Put drive in from the one I got with the Apple III and the drive takes a while, but it does get a solid red "Ready" light.

The Apple ProFile, introduced in 1981 for the Apple III and later used with Lisa systems, was historically significant as Apple’s first hard disk drive, marking an early move beyond floppy-based storage for business users. It reflected Apple’s ambition to serve more serious professional computing needs, even though the product belonged to an era before the Macintosh defined the company’s mainstream identity.

• Retrobright — Jun 1, 2023

• Wikipedia