ix
5.2 Caution and Measures for the Rolling Blackouts............................. 24
Operation before the rolling blackouts
Operation after the rolling blackouts
5.3 Inspecting the Battery (Battery Check)............................................. 25
Confirming the state of the UPS
Using the manual check function
Charging the battery
6
Troubleshooting
6.1 If a Warning Beep Sounds ................................................................. 29
6.2 Operation Mode List ........................................................................... 30
Types of blink of LED
Types of the warning beep
Operation mode list
7
Maintenance
7.1 Replacing the Battery ....................................................................... 35
Timing of the battery replacement
The method of battery replacement
Disposal and storage of battery
7.2 Replacing the Cooling Fan ................................................................ 38
Timing of the cooling fan replacement
The method of cooling fan replacement
7.3 When Not Using the UPS (Storage)................................................... 40
Work before storage
If a storage period exceeds two months
8
Appendix
8.1 Rated Specification ............................................................................ 41
8.2 Additional Description for UL Type................................................... 43
Summary of Contents for M-UPS050AD1B
Page 3: ......
