Alarm and Prompt Messages Alarms and Messages
6 - 24 046-004667-00 A7™ Operating Instructions
PEEP Valve Failure 1. PEEP valve voltage error
2. PEEP valve pressure
error
Medium Runtime No
Insp Valve Failure 1. Inspiratory valve voltage
error
2. Inspiratory valve flow
error
Medium Runtime No
Safety Valve
Failure
PEEP safety valve voltage
error
Medium Runtime No
Flow Sensor
Failure
1. Inspiratory flow is out of
range.
2. Expiratory flow is out of
range.
Low Runtime No
Check Flow
Sensors
1. Inspiratory reverse flow
2. Expiratory reverse flow
High Runtime N/A *
Pinsp Not
Achieved
Pinsp does not reach the
Pinsp setting in pressure
mode.
Low Runtime N/A *
Vt Not Achieved Vt does not reach the Vt
setting in volume mode.
Low Runtime N/A *
Automatic
Ventilation
Disabled
The machine is in the
automatic ventilation
disabled state.
Low Runtime No
Auto Ventilation
Disabled-Leak Test
Failed
Automatic Circuit Leak
Test failed, and the result is
"Manual Only".
Low Runtime No
ACGO 3-way Valve
Failure
ACGO 3-way Valve status is
error.
Medium Runtime No
Auto Ventilation is
Non-Functional
System is in the Auto
Ventilation Non-functional
state.
High Runtime N/A *
ACGO Failure ACGO switch status error. Low Runtime No
Electronic ACGO
Undetected
Electronic ACGO
configuration
incompatible with
hardware.
Low Runtime No
Patient Circuit
Leak
1. Ppeak is less than
2cmH
2
O for continuously
30s during mechanical
ventilation.
2. Patient is not connected.
Medium Runtime N/A*
CO
2
Absorber
Canister Not
Locked
CO
2
Canister is not
mounted.
High Runtime No
Ventilator Comm
Stop
Lost communication with
the CPU board for 10
seconds.
High Runtime No
Drive Gas Pressure
Low
Drive Gas Pressure is low. High Runtime No
MESSAGE CAUSE
ALARM
PRIORITY
MACHINE
MODE WHEN
CHECKED
DISABLE IN
STANDBY
MODE
* N/A - Not Applicable. This alarm message does not exist within this mode and therefore cannot be
disabled or enabled.
TABLE 6-8 Ventilator Control Board Runtime Alarm Messages
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