26 About US40a
Replacing Battery Pack
WARNING
Do not put a battery in fire.
Putting the battery in fire or heating the battery may cause an explosion.
Do not disassemble or alter the battery unit.
Do not disassemble or alter the battery unit. Doing so may cause an explosion or a
liquid leakage. The quality, performance, and/or safety of the disassembled or altered
battery unit will not be guaranteed.
Always charge battery by the specified method.
When charging battery, follow procedures described in User's Guide of US40a. Using
any other method may cause a heat generation, an ignition, and/or liquid leakage.
Do not give any shock on the battery unit.
Doing so may cause fumes, ignition, explosion and/or liquid leakage.
CAUTION
Keep the battery in the place away from children and babies.
The toxic substance contained in the battery is harmful if it is taken into the body by
mistake. Consult your doctor immediately if it is swallowed.
Do not use your hand to slide the battery release latch.
Use a ballpoint pen or the like to slide the battery release latch. Using your finger to
slide the battery release latch may cause a damage to your finger.
Replacement Interval
Conduct battery refreshing if US40a can be operated only for a short period after full battery
charging (with Battery status LED being on). If the refreshing cannot recover the operation period
sufficiently, purchase a new battery pack and replace the old one with the new one.
NOTE: The battery is a consumable. Repeated charging/discharging
may cause the charging capacity of the battery to be reduced.
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