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Asset Type
Manufacturer
Model
What This Guide Helps With
Addresses unrecognized battery or status light alerts, focusing on battery seating, contact integrity, and external power verification.
Step-by-Step Troubleshooting
Ensure Patient Safety
Confirm the defibrillator is not in active use. If a patient requires resuscitation, provide a backup AED immediately.
Check Battery Seating
Remove the battery and reinstall firmly. Proper seating ensures electrical contact for device operation.
Expected Outcome: Status light clears; device powers on normally.
Inspect Battery Contacts
Check both the battery terminals and the device contacts for dirt, corrosion, or debris. Clean gently if needed.
Expected Outcome: Good contact restores battery recognition.
Verify Battery Type and Expiration
Confirm the battery is compatible (typically CR123A lithium for FRx) and not expired. Replace if incorrect or past expiration.
Expected Outcome: Device recognizes battery correctly.
Check Status Indicator Lights
Observe the device’s status indicator after battery reseating or replacement. Ensure the “OK” light illuminates.
Expected Outcome: Green “OK” light indicates readiness.
Swap with a Known Good Battery
Use a tested spare battery to rule out battery failure.
Expected Outcome: Device recognizes the spare battery; confirms original battery fault if issue resolves.
Firmware or Device Reset
If battery and contacts are confirmed good, power-cycle the AED or perform a device reset per standard FRx procedure.
Expected Outcome: Device reinitializes and recognizes the battery.
If the Problem Persists
All external checks are complete. Likely internal fault:
- Remove AED from service
- Label “Out of Service”
- Send for manufacturer repair or bench evaluation
Knowing when to stop prevents accidental patient risk or further damage.
Clinical Use Tip
Never troubleshoot the battery while the AED is in active use. Always have a backup AED ready before attempting battery replacement or inspection.
Work Order Documentation (CCR Method)
CCR = Complaint, Cause, Resolution
Complaint
What was reported by the clinical staff.
Example:
"AED shows battery not recognized and status light alert during routine check."
Cause
What was observed during troubleshooting.
Example:
"Original battery failed or device contacts were dirty."
Resolution
What action was taken.
Example:
"Cleaned contacts and reseated battery; replaced with new battery when necessary; verified green “OK” light."
Helpful Details to Include (If Known)
- Outlet or charging status verified if rechargeable battery
- Battery type and expiration date
- Status light behavior before and after troubleshooting
- Any unusual sounds or heat during testing
- Final device status: ready for patient use
Final Thought
Patient safety comes first. Follow logic-based troubleshooting, starting with simple external checks. Escalate appropriately and document all findings clearly to support ongoing device reliability.
That is successful troubleshooting.