EXFO FOT-930 Multifunction Loss Tester - Manual (Page 84)

Maintenance
76 FOT-930
Recharging Main Batteries
Recharging Main Batteries
The main Lithium-Ion batteries will last about 9 hours in normal operation.

The combined charge status is shown on
the status bar.

The charge status of each battery is shown
on the Unit Info pane (press Menu, then
select Results/Information > Unit Info).

The unit also indicates the charge status
with LEDs on its left side:
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

Batteries are not charged at the factory. Fully charge them
(about 4 hours) before using the unit for the first time.

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).

Never store at temperatures above 60 °C (140 °F).

Charge only with specified charger.