Nellcor OXIMAX N-600X Series Service Manual page 108

Modifying and Testing the Oximeter
Limit for %SpO2 indicates an alarm limit of "100" or the value set by the institution or caregiver
as the default setting.
4. Press and hold the ADJUST DOWN button. Verify the selected number for %SpO2 Upper Alarm
Limit decreases to a minimum of "86. "
Note:
A decimal point next to the value in the display indicates the alarm limits have been changed
from the factory default values.
5. Press the SELECT softkey. Verify the oximeter emits a single beep and the %SpO2 Lower Alarm
Limit of "85" (or the institutional default setting) is selected.
6. Press and hold the ADJUST DOWN button. Verify the %SpO2 Lower Alarm Limit display
reduces to a minimum of "20. "
7. Press and hold the ADJUST UP button. Verify the %SpO2 Lower Alarm Limit display cannot be
raised past the Lower Alarm Limit setting of "85. "
8. Press the SELECT softkey twice, bypassing the SAT-S option. Verify the oximeter emits a beep
after each keystroke. The selected Pulse Upper Alarm Limit should be "170. "
9. Press and hold the ADJUST DOWN button. Verify the minimum displayed value is "41" for the
BPM Upper Alarm Limit.
108
Figure 65. Adult Limits Default Settings
Figure 66. Testing Adult %SpO
Figure 67. Testing Adult Upper BPM Limits
10030881 Rev. B 12-2008
Lower Limits
2
Service Manual