Panasonic EY4541X57 Operating Instructions Manual page 19

Li-ion Battery Pack
NOTE:
Your battery pack is not fully charged
at the time of purchase. Be sure to
charge the battery before use.
Battery charger
1. Plug the charger into the AC outlet.
2. Insert the battery pack firmly into the
charger.
1. Line up the alignment marks and
place the battery onto the dock on
the charger.
2. Slide forward in the direction of the
arrow.
3. During charging, the charging lamp
will be lit.
When charging is completed, an in-
ternal electronic switch will auto-
matically be triggered to prevent
overcharging.
• Charging will not start if the battery
pack is warm (for example, imme-
diately after heavy-duty operation).
The orange standby lamp will be
flashing until the battery cools down.
Charging will then begin automati-
cally.
4. The charge lamp (green) will flash
slowly once the battery is approx-
imately 80% charged.
5 When charging is completed, the
charging lamp in green color will
turn off.
6. If the temperature of the battery pack
is 0°C or less, charging takes longer
to fully charge the battery pack than
the standard charging time.
Even when the battery is fully charged,
it will have approximately 50% of the
power of a fully charged battery at
normal operating temperature.
Alignment marks
- 19 -
7. Consult an authorized dealer if the
charging lamp (green) does not turn
off.
8. If a fully charged battery pack is
inserted into the charger again, the
charging lamp lights up. After sev-
eral minutes, the charging lamp in
green color will turn off.
9. Remove the battery pack while the
battery pack release button is held
up.
Battery pack
release button