Battery Missing: FX-5 Trouble Code | Fire Alarm Resource Center
Battery Missing
trouble
Kidde FX-5
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What This Code Means
The panel does not detect a battery connected to the charging circuit.
Common Causes
1Disconnected battery leads
2Blown battery fuse
3Battery voltage is too low to be detected
Resolution Steps
Inspect the battery connections and ensure the leads are secure. Check the battery fuse on the main board. If batteries are present but very low, they may need to be charged externally or replaced.