HP 620 Notebook PC User Guide - Windows XP - Page 82

Storing a battery, Disposing of a used battery, Replacing the battery, CAUTION, WARNING

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● Stop, disable, or remove any external media cards that you are not using. ● Use the f2 and f3 keys to adjust screen brightness as needed. ● If you leave your work, initiate Standby or Hibernation, or shut down the computer. Storing a battery CAUTION: To prevent damage to a battery, do not expose it to high temperatures for extended periods of time. If a computer will be unused and unplugged from external power for more than 2 weeks, remove the battery and store it separately. To prolong the charge of a stored battery, place it in a cool, dry place. NOTE: A stored battery should be checked every 6 months. If the capacity is less than 50 percent, recharge the battery before returning it to storage. Calibrate a battery before using it if it has been stored for one month or more. Disposing of a used battery WARNING! To reduce the risk of fire or burns, do not disassemble, crush, or puncture; do not short external contacts; do not dispose of in fire or water. Refer to the Regulatory, Safety and Environmental Notices for battery disposal information. Replacing the battery Computer battery life varies, depending on the power management settings, programs running on the computer, display brightness, external devices connected to the computer, and other factors. NOTE: To ensure that you always have battery power when you need it, HP recommends purchasing a new battery when the storage capacity indicator turns green-yellow. 70 Chapter 5 Power management

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●
Stop, disable, or remove any external media cards that you are not using.
●
Use the
f2
and
f3
keys to adjust screen brightness as needed.
●
If you leave your work, initiate Standby or Hibernation, or shut down the computer.
Storing a battery
CAUTION:
To prevent damage to a battery, do not expose it to high temperatures for extended periods
of time.
If a computer will be unused and unplugged from external power for more than 2 weeks, remove the
battery and store it separately.
To prolong the charge of a stored battery, place it in a cool, dry place.
NOTE:
A stored battery should be checked every 6 months. If the capacity is less than 50 percent,
recharge the battery before returning it to storage.
Calibrate a battery before using it if it has been stored for one month or more.
Disposing of a used battery
WARNING!
To reduce the risk of fire or burns, do not disassemble, crush, or puncture; do not short
external contacts; do not dispose of in fire or water.
Refer to the
Regulatory, Safety and Environmental Notices
for battery disposal information.
Replacing the battery
Computer battery life varies, depending on the power management settings, programs running on the
computer, display brightness, external devices connected to the computer, and other factors.
NOTE:
To ensure that you always have battery power when you need it, HP recommends purchasing
a new battery when the storage capacity indicator turns green-yellow.
70
Chapter 5
Power management