CareFusion AVEA - User Verification Test; The Power on Self Test (POST)

AVEA ventilator systems Chapter 2: Unpacking and Setup 39
L2786 Rev. M
User Verification Test
WARNING
The User Verification Test should always be performed off patient.
The User Verification Test consists of the three following sub-tests and should be performed before connection to a new
patient.
• The POST test:
The POST or Power On Self Test is transparent to the user and will only message if the ventilator encounters an error.
Normal ventilation commences at the culmination of the POST.
• The Extended Systems Test (EST). During this test the ventilator will perform:
Patient circuit leak testing
Patient circuit compliance measurement
Two point calibration of the oxygen sensor
• The Alarms Test consisting of verification for:
High Ppeak alarm High O
2
alarm
Ext High Ppeak Alarm Low Ppeak alarm
Low Ve alarm Loss of AC alarm
High Ve alarm Circuit Disconnect
High Vt alarm High Rate Alarm
Low O
2
alarm Apnea Interval alarm
Low Vt alarm Low PEEP alarm
CAUTION
Although failure of any of the above tests will not prevent the ventilator from functioning, it should be checked to make
sure it is operating correctly before use on a patient.
The Power on Self Test (POST)
This test is run automatically and performs the following checks:
• Processor Self Check
• ROM Check Sum
• RAM Test
The POST will also check the audible alarms and the LEDs at which time the audible alarm sounds and the LEDs on the
User Interface Module flash. Normal ventilation commences at the culmination of the POST.