Gateway 200stm User Manual
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150 Chapter 9: Managing Power www.gateway.com Recalibrating the battery If your notebook 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: 1Disconnect the AC adapter 2Turn on your notebook. 3As soon as it starts and you see a startup screen, press F2. The BIOS Setup utility opens. 4Open the Power menu. 5Highlight Smart Battery Calibration, then press ENTER. When prompted, start the recalibration program. 6After the battery has been fully discharged and your notebook has turned itself off, re-connect the AC adapter and fully recharge your battery. Recharging may take several hours. After the battery finishes recharging, the battery meter displays the accurate battery charge. If the battery meter 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.
151 Changing batteries www.gateway.com Changing batteries If your notebook is plugged into an AC outlet, you can change the battery while your notebook is turned on. If your notebook is not plugged into an AC outlet you must turn your notebook off while changing the batteries. To replace the battery: 1If your notebook is on and is plugged into an AC outlet, go to Step 2. -OR- If your notebook is on and is not plugged into an AC outlet, save your work and turn off your notebook. 2Close the LCD panel, undock your notebook if it is docked, and turn your notebook over. 3Slide the locking battery latch to the unlock position. WarningDanger of explosion if battery is incorrectly replaced. Replace only with a Gateway 200STM battery. 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.
152 Chapter 9: Managing Power www.gateway.com 4Slide and hold the remaining battery latch and slide the battery out of the bay. 5Slide a recharged battery into the bay. Make sure the battery is fully inserted into the bay. 6Slide the locking battery latch to the locked position. 7Turn your notebook over. 8Dock your notebook if you are using the docking station. 9Open the LCD panel.
153 Extending battery life www.gateway.com Extending battery life Conserving battery power While using the battery to power your notebook, conserve power by: Dimming the display as low as is comfortable. Removing PC Cards when you do not need them. Many PC Cards use a small amount of power while inserted, even if they are not being used. Modifying the power management settings for maximum power savings. For more information, see “Changing power settings” on page 155. Closing the LCD panel to turn off the display while you are not using your notebook. The display stays off until you open the panel again. Using Hibernate mode for maximum power savings while your notebook is not in use. For more information, see “Activating and using Hibernate mode” on page 159. Using the DVD or recordable drive only when necessary. These drives use 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 149 and “Changing batteries” on page 151. Using alternate power sources To extend battery life, use alternate power sources whenever possible. If traveling internationally, take electrical adapters. Save the battery for times when you cannot use a power adapter. If you plan on taking your AC power adapter, also take a single-plug surge protector. If you will have access to an EmPower™ in-flight power receptacle or an automobile cigarette lighter, use an airplane/automobile power adapter. Save the battery for times when you cannot use a power adapter. To find AC power outlets in airports, look for them next to support pillars, in large areas such as boarding gates, and under banks of telephones.
154 Chapter 9: Managing Power www.gateway.com Changing power modes You can use the following power modes to lengthen the life of your notebook’s battery: Standby - while your notebook is in Standby, it switches to a low power state where devices, such as the display and drives, turn off. Hibernate - (also called save to disk) writes all current memory (RAM) information to the hard drive, then turns your notebook completely off. The next time you turn on your notebook, it reads the memory information from the hard drive and opens the programs and documents that were open when you activated Hibernate mode. For more information on using Hibernate mode, see “Activating and using Hibernate mode” on page 159. Using power saving modes Always save your work before using Standby mode. In Standby mode, your notebook reduces or turns off the power to most devices except memory. However, the information in memory is not saved to the hard drive. If power is interrupted, the information is lost. When in Hibernate mode, your computer saves all memory information to the hard drive, then turns the power completely off. If your computer is......and you want to... ...then On Enter Standby mode Press FN+STANDBY. On Enter Hibernate mode (must be enabled)In Windows XP, click Start, then click Tu r n O f f C o m p u t e r. Press and hold SHIFT, then click Hibernate. - OR - In Windows 2000, click Start, then click Shut Down. Click the arrow button to open the What do you want your computer to do list, then click Hibernate. Click OK. In Standby or Hibernate modeExit Standby or Hibernate modePress the power button.
155 Changing power settings www.gateway.com Changing power settings You can change the function of the power button, Standby system key, and power-saving timers by changing power settings on your notebook. You can customize power settings from the Windows Control Panel by selecting power schemes, setting power alarms, adjusting advanced power settings, and activating Hibernate mode. Power schemes (groups of power settings) let you change power saving options such as when the display or hard drive is automatically turned off. You can select one of the defined power schemes or create a custom power scheme. Alarms can alert you when the battery charge is low. Advanced power settings let you assign different power saving modes to the power button and Standby system key. You can also select which power saving mode is activated when you close the LCD panel. Changing the power scheme To change the power scheme 1In Windows XP, click Start, then click Control Panel. The Control Panel window opens. If your Control Panel is in Category View, click Performance and Maintenance . - OR - In Windows 2000, click Start, Settings, then click Control Panel. The Control Panel window opens.
156 Chapter 9: Managing Power www.gateway.com 2Click/Double-click the Power Options or Power Management icon. The Power Options Properties dialog box opens. 3Click the arrow button to open the Power Schemes list, then click the power scheme you want. - OR - Set the timers, then save your custom power scheme by clicking Save As and typing a name for the scheme. 4Click OK. Help and SupportFor more information about changing the power scheme in Windows XP, click Start, then click Help and Support. Type the keyword power scheme in the HelpSpot Search box , then click the arrow.
157 Changing power settings www.gateway.com Changing alarm options To change the alarm options: 1In Windows XP, click Start, then click Control Panel. The Control Panel window opens. If your Control Panel is in Category View, click Performance and Maintenance . - OR - In Windows 2000, click Start, Settings, then click Control Panel. The Control Panel window opens. 2Click/Double-click the Power Options or Power Management icon. The Power Options Properties dialog box opens. 3Click the Alarms tab. 4Adjust the alarm settings. 5Click OK.
158 Chapter 9: Managing Power www.gateway.com Changing advanced settings To change advanced power management settings: 1In Windows XP, click Start, then click Control Panel. The Control Panel window opens. If your Control Panel is in Category View, click Performance and Maintenance . - OR - In Windows 2000, click Start, Settings, then click Control Panel. The Control Panel window opens. 2Click/Double-click the Power Options or Power Management icon. The Power Options Properties dialog box opens. 3Click the Advanced tab. Help and SupportFor more information about changing the alarm options in Windows XP, click Start, then click Help and Support. Type the keyword alarm options in the HelpSpot Search box , then click the arrow.
159 Changing power settings www.gateway.com 4Click the arrow button to open a Power buttons list, then click the power setting mode you want to use. 5Click OK. Activating and using Hibernate mode To activate Hibernate mode: 1In Windows XP, click Start, then click Control Panel. The Control Panel window opens. If your Control Panel is in Category View, click Performance and Maintenance . - OR - In Windows 2000, click Start, Settings, then click Control Panel. The Control Panel window opens. 2Click/Double-click the Power Options or Power Management icon. The Power Options Properties dialog box opens. Help and SupportFor more information about changing the power management settings in Windows XP, click Start, then click Help and Support. Type the keyword power management in the HelpSpot Search box , then click the arrow.