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8. If the calibration is finished successfully, the message Calibration Completed! is displayed. If the calibration failed,
the message Calibration Failed! is displayed. In this case, perform another calibration. If the calibration fails several
times, return the module to Mindray for repair.
CAUTION
Calibrate the O
2
module, if it has been transported for long distance.
4.3 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. Connect the patient monitor to the AC mains. The AC mains LED and battery LED light up.
2. Press the power on/off switch to switch on the patient monitor. The system sounds a beep indicating the self test
on alarm sounds is passed. The alarm lamps light red, yellow and cyan respectively, and then go off, indicating the
self test on alarm is passed.
3. The patient monitor enters the main screen and start-up is finished.
4.4 Module Performance Tests
4.4.1 ECG Tests
ECG Performance Test
Tools required:
Medsim300B patient simulator
1. Connect the patient simulator with the ECG module using an ECG cable.
2. Set the patient simulator as follows: ECG sinus rhythm, HR = 60 bpm with the amplitude as 1 mV.
3. Verify that the ECG waves are displayed correctly without noise and the displayed HR value is within 60±1 bpm.
4. Disconnect each of the leads in turn and observe the corresponding lead off message displayed on the screen.
5. Set the output of the simulator to deliver a paced signal and set Paced to Yes on the monitor. Check the pace pulse
marks on the monitor screen.
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