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de LEGO Group. ©2010 The LEGO Group.
Charging and discharging with the LEGO
®
Power Functions Rechargeable Battery Box
Charging the Energy Meter
Step 1
Make sure that the Power Functions
Rechargeable Battery Box is fully charged
before beginning.
Step 2
Connect the Power Functions Rechargeable
Battery Box to the Input plug at the back of
the Energy Meter with the Power Functions
Extension Wire.
Step 3
Connect the Rechargeable Battery Box to a
power source using the LEGO
®
transformer
as shown.
Step 4
Turn on the Power Functions Rechargeable
Battery Box by pressing the green On/Off
button. The Rechargeable Battery Box is on
when the green light is on.
Turn on the output power by turning the
orange dial all the way to the right or left.
Step 5
Make sure the Energy Meter is on. Turn on the
Energy Meter by pressing the green On/Off
button. Charging will now begin.
Charging is complete when the display turns
off. Even though the display may show 100 J,
the Energy Meter is not fully charged until the
display turns off.
INFO
Remember that charging
and discharging the
Energy Meter must
always be done under
adult supervision.
Charging.and.discharging.with.the.LEGO
®
.Power.Functions.Rechargeable.Battery.Box
TIP
When fully charged,
the Power Functions
Rechargeable Battery
Box can charge up to
three Energy Meters at a
same time.
TIP
A full charge normally
takes approximately one
to three hours.