Motherboard · critical

How to fix Critical failure of USB controller on board

Error code: USB-CTL-DEAD

What this error means

Some or all of the USB ports have completely stopped responding, the mouse and keyboard are not working.

Updated

Before you begin

Save open work and back up important files. Use instructions for your exact device and software version. If Windows cannot start, see the startup guide.

Work through these checks

0 of 3 complete
01Replace the CMOS battery on the motherboard
  1. Replace the CMOS battery on the motherboard
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

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02Use the USB BIOS Flashback function (if the board has a button)
  1. Use the USB BIOS Flashback function (if the board has a button)
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors
03Check the rear I/O panel for a short
  1. Check the rear I/O panel for a short
What to expect

Check whether the original symptom still occurs.

If it does not help

Continue only if this check applies to your device. Consult its manufacturer if you are unsure.

Browse related errors

Possible causes

  • Dead battery CR2032
  • Short circuit on the motherboard
  • Aborted BIOS update process
  • Age of capacitors