Справочник Пользователя для Toshiba Z930-S9311

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Mobile Computing
Running the computer on battery power
Battery Notice
Battery life rating is for comparison purposes only, and does not 
indicate the battery life that will be obtained by any individual user. 
Actual battery life may vary considerably from specifications 
depending on product model, configuration, applications, power 
management settings and features utilized, as well as the natural 
performance variations produced by the design of individual 
components. The battery life rating is only achieved on the select 
models and configurations tested by Toshiba under the specific test 
settings at the time of publication and is not an estimate of a 
system’s battery life under any conditions other than the specific 
test settings. 
Recharge time varies depending on usage. Battery may not charge 
while the computer is consuming full power. After a period of time, 
the battery will lose its ability to perform at maximum capacity and 
will need to be replaced. This is normal for all batteries. To ensure 
that the battery maintains its maximum capacity, operate the 
computer on battery power at least once a month. The Lithium-Ion 
battery has no memory effect so it is not necessary to let the battery 
fully discharge each time. However, for better accuracy of the 
battery meter, it is helpful to fully discharge the battery periodically. 
Please see 
 for procedures. If 
the computer is continuously operated on AC power, either through 
an AC adaptor or a port replicator (if applicable to your system), for 
an extended period (more than a month), the battery may fail to 
retain a charge. This may shorten the life of the battery, and may 
cause the battery meter to be inaccurate.
For best performance when playing streaming media (especially 
streaming video), either power the computer from its AC adaptor, or 
set up a power plan that keeps the computer running at full 
performance even when powered from its battery. For more 
information about Windows
®
 power plans, see 
The computer also has an internal real-time-clock (RTC) battery. 
The RTC battery powers the RTC memory that stores your system 
configuration settings and the current time and date information. It 
maintains this information for up to a month while the computer is 
turned off.
TECHNICAL NOTE: Depending on your system, the RTC battery may 
only charge while the computer is turned on.
NOTE