Covidien Nellcor GR101704, Service Manual

Page: 136 / 236

Modification and Testing
10-14 Service Manual
p.
Select the Pulse Rate Lower Alarm Limit, which should be set at a value of 20,
since the lower threshold must remain at least one point below the upper
threshold.
q.
Slide the bar up to a value of 85, using arrow keys as necessary.
r.
Press SAVE CHANGES.
s.
Repeat steps two through four to view SpO
2
Upper and Lower Alarm Limits.
t.
Select PULSE RATE.
u.
Ensure the selected number for Pulse Rate Lower Alarm Limit is set at a value
of 85.
v.
Slide the bar up until it will not slide any further. Ensure the selected number
for Pulse Rate Lower Alarm Limit increases to a value of 249.
w.
Press SAVE CHANGES.
x.
Repeat steps two through four to view SpO
2
Upper and Lower Alarm Limits.
y.
Select PULSE RATE.
z.
Ensure the selected number for Pulse Rate Lower Alarm Limit is set at a value
of 249.
6.
Turn off the monitoring system by pressing the POWER ON key, clearing all changes.
7.
Turn on the monitoring system by pressing the POWER ON key.
8.
Verify return to factory default limits on the main monitoring screen.
a.
Verify the SpO
2
Upper Alarm Limit display indicates an alarm limit of 100.
b.
Verify the SpO
2
Lower Alarm Limit display indicates an alarm limit of 85.
c.
Verify the Pulse Rate Upper Alarm Limit display indicates an alarm limit of 170.
d.
Verify the Pulse Rate Lower Alarm Limit display indicates an alarm limit of 40.
To test SatSeconds, SPD, and Pulse Rate Delay
These tests ensure SatSeconds, Saturation Pattern Detection, and Pulse Rate
Delay settings allow for all possible setting values.
1.
Turn on the monitoring system by pressing the POWER ON key.
2.
Test the SatSeconds alarm threshold setting.
a.
Press MENU.
b.
Select ALARM LIMITS.
c.
Select SATSECONDS ALARM SETTINGS.
d.
Ensure the SatSeconds alarm threshold is set to a value of 100.