Table of Contents - Covidien

Alarm handling
7.5 Power alarm
This section describes what happens in case of a LOSS AC POWER or
LOSS OF POWER alarm.
7.5.1 Loss of AC Power
When the 700 Series ventilator detects a loss of ac power:
• A medium-priority audio alarm sounds for 2 minutes.
• The message LOSS AC POWER flashes in the display window for
2 minutes.
• The CAUTION indicator bar flashes for 2 minutes.
• The ON INTERNAL BATTERY or ON EXTERNAL BATTERY indicator
flashes, depending on which battery is providing power, once
battery operation begins.
If there is no user intervention within 2 minutes, the following
occurs:
• The audio alarm stops.
• LOSS AC POWER stops flashing and lights steadily.
• The CAUTION indicator stops flashing and lights steadily on the
VENTILATOR STATUS bar.
• The ON INTERNAL BATTERY or ON EXTERNAL BATTERY message
flashes, depending on which battery is providing power, once
battery operation begins.
7.5.2 Loss of Power
If a ventilator continues to operate on battery power and 5 minutes
(or less) of battery power remains:
Warning
If the 700 Series ventilator is allowed to operate on a depleted
battery, ventilation support ends. The ventilator will shutdown
and the backup alarm will continue to sound for a minimum of
2 minutes.
7-20 10066984 Rev. D 700 Series Ventilator Operator’s Manual