Mallinckrodt Nellcor N-20PA Service Manual page 19

d. The monitor will begin to track the pulse and after a few beats will
display the subject's Oxygen Saturation and Pulse Rate.
4. Press and hold the BATTERY CHECK button and then momentarily press
the DAY/DATE (D/D) button on the top of the monitor. Verify that the
following display is shown and that the "95" is flashing. The "H" indicates
that the High Saturation Alarm Limit can be set.
SpO
5. Press the PRINTER ON button and reduce the High Saturation Alarm limit
to 90.
6. Momentarily press the DAY/DATE button and verify that the "90" in the
SpO display stops flashing and that the "190" starts flashing.
2
7. Press the PRINTER PAPER ADVANCE button and increase the High Rate
Alarm limit to 205.
8. Momentarily press the DAY/DATE button to verify that the following
display is shown and that the "80" is flashing.
SpO
9. Press the PRINTER ON button and reduce the Low Saturation Alarm limit
to 70.
10. Momentarily press the DAY/DATE button and verify that the "70" in the
SpO display stops flashing and that the "90" starts flashing.
2
11. Press the PRINTER ON button and reduce the Low Rate Alarm limit to 80.
%
2
/ min
-
+
%
2
/ min
-
+
Performance Verification
3-9