Procedures
To recharge a battery pack, connect the AC adaptor to the DC IN 19V jack
and plug the other end into a working outlet. The DC IN/Battery indicator
glows amber while the battery is being charged.
Charging Time (Z30-C)
The following table shows the approximate time required to charge an
exhausted battery fully.
Battery type Power off Power on
Battery pack
(52 Wh, 4 cell)
about 3 hours about 3 ~ 10 hours
Charging Time (Z40-C)
The following table shows the approximate time required to charge an
exhausted battery fully.
Battery type Power off Power on
Battery pack
(60 Wh, 4 cell)
about 3.5 hours about 3.5 ~ 10 hours
Be aware that the charging time when the computer is on is affected by
ambient temperature, the temperature of the computer and how you are
using the computer. If you make heavy use of external devices for
example, the battery might scarcely charge at all during operation.
Charging notice
The battery might not begin charging immediately under the following
conditions:
The battery is extremely hot or cold (if the battery is extremely hot, it
might not charge at all). To ensure the battery charges to its full
capacity, charge it at room temperature of between 5°C to 35°C (41 -
95°F).
The battery is nearly completely discharged. In this instance, leave the
AC adaptor connected for a few minutes and the battery should begin
charging.
The DC IN/Battery indicator might show a rapid decrease in battery
operating time when you try to charge a battery under the following
conditions:
The battery has not been used for a long time.
The battery has completely discharged and been left in the computer
for a long time.
User's Manual 4-10
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