Checking the battery recharge date
Before unpacking the UPS, check the date on the battery recharge date label that is affixed to the shipping carton.
IMPORTANT: Do not use the battery if the recharge date has passed. If the date on the battery recharge date label has passed without the battery being recharged, contact an HP authorized service representative for directions.
Connecting the batteries
WARNING: The unit contains sealed
•Do not attempt to recharge batteries after removal from the unit.
•Do not disassemble, crush, or puncture the batteries.
•Do not short the external contacts of the batteries.
•Do not immerse the batteries in water.
•Do not expose to temperatures higher than 40°C (104°F).
WARNING: To prevent personal injury from hazardous energy:
•Remove watches, rings, or other metal objects.
•Use tools with insulated handles.
•Do not place tools or metal parts on top of batteries.
IMPORTANT: Before performing the following tasks, be sure that the unit is powered down and disconnected from the utility power source.
1.Remove the UPS front bezel.
Installation 13