Functional Verification Procedure Functional Verification
Service Manual 28 Vital Signs Monitor Series 300
SpO
2
Perform one of the following two SpO
2
tests.
Testing the Monitor Only
Use this procedure to test only the monitor SpO
2
function.
1. Power the monitor off.
2. Connect the Nellcor SRC-MAX SpO
2
functional tester to the SpO
2
input connector
through a Nellcor DEC-8 extension cable.
3. Power the monitor on.
4. Verify the following on the SRC-MAX:
• At least some of the LEDs flash
• SRC-MAX initializes to a default condition where the four test parameter LEDs are lit
closest to their selector buttons
• The default pulse rate is 60 bpm and the default SpO
2
is 75%
5. Give the monitor up to 30 seconds to stabilize, and verify a displayed pulse rate of 60 ± 3
bpm and a displayed SpO
2
of 75 ± 3%.
6. Set the SRC-MAX pulse rate to 200 bpm.
7. Give the monitor up to 30 seconds to stabilize, and verify a displayed pulse rate of 200 ± 3
bpm.
8. Switch the SRC-MAX SpO
2
saturation percentage to 90.
9. Give the monitor up to 30 seconds to stabilize, and verify a displayed SpO
2
saturation
level of 90 ± 3%.
10. Disconnect the SRC-MAX.
Testing the Sensor with the Monitor
Use this procedure to test the monitor SpO
2
function while verifying a sensor.
1. Set the BioTek Index2 SpO
2
simulator as follows:
In the following tests, if the SRC-MAX defaults are outside the monitor alarm
limits, readjust the limits or silence the alarms.
SpO
2
manufacturer type Nellcor (MP-506A)
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