Sony NWZ-E438F Operation Guide - Page 102

102 Troubleshooting Table of Contents Menu Index Connection with a computer (continued) Symptom Cause/Remedy Data cannot be transferred to the player from your computer. (continued)  The data may be damaged.  Delete the data that cannot be transferred from your computer, then import it to your computer again. When importing data to your computer, close any other applications to avoid data damage.  Transferable limit of files and folders has been exceeded.  Delete unnecessary data.  You are trying to transfer .m4a, .mp4, .3gp or .m4v files on a computer that already has Windows Media Player 10 installed.  Install Windows Media Player 11 from the supplied CD-ROM.  If you transfer data using an appropriate software for transferring, but the transfer is not made, refer to the manufacturer. Only a small amount of  There is not enough free space in the built-in flash data can be transferred to memory. the player.  Transfer any unnecessary data back to your computer to increase free space.  Data that cannot be played on the player is stored on the player.  If data other than song, video, or photo data is stored on the player, less data can be transferred. Transfer back data that cannot be played on the player to the computer to increase the available space. The player becomes unstable while it is connected to the computer.  A USB hub or USB extension cable is being used.  Connecting the player via a USB hub or extension cable may not work. Connect the player to your computer using the supplied USB cable. You cannot delete or rename the folders.  You cannot delete or rename the "MUSIC" and "MP_ROOT" folders. Continued 