Lenovo G556 User Manual page 49

Notebook computer
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Before using the battery pack for the first time, the Smart Battery IC within the battery
pack should be calibrated in order to get accurate reporting of remaining battery life
status.
To calibrate the battery pack follows the instructions below:
1
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1
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Insert the battery into the battery compartment and turn on the Notebook. If the
battery is completely without power go to the next step.
Otherwise, let the battery run down until the battery low-low warning beeps are
heard.
The system will automatically enter Suspend mode.
2
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2
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Turn the Notebook off. Connect the AC adapter and let the battery fully recharge.
When the battery charge indicator turns off, the battery is fully charged.
3
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3
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Turn On the notebook, let the battery run down until the battery is in low-low
state and you hear a warning beeps. The system will automatically enter the
Suspend mode. You can now connect the AC adapter.
4
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The battery pack is now calibrated properly.
In general, using the battery until the low-low battery-warning indicator appears and
fully recharges the battery each time (full discharge/charge cycle) will ensure the
accurate reporting of the battery gauge status.
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You can automatically charge the battery pack by using the AC Adapter. The charge
time is about three hours when the Notebook power is turned off.
table summarizes the charging modes:
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The following
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