Service manual

Service Manual 41
675-120 Revision D May 2005
When the alarm limits have been set, the screen changes to the Mode Selection
Screen and defaults to the nCPAP mode.
• the alarm limits are set
Touch NCPAP, NCPAP+Apnea, BiPhasic, BiPhasic+Apnea, or BiPhasic Tr to enter
the Parameter Set up Screen for each mode.
Note
When the Mode Selection screen is showing, NCPAP treatment will always be
delivered.
After two minutes if the Operator has not made any inputs, the screen changes to the
Locked Screen.
• the key pad is locked
• the display remains as shown for patient monitoring
Touch the
button for three seconds to unlock the key pad.
• the display returns to the Mode Selection Screen
Note
If a high priority alarm occurs, the keypad automatically unlocks.
Setting the NCPAP Parameters
For NCPAP+Apnea function the transducer interface and the abdominal respiratory
sensor must be connected.
From the Mode Select Screen touch the NCPAP + Apnea
button.
The screen changes to the Parameter Set Up Screen and shows:
• the patient respiration rate (Rsp)
• the delay time for the alarm to come on Tapnea
• the Inspiratory time for a manual sigh
Use the
buttons to set the alarm delay time.
Confirm the settings by touching the flashing
button. When the settings have
been accepted, the screen changes to the Locked Screen.
Touch the
button to unlock the key pad.
• the display changes to the Parameter Adjust Screen