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Viewing the display on a television
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7Click/Tap the Settings tab.
8Click/Tap Advanced. The Multiple Monitors and Intel Properties dialog box 
opens.
9Click/Tap the Intel Extreme Graphics tab.
10Click/Tap the Graphics Properties button. The Intel Graphics Controller 
Properties dialog box opens. 
						

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11Click/Tap the Te l e v i s i o n button.
12Click/Tap the arrow button to open the Colors list, then click/tap Tr u e C o l o r.
13Click/Tap the arrow button to open the Screen Area list, then click/tap 
640by480.
14Click/Tap the arrow button to open the Video Standard list, then click/tap 
NTSC-M.
ImportantIf the Television button is grayed out, your convertible 
tablet PC has not detected the television. Make sure that 
the television is turned on and connected correctly.
ImportantIf you are traveling internationally, you may need to change 
the video standard. For example, many televisions in Asia 
use PAL instead of NTSC. 
						

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Viewing the display on a television
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15Click/Tap Apply. Your LCD panel will blank out and what was on your LCD 
panel now appears on your television.
16Click/Tap OK.
Changing from one display to another
After you have set up the second display on your convertible tablet PC to be 
a television, you can quickly switch between viewing the display on the LCD 
panel and viewing it on the television.
ImportantYour television may be able to run at a higher resolution. 
If the icons and screen area appear too large on your 
television, try a different Screen Area value.
To... Press
Change the display from the LCD panel to the televisionCTRL+ALT+F2
Change the display from the television to the LCD panelCTRL+ALT+F3 
						

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							8
155
Managing Power
While your convertible tablet PC is running on battery 
power, you should manage power consumption to get the 
most use out of the battery. Read this chapter to learn how 
to:
■Check and recharge the battery
■Recalibrate the battery
■Change batteries
■Extend the life of the battery by conserving battery 
power and using alternate power sources
■Change power-saving settings 
						

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Chapter 8: Managing Power
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Monitoring the battery charge
Closely monitor the battery charge. When the battery charge gets low, change 
the battery or connect to AC power immediately to prevent losing any unsaved 
work.
Monitor the battery charge by:
■Double-clicking/Double-tapping the power cord icon  or battery icon  
in the taskbar. The Power Meter dialog box opens.
■Pressing FN+STATUS to view the power status box, which opens in the 
upper-left corner of the screen. The power status box shows the current 
power source, the battery charge level, and the power management mode.
■Looking at the battery charge indicator:
■LED blue - battery is fully charged.
■LED purple - battery is charging.
■LED blinking red - battery charge is very low.
■LED solid red - battery is malfunctioning.
■Waiting for a Low Battery warning message to appear.
If your battery charge indicator displays what looks like an inaccurate charge, 
you may need to recalibrate the battery. For more information, see 
“Recalibrating the battery” on page 158.
ImportantIf the power cord or battery icon does not appear on the 
taskbar, click/tap the show hidden icons button. If the 
icon still does not appear, make sure that Always show 
icon on the taskbar is checked on the Power Options 
Properties Advanced tab. See “Changing advanced 
settings” on page 168 for more information.
ImportantThis LED only lights up when your convertible tablet PC 
is connected to AC power or the battery charge is very low. 
For the location of the battery charge indicator, see “LED 
status indicators” on page 25. 
						

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Recharging the battery
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Recharging the battery
The battery recharges while it is installed and your convertible tablet PC is 
connected to AC power. While the battery is recharging, the battery charge 
indicator turns purple and the battery icon in the taskbar has a lightning 
bolt .
ImportantIf the power cord or battery icon does not appear on the 
taskbar, click/tap the show hidden icons button. If the 
icon still does not appear, make sure that Always show 
icon on the taskbar is checked on the Power Options 
Properties Advanced tab. See “Changing advanced 
settings” on page 168 for more information. 
						

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Recalibrating the battery
If your convertible tablet PC unexpectedly goes into Standby 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 the AC adapter, then turn on your convertible tablet PC.
2As soon as it starts and you see a startup screen, press F2. The BIOS Setup 
utility opens.
3Open the Advanced menu.
4Highlight Battery Auto Learning, then select Enabled by pressing the 
spacebar.
5Open the Exit menu, then highlight Exit Saving Changes and press ENTER.
6Select Yes, then press ENTER.
The battery recalibration process begins and a screen opens showing you 
the progress. The entire process will take several hours.
When the recalibration has finished, the message “Press [Esc] key to exit” 
appears.
7Press ESC. The battery charge indicator now displays an accurate battery 
charge. If the battery charge indicator does not show an accurate charge, 
contact Gateway Technical Support.
ImportantDo not interrupt the battery recalibration process. If 
recalibration is interrupted, you must start the process over 
again. 
						

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Changing batteries
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Changing batteries
If your convertible tablet PC is plugged into an AC outlet, you can change the 
battery while the convertible tablet PC is turned on. If your convertible 
tablet PC is not plugged into an AC outlet, you must turn the convertible 
tablet PC off while changing the batteries.
WarningDanger of explosion if battery is incorrectly replaced.
Replace only with a Gateway M275 battery (M275DAZ or 
equivalent). Discard used batteries according to the 
manufacturer’s instructions.
The battery used in this device may present a fire or 
chemical burn hazard if mishandled. Do not disassemble, 
heat above 212°F (100°C), or incinerate. Dispose of used 
battery promptly. Keep away from children.
Battery lockBattery latch Battery 
						

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Replacing the battery
To replace the battery:
1If your convertible tablet PC is on and is connected to AC power, go to 
Step 2.
-OR-
If your convertible tablet PC is on and is not plugged into an AC outlet, 
save your work and turn off the convertible tablet PC.
2Close the LCD panel.
3Disconnect your convertible tablet PC from the optional port replicator 
(see “Disconnecting from the port replicator” on page 277).
4Turn your convertible tablet PC over so the bottom is facing up.
5Slide the battery lock to the unlocked position, then slide the battery 
release latch.