What is CPU-VCORE-OUT-OF-RANGE?
CPU Vcore Out of Range is a high-severity hardware BIOS/UEFI issue. The processor voltage is detected by the motherboard sensors as being outside of stable operating bounds. It's also often linked to failing power supply unit (PSU). Follow the steps below to fix it.
Common Causes
- Incorrect manual voltage settings in BIOS
- Motherboard VRM degradation
- Failing power supply unit (PSU)
Step-by-Step Fix Guide
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1
Reset CPU core voltage settings to default/auto
As a first move, Reset CPU core voltage settings to default/auto handles the most common scenario behind CPU Vcore Out of Range.
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2
Disable CPU Load-Line Calibration (LLC)
If the fault persists, continue with the next steps, which account for less common bios instability causes.
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3
Test system with a known good PSU
Try "Test system with a known good PSU" next if the issue persists — it addresses a secondary cause.
Commands & Diagnostics
No specific commands required for this error. Follow the step-by-step guide above.
Frequently Asked Questions
CPU-VCORE-OUT-OF-RANGE is most often triggered by incorrect manual voltage settings in BIOS. Other reports point to motherboard VRM degradation and failing power supply unit (PSU) as contributing factors.
Try "Reset CPU core voltage settings to default/auto" first — it resolves most CPU-VCORE-OUT-OF-RANGE cases on its own. Only work through the rest of the guide above if it comes back.
CPU-VCORE-OUT-OF-RANGE is a high-severity error. It won't damage your PC instantly, but repeated occurrences usually point to a deeper problem worth addressing soon.
In most cases, yes — the guide above resolves CPU-VCORE-OUT-OF-RANGE without a clean install. Treat a reinstall as the last resort, not the first move.
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