Datex-Ohmeda 7100, Technical Reference Manual

Page: 92 / 158

7100 Anesthesia Ventilator
5-12 02/03 1006-0836-000
Pres/Vol Mon
Inactive
User Alarm ACGO is set to auxiliary gas
outlet.
Connect the patient circuit to the
auxiliary gas outlet or set the
switch to the common gas
outlet for normal operation.
Replace O
2
Sensor User Alarm O
2
% < 5% Make sure patient receives O
2
.
Does the sensor see 21% O
2
in
room air?
Use different monitor.
Calibrate O
2
sensor.
Replace O
2
sensor.
If persists, check:
• O
2
sensor cable
• MIA/VMB
• Cable to CB/J12
• Control board
Service Calibration
w
User Alarm Internal calibrations are
necessary for maximum
accuracy.
The system is operational. Service Mode:
• Calibrations
Select Gas Outlet User Alarm Fresh gas may not flow to the
patient.
ACGO is On, but flow sensors
have seen 3 breaths in
patient circuit during the
last 30 seconds.
Select the common gas outlet or
connect the patient circuit to
the ACGO.
Note: The bag arm will not
ventilate a patient at the
auxiliary outlet.
Software Error Error
Minimum
Shutdown
Indicates that a software
error has occurred.
Ventilate manually.
Monitoring is not reliable.
Replace:
• Software
• Control Board.
Software Watchdog
Failure
Error
Minimum
Shutdown
Ventilator malfunction. Ventilate manually.
Monitoring is not reliable.
Replace:
• Control Board.
Sustained Airway
Pressure
Error
Minimum
Shutdown
Paw > 100 cm H
2
O for
10 sec.
Check tubing for kinks,
blockages, disconnects.
Calibrate the flow sensors.
If persists, check:
• Bellows pop-off
• Exhalation valve
Sustained Paw User Alarm Paw is greater than
sustained pressure limit
for 15 seconds.
Check tubing for kinks,
blockages, disconnects.
Calibrate the flow sensors.
System
Configuration
(EEPROM)
Memory Failure
Error
Minimum
Shutdown
System configuration
information is bad in the
EEPROM Memory.
Ventilate manually.
Monitoring is not reliable.
Replace:
• Control Board.
Message Alarm/Error Cause User Action/Concerns Service Repair