An electronic apparatus includes a main body and a panel unit removable from the main body. The electronic apparatus also includes an attachment unit in the panel unit that indirectly attaches a removable memory device to the main body through the panel unit. The main body includes a control unit that logically disconnects a data line logically connecting the removable memory device to the main body through the attachment unit, upon an operation before a power line electrically connecting the removable memory device to the main body through the attachment unit is physically disconnected.