Can I test the smoke alarm myself? December 02, 2022 14:39 Updated Yes, press the test button until you hear a signal tone. If this does not occur, the device must be repaired or replaced. Related articles Is it possible to manually turn off the warning sound in case of a false alarm? What can I do if a smoke alarm has a malfunction or false alarm? How do I shut down the RM L 3100 smoke detector if the false alarm cannot be stopped? How often do I need to test or maintain the smoke alarm? What batteries do I need to use for my smoke detector?