7 | Opera Beds | Opera Impulse Hybrid Mattress System Instructions and Technical Specifications | Version 2
5. Power Unit Features
a. Power/Mute
Press button to turn on the power unit and the green LED will light. The LED will
change to orange if abnormal power outage occurs and an audible alarm will
sound to notify medical staff. You may press the button to mute the alarm or it
will sound until power is restored or a rechargeable battery is discharged. The
memory re-call function recalls the previous setting when the pump is turned off/
on or after a power-outage.
a
b
c
d
b. Pressure Monitoring LED
Power unit features an integrated pressure sensor which can monitor the
mattress’ internal pressure to achieve optimal internal pressure and to ensure
maximum pressure relief. This LED indicates the system is monitoring the
mattress’ internal pressure while the compressor is inflating.
c. Alert LED
This alert notifies medical staff the mattress has
insufficient pressure. The audible alarm will sound
for 15 seconds at each cycle and the indicator will
stay on until the problem has been solved.