Gateway P-7805U Service Manual

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3Plug the other end of the VGA cable into the monitor 
port on your notebook.
-OR-
Plug the other end of the HDMI cable into the optional 
HDMI port on your notebook.
4Turn on your notebook.
5Plug the projector’s, monitor’s, or television’s power cord 
into an AC power source and turn it on.
Windows recognizes the new hardware and the New 
Display Detected dialog box opens.
6Select the options for the projector, monitor, or 
television, then click OK.
7Press FN+F4 to switch between...

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Adjusting the display properties
If the image on the projector, monitor, or television does not 
appear correctly, or if you want to use the display as an 
extension of your notebook desktop, you should adjust the 
display properties.
To adjust the display properties on a projector, monitor, 
or television:  
1Click  (Start), All Programs, Accessories, then click 
Windows Mobility Center. The Windows Mobility 
Center window opens.
2Click (Change display...

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6To use the monitor, projector, or television as an 
extension of your desktop (increasing the size of your 
Windows desktop), click to select the check box for 
Extend my Windows desktop onto this monitor. You 
can click and drag the “2” monitor icon to position it the 
same way the physical monitor is arranged on your desk.
7Click OK.
Using the projector or monitor for a 
presentation
You can configure your notebook so the settings are correct 
each time you give a presentation.
To...

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3Adjust properties such as Turn off screen saver and Set 
the volume to if necessary.
4Click OK.
5Click Tu rn on to turn on the presentation settings. When 
you are finished giving the presentation, click Turn off 
to return to your standard notebook settings. 

CHAPTER5
67
Managing Power
Monitoring the battery charge
Recharging the battery
Changing the battery
Recalibrating the battery
Extending battery life
Changing notebook power settings 

CHAPTER 5: Managing Power
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Monitoring the battery charge
Your new Gateway notebook is designed to provide an 
exceptional balance of performance and portability. Your 
notebook uses the latest chipset and mobile processor 
technologies to manage the processor speed and power 
consumption for a greater battery life experience. This design 
provides you with maximum performance when plugged into 
AC power balanced with optimized battery life when on 
battery power.
Closely monitor the battery charge....

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Changing the battery
To replace the battery:  
1If your notebook is on and is connected to AC power, go 
to step 2.
-OR-
If your notebook is on and is not plugged into an AC 
outlet, save your work and turn off the notebook.
2Turn your notebook over so the bottom is facing up.
3Slide the battery lock to the unlocked position .
4Slide the battery release latch, then slide the battery out 
of the notebook.
5Slide a recharged battery into the notebook until it snaps 
into place.
6Slide...

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Recalibrating the battery
If your notebook unexpectedly goes into Sleep mode while you 
are using it but the battery charge is not low, you may need 
to recalibrate your battery. You should also recalibrate the 
battery periodically to maintain the accuracy of the battery 
gauge.
To recalibrate the battery:  
1Connect your notebook to AC power and let the battery 
charge completely.
2As soon as it starts and you see a startup screen, press 
F2. The BIOS Setup utility opens....

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Extending battery life
Maximizing battery performance
To get maximum performance from your notebook battery, we 
recommend that you initially condition (fully charge and 
discharge) your new battery a few times during the first 
several weeks of use, to let it reach its maximum rated capacity.
Over the long term, use the battery at least once a month, even 
if it was kept in a cool, dry place for storage, but avoid frequent 
full discharges because this puts additional strain on the...

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Copy programs from CDs or DVDs to the hard drive so 
you do not use battery power by running optical drives.
Use the CD or DVD drive only when necessary. This drive 
uses a large amount of power.
Recharge the battery often, take an extra battery, and 
fully recharge the batteries before traveling. For more 
information, see “Recharging the battery” on page 68.
Using alternate power sources
To extend battery life, use alternate power sources whenever 
possible.
If traveling...