Câu 2: H20-923-V1-0: HCSP-Field-Data Center Facility V1.0

Which of the following statements are true about the routine maintenance of a UPS?

1. A. Environment check: Check whether the temperature and humidity of the equipment room meet the recommended environment requirements. Check whether the equipment room is clean and tidy. — đáp án hiện tại
2. B. UPS status check: Check whether the UPS works in normal mode, whether an alarm is generated, and whether the UPS is in a proper load. — đáp án hiện tại
3. C. Routine maintenance of vulnerable components: Periodically check the UPS fan operation, whether there is noise, and whether the rotation speed is abnormal. — đáp án hiện tại
4. D. If there is no alarm on the UPS panel, do not need to check the installation environment, temperature, and humidity onsite.