EXFO AXS-100 Series OTDR - Manual (Page 113)

Maintenance
OTDR 105
Recharging Main Batteries
Recharging Main Batteries
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The charge status of both batteries is shown
on the Unit Information pane
(press Menu, select File Manager/Info. >
Information, and then press Enter).
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The charge status is also indicated by the
LEDs on the left side of the unit:
To recharge the main batteries:
Connect the unit to a power outlet (or car outlet) using the AC
adapter/charger. The charge cycle will start and end automatically.
Status LED Battery Charge Status
Green Fully charged
Red Charging
Yellow Error
I
MPORTANT
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Batteries are not charged at the factory. Fully charge them
(about 3 hours if unit is off) before using the unit for the first
time.
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Batteries function and charge properly between 0 °C and 45 °C
(32 °F and 113 °F). Batteries will not charge if the temperature is
below -10 °C (14 °F) or above 45 °C (113 °F).
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Never store at temperatures above 60 °C (140 °F).
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Charge only with specified charger.