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5. Maintenance and inspection
Notes
Battery recycling
This unit uses lead acid batteries.
The lead acid batteries are precious recyclable resources. Please cooperate recycling.
For information on recycling, please contact our Electronic Systems & Equipments repair
center.
Pb
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A battery can present a risk of electrical shock and high short circuit current.The following
precautions should be observed when working on batteries:
1) Remove watches, rings, or other metal objects from the hands.
2) Use tools with insulated handles.
3) Wear rubber gloves and boots.
4) Do not lay tools or metal parts on top of batteries.
5) Disconnect charging source prior to connecting or disconnecting batteries terminals.
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Servicing of batteries should be performed or supervised by personnel knowledgeable of
batteries and the required precautions. Keep unauthorized personnel away from batteries.
Caution
(for battery replacement)
5-2-1 Battery replacement procedure (BY50FW)
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Preparation
(1) Purchase a BXB50F spare battery pack (sold separately).
(2) If you place the UPS horizontally and put a heavy object such as CRT on it, put it down until you finish
replacement.
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Replacing the battery (BY50FW)
(1) Open the front panel.
(Disconnect the red and black connectors.
Hold one connector in each hand and pull
them apart.)
(1) Slide the front metal cover to the right, and
(2) Pull it toward you to remove it.
Use a screwdriver to remove the screw (1).
Detach the front panel.
(2) Disconnect the battery connector and remove the metal cover.
