24 Functional overview Welch Allyn Spot Vital Signs
SpO2 functional check
There is no way to change the functionality of the SpO
2
module. If the SpO
2
is not
functioning properly, contact Technical Service.
Masimo
This section applies to Version 2 only. Use the Masimo Tester to perform to functionally
check the Masimo sensors.
1. Orient the Masimo extension cable such that the DB-9 connector connects to the
SpO
2
connector on Spot Vital Signs. Connect the opposite end of the extension cord
to the Masimo Tester (part number 11593).
2. Power on Spot Vital Signs and confirm the SpO
2
reading in the Display Window is
81%± 3% and the pulse reading is 61 bpm ± 1 bpm.
If the reading is outside the range, contact Welch Allyn Technical Service.
3. Place the thumb and index finger on the gray buttons on either side of the Masimo
Tester connector, press the buttons firmly, and gently pull to remove the tester.
Nellcor
Nellcor MP205 SpO
2
module
This section applies to Version 1 only. Use a Nellcor-approved SpO
2
simulator (SRC-2 ) to
check the SpO
2
functionality.
1. Confirm the settings of the simulator:
• Rate: 112
• Light: High 1
• Modulation: High
• RCAL Mode: RCAL63/local
2. Connect the Nellcor SpO
2
simulator test cable to the Spot Vital Signs.
3. Verify the Spot Vital Signs reading meets the requirements of the Repair Test
Specification in Appendix C.
4. Reconnect the SpO
2
sensor. Place the sensor onto your finger and check Spot vital
Signs for a reading.
Nellcor MP506 and Nell-3 SpO
2
modules
Use a Nellcor-approved SpO
2
simulator (SRC-MAX ) to check the SpO
2
functionality.
1. Confirm the settings of the simulator:
• HR: 60 and 200
• SpO
2
%: 75 and 90
2. Connect the Nellcor SpO
2
simulator test cable to the Spot Vital Signs.
3. Verify the Spot Vital Signs reading meets the requirements of the Repair Test
Specification in Appendix A.
4. Reconnect the SpO
2
sensor. Place the sensor onto your finger and check Spot Vital
Signs for a reading.
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