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BASIC MANUAL
CAUTION: DO NOT use the battery pack 
out of the specied temperature range 
–20˚C ~ +60˚C (–4˚F ~ +140˚F). Using the 
pack out of this range will reduce the pack’s 
performance and battery cell life.
CAUTION: DO NOT leave the pack fully 
charged, completely discharged, or in an 
excessive temperature environment (above 
50˚C, 122˚F) for an extended period of 
time. Otherwise, a shorter battery pack 
life could occur. If the battery pack must 
be left unused for a long time, it must 
be detached from the transceiver after 
discharging. You may use the pack until the 
remaining capacity is about half, then keep 
it safely in a cool, dry place in the following 
temperature range:
–20˚C (–4˚F) ~ +50˚C (+122˚F)
 (within a month).
–20˚C (–4˚F) ~ +40˚C (+104˚F)
 
(within three 
months).
–20˚C (–4˚F) ~ +20˚C (+68˚F)
 (within a year).
BE SURE to replace the battery pack 
with a new one approximately ve years 
after manufacturing, even if it still holds 
a charge. The material inside the battery 
cells will become weak after a period of 
time, even with little use. The estimated 
number of times you can charge the pack is 
between 300 and 500. Even when the pack 
appears to be fully charged, the operating 
time of the transceiver may become short 
when:
 • Approximately ve years have passed 
since the pack was manufactured.
 • The pack has been repeatedly charged.
The battery cells may deteriorate and 
swell due to their characteristics if used in 
an environment and conditions such as: 
frequently charged, recharged immediately 
after full charge, used or saved in a hot 
place, or charged by methods other than 
the instructions. If the battery pack swells, 
it has reached the end of its life due to 
deterioration. Replace it with a brand new 
one.
 D Charging caution
 R DANGER! NEVER charge the battery 
pack in areas with extremely high 
temperatures, such as near res or stoves, 
inside a sun-heated vehicle, or in direct 
sunlight. In such environments, the safety/
protection circuit in the pack will activate 
and stop the charging.
 R DANGER! NEVER charge the 
transceiver during a lightning storm. It may 
result in an electric shock, cause a re, or 
damage the transceiver. Always disconnect 
the power adapter before a storm.
 R WARNING! NEVER charge or leave 
the battery in the battery charger beyond 
the specied time for charging. If the pack 
is not completely charged by the specied 
time, stop charging and remove it from the 
battery charger. Continuing to charge the 
pack beyond the specied time limit may 
cause a re, overheating, or the battery 
may rupture.
 R WARNING! Occasionally observe the 
battery pack condition while charging. If 
any abnormal condition occurs, discontinue 
using the battery pack.
CAUTION: DO NOT insert the transceiver 
with the battery pack attached into the 
charger if it is wet or soiled. This could 
corrode the battery charger terminals or 
damage the charger. The charger is not 
waterproof.
CAUTION: DO NOT charge the battery 
pack outside of the specied temperature 
range: 10˚C ~ 40˚C (50˚F ~ 104˚F). Icom 
recommends charging the pack at 25˚C 
(77˚F). The pack may heat up or rupture if 
charged out of the specied temperature 
range. Additionally, battery performance or 
battery life may be reduced.