Nellcor OXIMAX N-600X Series Service Manual page 113

17. Press the ADJUST UP button. Verify the displays indicate 60 SEC, 90 SEC, 120 SEC,
and OFF. Release the ADJUST UP button when the display indicates "OFF. "
18. Press and release the ALARM SILENCE button. Verify the oximeter's ALARM
SILENCE indicator flashes.
19. Wait approximately three minutes.
20. Verify the oximeter's alarm does not return. After three minutes, the oximeter's
ALARM SILENCE reminder sounds three times, at approximately three minute
intervals.
Alarm Volume Control
After adjusting the alarm duration, perform the following alarm volume test
procedure.
Note:
The alarm mode is still set to "OFF" unless the oximeter has been power cycled, when default
settings are reinstated.
To test the alarm volume:
Set the volume level (1-10) of the alarm. A value of "1" is quiet, a "10" is loud. The
default volume level is set to "7. "
1. Press and hold the ALARM SILENCE button and verify the following:
a. The oximeter displays "OFF" or the default value for approximately three seconds.
Note:
If the ALARMS menu has the ALLOW OFF? option set to YES, the display immediately shows
"60 SEC, " with a default volume setting of seven.
b. After three seconds, a steady tone is audible at the default alarm volume setting and
the display indicates VOL 7.
Service Manual
Figure 77. ALARM VOLUME default setting of 7
10030881 Rev. B 12-2008
Performance Tests
113