Справочник Пользователя для ResMed 2011-09

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Other troubleshooting
LCD: Low FiO
2
 Level!
FiO
2
 has dropped below the pre-set 
alarm level. 
• Perform FiO
2
 sensor calibration.
• If the problem persists contact your 
clinician.
LCD: High FiO
2
 Level!  
FiO
2
 has exceeded the pre-set alarm 
level. 
• Perform FiO
2
 sensor calibration.
• If the problem persists contact your 
clinician. 
LCD: Keypad Failure! 
One of the keys was held down for more 
than 10 seconds or got stuck. 
Remove any blockages from the keypad.
LCD: Attention High Temp [42, 43, 44, 45]!
The temperature inside the device is 
high. 
Ensure the ambient temperature 
conditions are within the specified 
operating range. 
LCD: Internal Battery Use!
The device is using the internal battery. 
Check if the power cord is properly 
connected to the device if you want to 
run from mains power.
Press the Alarm mute button 
 to cancel 
the alarm.
LCD: External DC Power Use!
The device is powered by an external 
battery. 
Check if the AC power cord is properly 
connected to the device if you want to 
run from mains power.
Note: The alarm will be cleared 
automatically after one minute.
Problem / possible cause
Solution
No display
Power failure. The device stops delivering 
air pressure.
Remove the mask or the catheter mount 
from the tracheostomy tube until power 
is restored.
Power not connected or device is not 
switched on. 
Ensure the power cord is connected and 
press the switch at the back of the device 
once.
Treatment pressure seems low
Ramp time is in use.
Wait for air pressure to build up.
Air filter is dirty.
Replace air filter.
Air tubing is kinked or punctured.
Straighten or replace tubing.
Air tubing is not connected properly.
Connect the air tubing firmly at both 
ends.
Mask and headgear not positioned 
correctly.
Adjust position of mask and headgear.
Plug(s) missing from access port(s) on 
mask.
Replace plug(s).
Problem / possible cause
Action