining portion determines whether or not a user key is stored in the mounted storage medium upon detecting that the storage medium is mounted on the mounting unit, and operates if a user key is stored in the mounted storage medium, for displaying a login screen associated with a user corresponding to the user key. A control portion allows the user to automatically log out the digital mixer upon detecting that the storage medium is removed from the digital mixer.
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