Figure 12: Minute Second Display; Table 3: Institutional Default Values - Nellcor OxiMax N-550 Service Manual

Menu Item 9 (Save Current Values as Power-On Defaults)
N-550
Press the SatSeconds Alarm Limit button to select Hour and the next press of
the SatSeconds Alarm Limit button will select the Minute Second display. See
Figure 12.

Figure 12: Minute Second Display

Press the SatSeconds Alarm Limit button to select Second and the next press
of the SatSeconds Alarm Limit button enters the selected date and time into
the N-550. The N-550 sounds three beeps to indicate that the date time is set.
If menu item 9 is selected, the current values for alarm limits, alarm volume,
pulse beep volume, audible alarm silence duration, alarm silence behavior,
in-sensor event data type, RS-232 Nurse Call polarity, communications
protocol, data port language, and baud rate are saved as the institutional
default settings. To save new values as the current institutional default values,
press the SatSeconds Alarm Limit button. Three tones sound to indicate that
the changes are accepted.
The following can be saved as institutional default values.

Table 3: Institutional Default Values

Parameter
SpO high alarm limit
2
SpO low alarm limit
2
SatSeconds
Pulse rate high alarm limit
Pulse rate low alarm limit
Alarm volume
Alarm silence duration
Audible Alarm Settings and Service Functions
Range
low limit plus 1 to 100%
80% to high limit minus 1
Off, 10, 25, 50, 100 seconds
low limit plus 1 to 250 bpm
30 bpm to high limit minus 1
1 to 10
30, 60, 90, 120 seconds
37