I have a Tascam DP02CF. New to this. Couple of questions, probably stupid. How come when I load my 8 GB flash card, then go to partitions, I see three partitions set up with 2 GB's in partition one and 2 GB's in partition 2, then 1 GB in PaRTITION 3. That adds up to 5, not 8. Am I supposed...