How to Fix USB-C 5bay ‎IB-3805-C31 Drivecase: only one drive recognised

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How to Fix USB-C 5bay ‎IB-3805-C31 Drivecase: only one drive recognised

This mini-guide provides a structural approach to troubleshoot and fix the issue.

Prerequisites

  • Confirm your hardware specifications (CPU, GPU, Motherboard).
  • Ensure you have a bootable recovery USB and backup your EFI.

Fix Steps

  1. Boot with -v keepsyms=1 debug=0x100 to identify the exact kernel panic.
  2. Validate your config.plist using ocvalidate.
  3. Ensure your EFI matches the Dortania guide specifications for your CPU generation.

Verification

  • Reboot and verify if the functionality is restored and stable under typical usage.

Original Question:

Hello!

cause of my old Motherboard i am still on Catalina (latest plus latest security fixes)
i am still quite happy with it, even if it‘s getting old. Updating to Big Sur is no option cause of components which wouldn’t work anymore.

To my problem:
I have a asmedia 1142 USB-C PCIe which worked really good over the last years. Everything worked fine.
I recently bought a 5bay USB-C Drivecase Vendor Icy-Box which offers five independent slots for sata drives (‎IB-3805-C31)
Problem is, that...

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Author: ApexDE

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