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5 Quick Fixes ASUS ROG Ally Check System Power Error

Are you facing the irksome “Check System Power error” on your ASUS ROG Ally, prompting a plea to plug in the AC Adapter?

Worry not! Unveil solutions in this guide to conquer the “Check System Power error” and keep your ASUS ROG Ally in top-notch gaming form.

5 Quick Fixes ASUS ROG Ally Check System Power Error

Solution 1: Hard Reset for ‘Check System Power Error’

Resolve the ‘Check system power error’ with a hard reset, discharging residual power causing the misread. This process resets hardware and clears temporary configurations.

  1. Turn off ASUS ROG Ally, disconnect AC adapter.
  2. If removable, take out the battery.
  3. Hold power button for 60 seconds to discharge power.
  4. Re-insert battery, connect AC adapter.
  5. Power on to check error resolution.

Solution 2: Confirm Secure AC Adapter Connection

Error may stem from undetected AC adapter. Ensure a proper connection for the necessary power, bypassing the error.

  1. Connect AC adapter to ASUS ROG Ally.
  2. Inspect adapter and laptop power port for damage.
  3. Confirm secure connection, verify laptop power indicator is on.
  4. Retry BIOS update to check for error persistence.

Solution 3: BIOS Update to Tackle ‘Check System Power Error’

Update BIOS to resolve compatibility issues causing the ‘Check System Power error’. Connect ASUS ROG Ally to AC adapter for uninterrupted power during this crucial process.

  1. Ensure ASUS ROG Ally is connected to AC adapter.
  2. Boot into BIOS setup (F2, DEL, or ESC).
  3. Navigate to EZ Flash utility in BIOS.
  4. Choose BIOS update option and follow on-screen instructions to completion.

Solution 4: Verify Battery Health

A failing or unresponsive battery might trigger power errors. Check battery health through system settings or a third-party app.

  1. Boot into the operating system, locate battery health in settings or use a third-party app.
  2. If health is poor or the battery is undetected, replace it with an OEM replacement.
  3. After replacement, confirm resolution of the ‘Check System Power error’.

Solution 5: Seek ASUS Support

When everything else falls short, ASUS support stands ready for professional assistance.

  1. Visit the official ASUS support site.
  2. Enter ASUS ROG Ally details for tailored support options.
  3. Follow ASUS support instructions for advanced troubleshooting or arrange repairs if needed.


Question: How long should a hard reset last to discharge residual power?

Answer: It’s recommended to press and hold the power button for 60 seconds to ensure thorough discharge of residual power.

Question: Why is assessing battery health crucial?

Answer: Evaluating battery health is vital to spot potential replacement needs, as a declining battery can trigger power-related issues.

Question: What should be done if troubleshooting measures prove ineffective?

Answer: In case all attempted troubleshooting fails, contact ASUS support for further assistance or consider professional repair services.

Also read: Resolve ASUS ROG Ally Cloud Recovery Network Error

Alex Lim is a certified IT Technical Support Architect with over 15 years of experience in designing, implementing, and troubleshooting complex IT systems and networks. He has worked for leading IT companies, such as Microsoft, IBM, and Cisco, providing technical support and solutions to clients across various industries and sectors. Alex has a bachelor’s degree in computer science from the National University of Singapore and a master’s degree in information security from the Massachusetts Institute of Technology. He is also the author of several best-selling books on IT technical support, such as The IT Technical Support Handbook and Troubleshooting IT Systems and Networks. Alex lives in Bandar, Johore, Malaysia with his wife and two chilrdren. You can reach him at [email protected] or follow him on Website | Twitter | Facebook

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