8 | P a g e
Charging
The Firecom Electronic Headsets use a barrel charging jack with the connections
shown below.
Wall Adapter Charging
Only charge the Headset using the supplied 12VDC regulated wall adapter.
WARNING: Using unregulated wall adapters will damage the Headset and
void the warranty.
Vehicle Charging
Connect the RED wire to +12VDC and the BLACK wire to battery chassis ground.
Install the fuse no further than 18" from the battery.
WARNING: Only replace fuse with the same type, 1.5A AGU.
WARNING: Voltages exceeding the Headset charging specification will
damage the Headset. Verify the Headset voltage specification to the vehicle
battery and charging system specifications.
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