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Service Manual Functional verification 15
9. Press to acknowledge the alert and suspend the alarm.
10. Verify the audio alert stops and the equipment alert is no longer displayed.
11. Reconnect the ECG cable from the monitor.
12. Increase the heart rate to 140 bpm on the patient simulator.
13. Verify the LED flashes red, an audio alert sounds, the HR bpm numeric flashes and
“Patient Alarm” is displayed.
14. Press and verify the audio alarm suspends for 90 seconds, “Patient Alarm” is
displayed and the LED remains red but is no longer flashing.
15. Decrease the heart rate to 100 bpm on the patient simulator.
16. Verify the HR bpm numeric changes to “100” ± 4 BPM, the LED returns to flashing
yellow or green (depending on whether the monitor is connected to Acuity), the audio
alert turns off, the HR bpm numeric stops flashing, and “Patient Alarm” is not
displayed.
17. Disconnect the ECG cable from the simulator and monitor, and turn off power to the
simulator.
18. Press to acknowledge the alert.
Model 406: Testing is complete. Remove the monitor battery.
Model 408: Continue to the next section to test SpO
2
.
SpO
2
test (Model 408 only)
1. Turn on power to the SpO
2
simulator.
2. Connect the SpO
2
cable to the monitor and the SpO
2
sensor.
3. Apply the SpO
2
sensor to the SpO
2
simulator optical finger.
4. Set the SpO
2
simulator manufacturer type (“MAKE”) as appropriate: Masimo or
Nellcor.
5. Set the simulator output to SpO
2
saturation 94 percent and pulse rate 60 beats per
minute (with no motion artifact selected).
Confirm the following:
• The monitor displays SpO
2
data and the pulse amplitude indicator is moving.
• The displayed saturation = 94 percent ± 4 counts.
• The displayed pulse rate = 60 ± 4 bpm.
6. Set the lower SpO
2
limit to 90. Access the main menu, scroll down and select
“Limits,” scroll down and select “SpO
2
LO,” scroll down to “+” or “–“and set the
Lower limit to 90.
7. Set the lower HR/PR limit to 50. Access the main menu, scroll down to and select
“Limits,” scroll down and select “HR/PR LO,” scroll down to “+” or “–“and set the
Lower limit to 50.
8. On the simulator output, set SpO
2
saturation to 84 percent and pulse rate to 40 bpm
(with no motion artifact selected).