CyberPower ATT3612V3S (Leave Behind Manual) Page: 9 of 11
5 MAINTENANCE
5.1 Maintenance Mode
Maintenance mode determines remaining useful battery life. If the remaining battery life is
determined to be below an acceptable level and unable to support proper operation, the
Replace Battery LED will be illuminated.
- The ATT3612V3S enters the maintenance mode approximately once every 45 days.
- In the event that ATT3612V3S is in the maintenance mode and an AC failure occurs,
maintenance mode will cease and the ATT3612V3S will supply the power to the load.
5.2 Customer Battery Replacement
Figure 6
Figure 7
← Step 1:
a. Open the battery cover.
b. Open door 90 degrees and
remove by pulling away from
enclosure.
→ Step 2:
a. Release the battery latch.
b. Slide battery off of the shelf.
c. Disconnect the battery harness
with the two-position locking
connector.