FAQ Level 3 Award for First Responders on Scene: Emergency First Responder (RQF) FROS® - Online Blended Part 1

219 videos, 11 hours and 53 minutes

Course Content

AED Troubleshooting

Video 73 of 219
4 min 15 sec
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Effective Troubleshooting and Maintenance of AED Units

Understanding AED Functionality

AEDs are generally reliable and self-maintaining. Familiarizing yourself with the instruction manual upon receiving the unit is essential for effective troubleshooting.

Recognizing AED Warning Signals

Pay attention to the unit's indicator lights and audio messages:

  • Normal Operation: A regular flashing light indicates proper functioning.
  • Warning Indicators: A flashing red light signals a problem. Promptly refer to the manual for guidance.
  • Data Storage Capacity: A warning about a full data card suggests limited data storage capacity, though the AED will continue to operate normally.
  • Temperature Alerts: Rapid beeping may signal temperature-related issues. Protective cases can mitigate extreme temperature effects.

Servicing and Warranty

If the unit displays a servicing message, contact your supplier or manufacturer immediately. Avoid self-investigating to preserve the warranty.

Regular Maintenance Checks

AEDs perform self-tests and will audibly indicate any problems during routine checks. Regularly checking your AED ensures it remains in optimal working condition.


Understanding the warning signals and conducting regular maintenance checks are crucial for ensuring the readiness and reliability of your AED unit. Always consult the instruction manual or a professional for any troubleshooting or servicing needs.