User's Manual
• The
Power Saver
utility allows you to specify a period of inactivity before the computer enters standby or
hibernate mode.
Battery Tips
Tip 1. Avoid excessive heat and cold
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Your battery will last longer during the day if it is used, charged and stored between 50°F and 86°F (10°C and
30°C)
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Charge the battery nightly where the temperature will remain around 68°F (20°C). Your battery may not last
as long through the day if you charge it at higher or lower temperatures
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Allow unrestricted airflow while the computer is connected to external power. Make sure that the fan inlet and
outlet are unobstructed
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Avoid exposure to extreme temperatures for long periods, which can shorten battery charge life and
potentially damage the battery.
How your battery behaves in warm conditions
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To prevent possible damage to the battery, the system may not allow a charge if the battery temperature is
above 122°F (50°C), such as in a closed, unattended vehicle during the summer. In this case, the Battery
Power Indicator may indicate that the computer has stopped charging your battery; however, your battery
may not be fully charged.
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If possible, turn off or suspend your computer while the battery is charging in a warm environment to avoid
over-heating
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In warmer temperatures, your battery may take much longer to fully charge.
How your battery behaves in cold conditions
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When using a battery in cold conditions, the battery capacity may drain significantly faster
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To prevent possible damage to the battery, the system will not allow a charge if the battery temperature is
below 41°F (5°C), such as in a closed, unattended vehicle during the winter. In this case, the Battery Power
Indicator may indicate that the computer has stopped charging your battery; however, your battery may
not be fully charged
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In cooler temperatures, your battery can take much longer to fully charge.
Tip 2. Prevent wasted power
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Manually turn off or suspend your computer whenever you are not using it
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Reduce the screen brightness. Decrease brightness by pushing . Increase it by pushing
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Enable the display's automatic dimming feature
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Use the AC adapter or vehicle adapter whenever possible
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