Function and Performance Checking Method 5-1
5 Function and Performance
Checking Method
5.1 NOTE
The chapter supplies the detailed method for product main function and performance checking.
This is used for referring or studying by engineer but not required.
5.2 System Running Status
5.2.1 Running Status
1. Normal power on/off operation (duration time is normal), no abnormal sounds or phenomena
occur during normal operation.
2. After ultrasound system is turned on, the fan starts working and no abnormal sound when the
fan is working.
3. Check if configuration, software version are normal through the [About] in preset menu.
4. Check if contrast and brightness of the monitor are normal.
5. Check if time and date are valid and correct.
6. Check if all status indicators are normal.
7. Check all log records with user, to confirm if there is any abnormality.
5.2.2 Working Condition
Check the ambient temperature and humidity to see if meet the requirement. The measurements
related to safety features are particularly sensitive to humidity. If the insulation feature of the system
deteriorates due to the increase of system service time or system malfunctions, the fluctuation
range of measurement results are likely to increase with the increase of humidity.
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