How is the 2.5 HDD formatted and loaded with media files?
Connect the 2.5 HDD to your existing PC with the 44-pin ribbon cable, or an IDE to 44-pin adaptor to connect with the IDE port, have the HDD set as secondary master or primary slave (depending on the PC available port). Afterwards, start up the PC and go to My Computer. Right click on 2.5 HDD and choose format. The PC will ask which format. Choose FAT32 format, the DV-66 does not recognize the NTSF format. After you are finished with formatting, you can copy and paste the video files into this HDD. When you are done with the copying, remove the HDD from PC and connect it back to the DV-66.