Why won't this cable work? Firewire800>Thunderbolt>USB-C. I'm trying to mount an external drive on a Mac Pro 5,1 (Mid-2010). The drive doesn't seem to be getting power. Any tips would be appreciated.
Amazon.com: LaCie Rugged Triple 1TB External Hard Drive Portable HDD – USB 3.0 FireWire 800 compatible for Mac and PC Computer Desktop Workstation Laptop (STEU1000400) : Electronics
OWC 4TB Mercury Elite Pro USB 3.0/FireWire 800/eSATA
Glyph Technologies StudioRAID mini Professional External Drive - 8TB SSD - Vintage King