StarTech.com USB 3.0 to SATA IDE Adapter - 2.5in / 3.5in - External Hard Drive to USB Converter – Hard Drive Transfer Cable (USB3SSATAIDE)

Product Information

IDE HDDs do indeed use a 44-pin connector which integrates both IDE and power (see pinout); if the extra 4 pins remain unconnected the disk would have no power. this case I can connect the hard disk to the adapter in two ways: namely, when the two free pins are on the right side of the adapter connector and when they are on the left side.

IDE To SATA Drive Not Recognised - Ten Forums IDE To SATA Drive Not Recognised - Ten Forums

I have no clue how to place the jumper settings on the IDE hard drives: slave, master or cable select?

But assuming it's standard IDE + proprietary extra stuff, then it should still have the "key pin" in the same position, and the connector should only fit one way. Interestingly, in this case I can connect the hard disk to the adapter in two ways: namely, when the two free pins are on the right side of the adapter connector and when they are on the left side. The cheap Gembird IDE-to-USB adapter that I recently bought has two IDE connectors: 40-pin on one side for desktop 3. With only a single drive connected, I don't think it matters at all (the purpose of these jumpers is when you have two IDE devices on the same cable), but either "Master" or "Cable Select" is typical in this situation. Furthermore, the IDE connector on the USB/IDE converter doesn't fit for all my IDE hard drives: on one of the drives 2 pins remains free on the IDE hard drive, they have no corresponding holes on the adapter connector part.

USB to IDE adapter to connect old hard drives How to use an USB to IDE adapter to connect old hard drives

From what I've read, the M/S setting actually has no effect on disk performance, it only serves the same function as e.