Toshiba Tecra A8-EZ8512X User Manual - Page 107

Charging the batteries, Procedures

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Power and Power-Up Modes ■ Never remove the battery pack while the Wake-up on LAN function is enabled. Data will be lost. Before you remove a battery pack, disable the Wake-up on LAN function. ■ Never remove the battery pack while the Wake-up on Wireless LAN function is enabled. Data will be lost. Before you remove a battery pack, disable the Wake-up on Wireless LAN function. ■ To ensure the battery pack maintains maximum capacity, operate the computer on battery power once a month until the battery pack is fully discharged. Refer to the section Extending battery life in this chapter for procedures. If the computer is continuously operated on AC power for an extended period, more than a month, the battery might fail to retain a charge. It might not function efficiently over the expected life of the battery pack and the Battery indicator might not indicate a lowbattery condition. Charging the batteries When the power in the battery pack becomes low, the Battery indicator flashes orange indicating that only a few minutes of battery power remain. If you continue to use the computer while the Battery indicator flashes, the computer enables Hibernation Mode (so you don't lose data) and automatically turns off. You must recharge a battery pack when it becomes discharged. Procedures To recharge a battery pack while it is installed in the computer, connect the AC adaptor to the DC IN 15V jack and plug the other end into a working outlet. The Battery indicator glows orange when the battery is being charged. Use only the computer connected to an AC power source or the optional TOSHIBA Battery charger to charge the battery pack. Never attempt to charge the battery pack with any other charger. Time The following table shows the approximate time required to fully charge a discharged battery. Charging time (hours) Battery type Power on Power off Battery pack (3600 mAh) about 4.5 to 10.0 or longer about 3.0 Battery pack (4400 mAh) about 5.5 to 12.0 or longer about 3.0 RTC battery 8.0 Doesn't charge User's Manual 6-6

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User’s Manual
6-6
Power and Power-Up Modes
Charging the batteries
When the power in the battery pack becomes low, the
Battery
indicator
flashes orange indicating that only a few minutes of battery power remain.
If you continue to use the computer while the
Battery
indicator flashes, the
computer enables Hibernation Mode (so you don’t lose data) and
automatically turns off.
You must recharge a battery pack when it becomes discharged.
Procedures
To recharge a battery pack while it is installed in the computer, connect the
AC adaptor to the DC IN 15V jack and plug the other end into a working
outlet.
The
Battery
indicator glows orange when the battery is being charged.
Time
The following table shows the approximate time required to fully charge a
discharged battery.
Charging time (hours)
■
Never remove the battery pack while the Wake-up on LAN function is
enabled. Data will be lost. Before you remove a battery pack, disable
the Wake-up on LAN function.
■
Never remove the battery pack while the Wake-up on Wireless LAN
function is enabled. Data will be lost. Before you remove a battery
pack, disable the Wake-up on Wireless LAN function.
■
To ensure the battery pack maintains maximum capacity, operate the
computer on battery power once a month until the battery pack is fully
discharged. Refer to the section
Extending battery life
in this chapter
for procedures. If the computer is continuously operated on AC power
for an extended period, more than a month, the battery might fail to
retain a charge. It might not function efficiently over the expected life of
the battery pack and the
Battery
indicator might not indicate a low-
battery condition.
Use only the computer connected to an AC power source or the optional
TOSHIBA Battery charger to charge the battery pack. Never attempt to
charge the battery pack with any other charger.
Battery type
Power on
Power off
Battery pack (3600 mAh)
about 4.5 to 10.0 or longer
about 3.0
Battery pack (4400 mAh)
about 5.5 to 12.0 or longer
about 3.0
RTC battery
8.0
Doesn't charge