Setting this variable to flashAndBeep(2) causes the
UPS to beep and simultaneously turn on the UPS front
panel lights (Smart-UPS only).
If this UPS is an active member of a Synchronized Control
Group (SCG), the flashAndBeepSyncGroup(3) command will
Flash and Beep all active Group members regardless of
current AC output status.
Setting this value to noFlashAndBeep(1) has no
effect.
Setting this value to flashAndBeepCont (4) commandcauses
the UPS to beep and light the front panel lights until
the flashAndBeepCancel (5) command is received.
The value noFlashAndBeep(1) will always be returned
when the variable is read.