Denon HOME SUBWOOFER Owner's Manual page 25

Contents Connections Settings Tips Status LED Appendix
Status Front LED action Rear LED action Description
Firmware is being updated.
(blink)
(blink)
Firmware update
There is a firmware error. Check your usage environment, relaunch
the app, then try to update the firmware again.
(slow blink (Not fade))
(off)
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