Sony BC-U2A Manuel D'installation page 20

Charging Battery Packs
Charging time
The time to charge a completely exhausted battery pack to its full
capacity is shown below. (When the temperature is 25 °C (77 °F).
The charging time is not affected by whether one or two battery
packs are being charged, or by combinations of different battery
models.)
BP-U35: Approx. 90 minutes
BP-U70: Approx. 150 minutes
BP-U100: Approx. 210 minutes
Charging in CHARGE mode
You can charge two battery packs simultaneously.
Lithium-ion battery packs
Mode select switch
CHARGE indicators
20
Charging Battery Packs
To AC power source
AC power cord
AC input
connector
1
Set the mode select switch to CHARGE.
2
Connect the AC power cord 1 to the AC input connector
and 2 to an AC power source.
3
Attach the battery packs.
Place the battery packs with the triangle marks facing the
charge connectors and slide them in the direction indicated by
the arrows.
Be sure to push the battery packs to engage the charge
connectors until they click.
Charging begins, and the CHARGE indicators show the
charging status.
Flashing in orange: Charged between 0 to 80%
Flashing in green: Charged over 80%
Lit in green: Fully charged
Flashing in orange, green, and off repeatedly: Charging
standby state
This unit has a charging control function controlled by the
temperature. If the internal temperature of the battery is 0 °C
(32 °F) and lower or 60 °C (140 °F) and higher, the unit is in
standby state and charging does not take place. When the
temperature is above 0 °C (32 °F) or below 60 °C (140 °F),
charging takes place.
Note
The charging current is automatically blocked if a battery pack other
than a lithium-ion battery pack is attached. Be sure to charge
designated battery packs only.