Toshiba L50-A/L50D-A/L50t-A/L50Dt-A Maximizing battery operating time, Batteries exhausted time

Maximizing battery operating time

A battery's usefulness depends on how long it can supply power on a single charge, while how long the charge lasts in a battery depends on:

Processor speed

Screen brightness

System Sleep Mode

System Hibernation Mode

Display power off period

Hard Disk Drive power off period

How often and for how long you use the Hard Disk Drive and external disk drives, for example, optical disc.

How much charge the battery contained to begin with.

How you use optional devices, such as a USB device, to which the battery supplies power.

Whether you enable Sleep Mode, which can conserve battery power if you are frequently turning the computer off and on.

Where you store your programs and data.

Whether you close the display panel when you are not using the keyboard - closing the display saves power.

The environmental temperature - operating time decreases at low temperatures.

Whether you enable Sleep and Charge function.

Batteries exhausted time

When you turn off the power of your computer with batteries fully charged, the batteries will be exhausted within the following approximate period.

Battery type	Sleep Mode	Shut Down Mode
Battery pack (43Wh, 4	about x days	about x days
cell)

Extending battery life

To maximize the life of your battery packs:

At least once a month, disconnect the computer from a power source and operate it on battery power until the battery pack fully discharges. Before doing so, follow the steps as detailed below.

1.Turn off the computer's power.

2.Disconnect the AC adaptor and turn on the computer's power - if it does not turn on then go to Step 4.

User's Manual 4-31