Remove the screws securing the battery pack, disengage any shipping brackets from the rear of the
4.
battery pack, and slide the module out.
To replace the battery pack, see "Installing battery packs (on page 33)."
Replacing the Management Module card
To remove the Management Module card, slide the card out of the option slot in the power unit.
To replace the Management Module card, see "Installing the Management Module card (on page 57)."
Replacing the power module
To remove the power module from the power unit:
Power down the UPS and any battery packs. For more information, see "Powering down the UPS and
1.
battery packs (on page 80)."
Maintenance 85