1.
Remove the ceiling mounting cover.
2.
BB-HCM547 only: Open the SD memory card cover on the inner cover.
3.
Press the FUNCTION button.
4.
Confirm that the FUNCTION indicator is not lit, then push the card slightly to eject it.
6.
BB-HCM547 only: Close the SD memory card cover on the inner cover.
7.
Replace the ceiling mounting cover.