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Symptom
Possible Cause
Remedial Action
See Ref.
The Vivo does
not give the
adequate
pressure.
1. External leaks from
patient circuit or
nasal mask.
2. Internal leaks from
tubes.
3. The Vivo is not
properly calibrated.
1. Check the tubes, connectors
and mask for leaks.
2. Check the tubes.
3. Calibrate the Vivo.
1. Chapter
2. Chapter
,
3. Chapter
,
8.2
Internal Error Codes
Alarm ID
Alarm Name
Description
73
AlarmTaskDown
One or more CPU tasks are not alive
74
AlarmPipeSendFail
Communication bewteen CPU tasks fail
75
AlarmPipeReceiveFail
Communication bewteen CPU tasks fail
76
AlarmMessageLost
One or more message doesn't get a
response
77
AlarmMediatorMainPipeSendFail
Mediator task routes message fail
78
AlarmMediatorMainPipeReceive-
Fail
Mediator task routes message fail
80
AlarmCPUComPrepareMsgFail
Fail to pack message
81
Alarm_SemaphoreErr
Fail to obtain semaphore
82
AlarRTCSyncFailed
Fail to sync time bewteen two CPUs
83
AlarmSerCommToTreat
Serial communication to treatment lost
84
AlarmCoolingFan
Cooling fan error
85
AlarmSerCommToUi
Serial communication to UI fail
86
AlarmRtcFail
Real time clock fail
87
Alarm_Q_ToComCpuFull
The message queue is full
88
AlarmInternalTempHigh
Internal temperature high
89
AlarmCPUTempHigh
CPU temperature high
Vivo 45/Nippy 4 Series Service manual
Doc. 007132 D-2
Summary of Contents for Nippy 4 Series
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