A7™ Operating Instructions 046-004667-00 6 - 17
Alarms and Messages Alarm and Prompt Messages
NOTE: If an Apnea CO
2
alarm occurs, the CO
2
apnea elapse timer will display
on the CO
2
waveform screen. The time displayed is the time since the
last breath and the time will reset once the CO
2
Apnea alarm has
cleared.
6.6.2 Technical Alarm Messages
6.6.2.1 Startup Alarm Messages
NOTE: Startup alarms will not trigger the alarm sound and alarm light.
NOTE: Startup alarms priority is only used to display in the Service menu
alarm logbook.
NOTE: The Startup Result if Fail column indicates the result when this startup
phase alarm is triggered, which may be ALL, only manual, and Non-
Functional.
NOTE: “All” indicates that all Automatic Ventilation, Manual Ventilation, and
Cardiac Bypass modes are enabled.
“Only Manual” indicates that only Manual Ventilation and Cardiac
Bypass modes are enabled.
“Non-Functional” indicates that the A7 Anesthesia System cannot be
used.
FiO
2
Too High FiO
2
> high alarm limit
setting
Medium No Yes No
FiO
2
Too Low FiO
2
< low alarm limit
setting
Medium No Yes No
Apnea CO
2
No breath is detected
and Apnea time ≥
Apnea alarm time.
High No Yes No
MESSAGE CAUSE
ALARM
PRIORITY
DISABLED
WHEN
ALARM IS
OFF
DISABLED
IN
STANDBY
MODE
DISABLED
IN
MONITOR
MODE
* N/A - Not Applicable. This alarm message does not exist within this mode and therefore cannot be disabled
or enabled.
TABLE 6-3 Physiological Alarm Messages
MESSAGE CAUSE
ALARM
PRIORITY
MACHINE
MODE
WHEN
CHECKED
STARTUP
RESULT IF
FAIL REMARK
Bundle Version
Error /
Incompatible
version found
Incompatible firmware
version is installed.
High Startup Non-
Functional
CPU Board
Bundle Version:
Time out
Self-test result cannot
be obtained due to an
internal
communication error.
High Startup Non-
Functional
CPU Board
TABLE 6-4 Startup Alarm Messages