04-3598_ABB_PVA11_T_1-3kVA_EN_REV-B.doc Page 28/29 ABB
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Please have the following information at hand before calling the After-Sales Service Department:
1. Model number, serial number
2. Date on which the problem occurred
3. LCD display status, Buzzer alarm status
4. Utility power condition, load type and capacity, environment temperature, ventilation condition
5. The information (battery capacity, quantity) of external battery pack if the UPS (if existent)
6. Other information for complete description of the problem
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