3-5
3.3 Power On Test
This test is to verify that the patient monitor can power up correctly. The test is passed if the
patient monitor starts up by following this procedure:
1. Insert two batteries in the battery chamber and connect the patient monitor to the AC
mains. The AC mains LED and battery LED light.
2. Press the power on/off switch to switch on the patient monitor. The operating status
LED lights up.
3. The start-up screen is displayed. The monitor performs a self test. The system gives a
beep indicating the self test on alarm sounds is passed. At the same time, the alarm
lamp turns yellow and then red. This indicates that the self test on alarm lamps is
passed.
4. The patient monitor enters the main screen and start-up is finished.
3.4 Module Performance Tests
3.4.1 Mainstream CO
2
Tests
Follow this procedure to perform the test:
1. Connect the mainstream CO
2
module with the sensor.
2. Enter the [CO2 Setup] menu to set [Operating Mode] to [Measure]. Wait for CO
2
module warmup.
3. Select [Start Zero Cal.] in the [CO2 Setup] menu. If zero calibration fails, the prompt
information [CO2 Zero Failed] is displayed. If it passes, the baseline of waveform
returns to zero.
4. Set [Apnea Time] to 10 s in the [Adjust CO2 Limits] menu.
5. Blow to the CO
2
sensor to generate a CO
2
waveform. Hold the sensor for 10 s and the
alarm message [CO2 Apnea] is displayed on the screen.
6. Disconnect the CO
2
sensor, verify that prompt information [CO2 Comm Stop] is
displayed.
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