Nellcor OxiMax N-550, Service Manual

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Audible Alarm Settings and Service Functions
40
Menu Item 12 (Silence Alarms)
This option is used to set the alarm silence condition. Two options can be
accessed by first pressing the
SatSeconds Alarm Limit button, then using the
Adjust Up or Adjust Down button to scroll to the desired option.
• Option 0 = On - the N-550 will not display any alarm conditions (both
audio and visual).
• Option 1 = Off - the N-550 displays alarm as selected by menu item
11.
When the desired option is indicated in the %SpO
2
display, press the
SatSeconds Alarm Limit button to set the current selection. This setting will
remain in effect until the N-550 is turned off. The default selection (Option 1)
will be activated the next time the N-550 is turned on.
Menu Item 13 (All Display Off)
This menu item is used to enable or disable the display of the N-550. With
menu item 13 selected, press the
SatSeconds Alarm Limit button, then use the
Adjust Up or Adjust Down button to scroll to the desired option.
• Option 0 = is On, all normal display is enabled
• Option 1 = is Off, all normal display is disabled
When the desired option is indicated in the %SpO
2
display, press the
SatSeconds Alarm Limit button to set the current selection.
If Option “1” Off is selected, all visual display is turned off. Audio sound
cannot be set to off when Option “1” is selected. When any button is pressed,
all visual displays turn on.
Menu Item 14 (Alarm Sound Style Select)
This menu item is used to select the alarm sound style. With menu item 14
selected, press the
SatSeconds Alarm Limit button, then use the Adjust Up or
Adjust Down button to scroll to the desired option.
• Option 1 = Nellcor style
• Option 2 = sound in accordance with IEC 60601-1-8
• Option 3 = sound in accordance with EN 475