HP R1500 - UPS XR User Manual page 32

Battery Maintenance
2. Remove the plastic battery cover plate, as featured in select models.
Figure 4-3: Removing the battery cover plate
3. Remove the two screws to obtain access to the battery pack.
Figure 4-4: Removing the two screws
4-4 HP Uninterruptible Power System R1500 XR Models User Guide