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L
F
O
OW
I
2
Priority
Medium
Why it occurs
The measured FiO
What to do
•
Confirm proper connection of the oxygen source.
•
When using low-flow oxygen, check for unnecessary leaks. Increase flow rate if possible.
•
When using high pressure oxygen, check for excessive leaks.
•
If the alarm persists, calibrate the oxygen sensor. See "chapter 7, Device Options."
Requirements
FiO
sensor
2
Device
The alarm is automatically resolved when the measured FiO
performance
active therapy.
during active
alarm
Device will continue to operate.
Alarm Settings
21 to 95% in increments of 1%.
H
F
O
IGH
I
2
Priority
Medium
Why it occurs
The measured FiO
What to do
•
Confirm proper connection of the oxygen source.
•
When using low-flow oxygen, decrease the flow rate if possible.
•
If the alarm persists, calibrate the oxygen sensor. See "chapter 7, Device Options."
Requirements
FiO
sensor
2
100% O
Device
The alarm is automatically resolved when the measured FiO
performance
active therapy (for 10 consecutive seconds).
during active
alarm
Device will continue to operate.
Alarm Settings
27 to 100% in increments of 1%
Low-priority System Alarms
S
K
TUCK
EY
Priority
Medium
Why it occurs
A stuck On/Off (Standby) button or Alarm Silence button has been detected for at least 120 seconds.
What to do
Contact Philips Respironics Customer Service
Device
Device will continue to operate.
performance
during active
alarm
I
F
B
NLET
ILTER
LOCKED
Priority
Low
Why it occurs
The inlet filter becomes blocked and delivered therapy is reduced.
What to do
Remove the filter. If the filter is the air-inlet foam filter, rinse it according to the instructions in the
"Cleaning and Disinfection" chapter. Otherwise, replace the filter.
Requirements
Inlet filter installed
Device
Device will continue to operate.
performance
during active
alarm
Algorithm
Because the inlet filter is blocked, the pressure generated by the ventilator is less than 75% of the
summary
estimated outlet pressure based on the nominal performance characteristics of the device.
C
P
P
HECK
ROXIMAL
RESSURE
Priority
Low
is less than or equal to the low FiO
2
is greater than or equal to the high FiO
2
must not be active. This alarm is disabled when 100% O
2
L
INE
Alarms and System Messages
Instructions for Use | Alarms and System Messages
alarm setting for 10 seconds in active therapy.
2
exceeds the low FiO
2
2
alarm setting for 10 seconds.
2
is active
2
falls below the high FiO
2
alarm setting in
alarm setting in
2
56
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