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4.3 Electrical Safety and Other Tests
4.3.1 Electrical Safety and Other Test Frequencies
Check/Maintenance Item Recommended Frequency
Electric safety tests
1. Following any repair or replacement.
2. If monitor is physically damaged.
3. Every two years.
For details, refer to Appendix A Electrical Safety
Inspection.
Power-on test
1. When first installed or reinstalled.
2. Following any repairs or replacement of any main
unit parts.
Battery check
Functional test
1. When first installed.
2. Whenever a battery is replaced.
Performance
test
Once per year or if the battery run time reduced
significantly.
4.3.2 Electric safety tests
For details about electric safety tests, refer to Appendix A Electrical Safety Inspection.
4.3.3 Power-on Test
This test is to verify that the equipment can power up correctly. This test is passed if the
equipment starts up by following this procedure:
1. Insert the battery in the battery compartment, and connect the equipment to the
AC mains. The AC mains indicator and battery indicator light up.
2. Press the
button on the front panel to turn on the equipment. The work
status indicator lights up inside the Power button.
3. The screen lights up.
4. The main interface is displayed. Now the equipment is correctly started.
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