Australian quick reference
How to use an AED
A practical guide to using an automated external defibrillator while waiting for emergency help.
Serious or worsening symptoms? Call Triple Zero (000).
The short answer
Turn the AED on, expose and dry the chest, attach the pads as shown, stand clear when told and follow the AED voice and picture prompts.
01
What to do first
- Call 000, start CPR and ask someone to bring an AED.
- Turn the AED on and follow its instructions.
- Expose and dry the chest. Remove medication patches if present without touching the medication.
- Attach the pads exactly as shown on the pads or device.
- Stand clear while the AED analyses and delivers a shock if advised.
- Restart CPR when the AED tells you to.
02
What to avoid
- Do not touch the person during analysis or shock delivery.
- Do not use an AED in water or on a soaking-wet chest.
- Do not remove the pads to check the person unless instructed.
03
When to call 000
- Use an AED on an unresponsive person who is not breathing normally as soon as it is available.
04
What to monitor
- Follow the AED prompts and continue CPR between analyses.
Use paediatric pads or mode when available. If pads would touch, follow the device guidance for front-and-back placement.
Practise the pattern
Make it easier to remember
Common questions
Quick answers
Can an AED hurt someone?
The AED analyses the rhythm and only advises a shock when appropriate. Stand clear when instructed.
Independent editorial project. Guidance reviewed for Australian terminology and emergency escalation.