Exfo FTB-500 (Window XP) Manual do Utilizador Página 259

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Maintenance
FTB-500 249
Battery Maintenance Recommendations
Battery Maintenance Recommendations
To ensure that batteries function or charge properly, keep them in
temperatures between 10
o
C and 40
o
C (50
o
F and 104
o
F). Store below
50
o
C (122
o
F).
Leave the unit plugged in when not in use.
Do not leave a battery discharged for several days.
Remove the batteries if the unit will not be used for more than two
weeks.
After 300 cycles (approximately 18 months of use), replace the
batteries with new ones to maintain optimal operation conditions.
Otherwise, the operating time might be reduced.
Li-Ion batteries that are not used for a long period of time (over three
months) will not be damaged, but might need to be recalibrated.
IMPORTANT
Fully charge batteries before using the unit for the first time. New
batteries are fully charged after approximately 4 hours or when the
LED stops flashing.
WARNING
Do not throw batteries into fire or water and do not short-circuit
the battery electrical contacts. Do not disassemble.
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