A "search" of this forum may give you an answer...but...
for the HV20-30-40, download HDVSplit. It's free.
http://strony.aster.pl/paviko/hdvsplit.htm
This will allow you to capture with each scene split by timecode. You will save yourself a lot of trouble, and you will be amazed at the quality.
Video editing is a multi-program endeavor and this little program is a MUST!
Let us know what happened, feedback is important to the next person in line.
HP Envy Phoenix/4thGen i7-4770(4@3.4GHz~turbo>3.9)
Nvidia GTX 960(4GB)/16GB DDR3/
Canon Vixia HV30/HF-M40/HF-M41/HF-G20/Olympus E-PL5.
Tape capture using 6 VCR, TBC-1000, Elite BVP4+, Sony D8 camcorder with TBC.
https://www.facebook.com/BarryAFTT