Toshiba PLL23U-00U01C User Manual - Page 83

Battery charging notice, Battery, Battery type, Power

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Power and Power-up Modes Time The following table shows the approximate time required to fully charge a discharged battery. Battery type Battery Pack (3 cell) Battery Pack (6 cell) RTC battery Power on about 12 or longer about 12 or longer about 24 Power off about 4 or longer about 6 or longer about 24 with AC or Battery pack Charging time (hours) Please 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. Please refer to the section Maximizing battery operating time for further information. Battery charging notice The battery may 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, you should charge it at room temperature of between 5° to 35°C (41° to 95°F). ■ The battery is nearly completely discharged. In this instance you should leave the AC adaptor connected for a few minutes and the battery should begin charging. The Battery indicator may 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. ■ A cool battery is installed in a warm computer. In such cases you should follow the steps as detailed below: 1. Fully discharge the battery by leaving it in the computer with the power on until the system automatically turns itself off. 2. Connect the AC adaptor to the DC IN 19V jack of the computer, and to a wall outlet that is supplying power. 3. Charge the battery until the Battery indicator glows green. Repeat these steps two or three times until the battery recovers normal capacity. User's Manual 6-6

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User’s Manual
6-6
Power and Power-up Modes
Time
The following table shows the approximate time required to fully charge a
discharged battery.
Charging time (hours)
Battery charging notice
The battery may 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, you should charge it at room temperature of between 5° to
35°C (41° to 95°F).
■
The battery is nearly completely discharged. In this instance you should
leave the AC adaptor connected for a few minutes and the battery
should begin charging.
The
Battery
indicator may 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.
■
A cool battery is installed in a warm computer.
In such cases you should follow the steps as detailed below:
1.
Fully discharge the battery by leaving it in the computer with the power
on until the system automatically turns itself off.
2.
Connect the AC adaptor to the DC IN 19V jack of the computer, and to
a wall outlet that is supplying power.
3.
Charge the battery until the
Battery
indicator glows green.
Repeat these steps two or three times until the battery recovers normal
capacity.
Battery type
Power on
Power off
Battery Pack
(3 cell)
about 12 or longer
about 4 or longer
Battery Pack
(6 cell)
about 12 or longer
about 6 or longer
RTC battery
about 24
about 24 with AC or
Battery pack
Please 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. Please refer to the section
Maximizing battery operating time
for further information.