![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. 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.](https://i.redd.it/q0bia8d41ny51.jpg)
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: CY IEEE 1394 6Pin Female to 1394b 9Pin Male Firewire 400 to 800 Cable 20cm : Electronics Amazon.com: CY IEEE 1394 6Pin Female to 1394b 9Pin Male Firewire 400 to 800 Cable 20cm : Electronics](https://m.media-amazon.com/images/I/31e3-jSnB3L._AC_.jpg)
Amazon.com: CY IEEE 1394 6Pin Female to 1394b 9Pin Male Firewire 400 to 800 Cable 20cm : Electronics
![Amazon.com: BIZLANDER Premium Firewire Cable 800,IEEE1394B, 6Ft (1.8M) Balck 9 Pin to 6 Pin Male to Male for Printer, PC, Scanner : Electronics Amazon.com: BIZLANDER Premium Firewire Cable 800,IEEE1394B, 6Ft (1.8M) Balck 9 Pin to 6 Pin Male to Male for Printer, PC, Scanner : Electronics](https://m.media-amazon.com/images/I/416GP+A+q3L.jpg)
Amazon.com: BIZLANDER Premium Firewire Cable 800,IEEE1394B, 6Ft (1.8M) Balck 9 Pin to 6 Pin Male to Male for Printer, PC, Scanner : Electronics
![Amazon.com: PASOW FireWire 800 to 400 9 to 6 pin Cable (9pin 6pin) 6FT, IEEE 1394 Firewire 800 9-pin/6-pin Cable 6 Feet(9 pin to 6 pin) : Electronics Amazon.com: PASOW FireWire 800 to 400 9 to 6 pin Cable (9pin 6pin) 6FT, IEEE 1394 Firewire 800 9-pin/6-pin Cable 6 Feet(9 pin to 6 pin) : Electronics](https://m.media-amazon.com/images/I/41eaYrjcYgL._AC_.jpg)
Amazon.com: PASOW FireWire 800 to 400 9 to 6 pin Cable (9pin 6pin) 6FT, IEEE 1394 Firewire 800 9-pin/6-pin Cable 6 Feet(9 pin to 6 pin) : Electronics
![Apple Thunderbolt to FireWire Adapter Thunderbolt Male To FireWire 800 Female, MD464LL/A | Full Compass Systems Apple Thunderbolt to FireWire Adapter Thunderbolt Male To FireWire 800 Female, MD464LL/A | Full Compass Systems](https://www.fullcompass.com/common/products/original/362887.jpg)
Apple Thunderbolt to FireWire Adapter Thunderbolt Male To FireWire 800 Female, MD464LL/A | Full Compass Systems
![Firewire 800 And Firewire 400 Cable Stock Photo - Download Image Now - Firewire, Black Color, Cable - iStock Firewire 800 And Firewire 400 Cable Stock Photo - Download Image Now - Firewire, Black Color, Cable - iStock](https://media.istockphoto.com/id/491245319/photo/firewire-800-and-firewire-400-cable.jpg?s=612x612&w=0&k=20&c=zpYNDpnuFk5rCzARoI6uxEQQsJVQz-e45LxcFn3xooI=)
Firewire 800 And Firewire 400 Cable Stock Photo - Download Image Now - Firewire, Black Color, Cable - iStock
![Amazon.com: elago FireWire 400 to 800 Adapter (White) for Mac Pro, MacBook Pro, Mac Mini, iMac and All Other Computers : Electronics Amazon.com: elago FireWire 400 to 800 Adapter (White) for Mac Pro, MacBook Pro, Mac Mini, iMac and All Other Computers : Electronics](https://m.media-amazon.com/images/I/41ZUFHAmcKL.jpg)
Amazon.com: elago FireWire 400 to 800 Adapter (White) for Mac Pro, MacBook Pro, Mac Mini, iMac and All Other Computers : Electronics
![Amazon.com: Yeworth 6FT Firewire High Speed IEEE 1394 Firewire 800 to Firewire 400 Cable, 1394B 800-400 IEEE 9 Pin Male to 4 Pin Male Cable for MacBook Pro, Mac Mini, iMac PC, Digital Cameras, SLR : Electronics Amazon.com: Yeworth 6FT Firewire High Speed IEEE 1394 Firewire 800 to Firewire 400 Cable, 1394B 800-400 IEEE 9 Pin Male to 4 Pin Male Cable for MacBook Pro, Mac Mini, iMac PC, Digital Cameras, SLR : Electronics](https://m.media-amazon.com/images/I/61v9SIRUQbS._AC_UF1000,1000_QL80_.jpg)