Various methods and apparatuses for storing a streaming media data play list in a cache memory are described. A cover is positioned on the case. With this construction, the variation of the load on the voice coil motor due to the dummy flexible printed circuit offsets the variation of the load on the voice coil motor due to the dummy flexible printed circuit. Following receipt of the first acknowledgment packet, the NIC transmits one or more first data packets containing the first session ID over the first dynamic connection from the NIC to the first target process.