Covidien Puritan Bennett 540, User Manual, Page: 40 / 141

Alarms and Troubleshooting
3-2
Puritan Bennett 540™ Ventilator User’s Manual
3.2 Alarm Display
During operation, when an alarm is activated:
•
One of the red or yellow alarm indicators to the left of the ALARM CONTROL key
illuminates and flashes.
•
An alarm tone sounds.
•
A message is displayed and flashes in reverse video at the bottom of the Ventilation Menu or
Alarm Menu.
Figure 3-1. Alarm Displays
Note:
There are currently no Low Priority (LP) Alarms.
When an alarm is triggered, if the current menu displayed is not the Ventilation parameters or Alarm
menu, the display automatically switches to one of these menus to display the alarm message.
Note:
If there is no corrective action and if the audible alarm is not inhibited (Audio Paused) or reset (Alarm Reset)
within 60 seconds, High Priority alarms will sound at the maximum level of 85 dB(A).
V
ENTILATION
M
ENU
A
LARM
M
ENU
A
LARM
I
NDICATORS
A
LARM
M
ESSAGES