Page 3 - Product notice
Product notice This user guide describes features that are common to most models. Some features may not beavailable on your computer. iii
Page 5 - Table of contents
Table of contents 1 Setting power options Using power-saving states ................................................................................................................... 1 Initiating and exiting Sleep ........................................................................................
Page 7 - Setting power options; Using power-saving states; Initiating and exiting Sleep
1 Setting power options Using power-saving states The computer has two power-saving states enabled at the factory: Sleep and Hibernation. When Sleep is initiated, the power lights blink and the screen clears. Your work is saved to memory,letting you exit Sleep faster than exiting Hibernation. If the...
Page 8 - Initiating and exiting Hibernation
When the computer exits Sleep, the power lights turn on and your work returns to the screen where youstopped working. NOTE: If you have set a password to be required on wakeup, you must enter your Windows password before your work will return to the screen. Initiating and exiting Hibernation The sys...
Page 9 - Using the battery meter
Using the battery meter The battery meter is located in the notification area, at the far right of the taskbar. The battery meterallows you to quickly access power settings, view remaining battery charge, and select a different powerplan. ● To display the percentage of remaining battery charge and t...
Page 10 - Using power plans; Viewing the current power plan
Using power plans A power plan is a collection of system settings that manages how the computer uses power. Powerplans can help you conserve power or maximize performance. You can change power plan settings or create your own power plan. Viewing the current power plan ▲ Move the pointer over the bat...
Page 11 - Setting password protection on wakeup
Setting password protection on wakeup To set the computer to prompt for a password when the computer exits Sleep or Hibernation, followthese steps: 1. Select Start > Control Panel > System and Maintenance > Power Options . 2. In the left pane, click Require a password on wakeup . 3. Click C...
Page 12 - Using external AC power
2 Using external AC power External AC power is supplied through one of the following devices: WARNING! To reduce potential safety issues, use only the AC adapter provided with the computer, a replacement AC adapter provided by HP, or a compatible AC adapter purchased from HP. ● Approved AC adapter ●...
Page 13 - Connecting the AC adapter
Connecting the AC adapter WARNING! To reduce the risk of electric shock or damage to the equipment: Plug the power cord into an AC outlet that is easily accessible at all times. Disconnect power from the computer by unplugging the power cord from the AC outlet (not byunplugging the power cord from t...
Page 14 - Using battery power
3 Using battery power When a charged battery is in the computer and the computer is not plugged into external power, thecomputer runs on battery power. When the computer is plugged into external AC power, the computerruns on AC power. If the computer contains a charged battery and is running on exte...
Page 16 - Using Battery Check
Using Battery Check Battery Check, a part of the Total Care Advisor, provides information on the status of the battery installedin the computer. To run Battery Check: 1. Connect the AC adapter to the computer. NOTE: The computer must be connected to external power for Battery Check to function prope...
Page 17 - Displaying the remaining battery charge
Displaying the remaining battery charge ▲ Move the pointer over the battery meter icon in the notification area, at the far right of the taskbar. – or – View the estimated number of minutes of battery charge remaining in Windows Mobility Center: ▲ Click the battery meter icon, and then click Windows...
Page 18 - Inserting or removing the battery
Inserting or removing the battery CAUTION: Removing a battery that is the sole power source can cause loss of information. To prevent loss of information, initiate Hibernation or shut down the computer through Windows before removingthe battery. To insert the battery: 1. Turn the computer upside dow...
Page 19 - Charging a battery
Charging a battery WARNING! Do not charge the computer battery while you are onboard aircraft. The battery charges whenever the computer is plugged into external power through an AC adapter, anoptional power adapter, an optional expansion product, or an optional docking device. The battery charges w...
Page 20 - Maximizing battery discharge time
Maximizing battery discharge time Battery discharge time varies depending on the features you use while on battery power. Maximumdischarge time gradually shortens, as the battery storage capacity naturally degrades. Tips for maximizing battery discharge time: ● Lower the brightness on the display. ●...
Page 21 - Identifying low battery levels
Managing low battery levels The information in this section describes the alerts and system responses set at the factory. Some low-battery alerts and system responses can be changed using Power Options in Windows Control Panel.Preferences set using Power Options do not affect lights. Identifying low...
Page 22 - Resolving a low battery level
Resolving a low battery level CAUTION: To reduce the risk of losing information when the computer reaches a critical battery level and has initiated Hibernation, do not restore power until the power lights turn off. Resolving a low battery level when external power is available ▲ Connect one of the ...
Page 23 - Calibrating a battery; Step 1: Fully charge the battery
Calibrating a battery Calibrate a battery under the following conditions: ● When battery charge displays seem inaccurate ● When you observe a significant change in battery run time Even if a battery is heavily used, it should not need to be calibrated more than once a month. It is alsonot necessary ...
Page 24 - Step 3: Discharge the battery
Step 3: Discharge the battery The computer must remain on while the battery is being discharged. The battery can discharge whetheror not you are using the computer, but the battery will discharge faster while you are using it. ● If you plan to leave the computer unattended during the discharge, save...
Page 26 - Conserving battery power
Conserving battery power ● Select low power-use settings through Power Options in Windows Control Panel. ● Turn off wireless and local area network (LAN) connections and exit modem applications when youare not using them. ● Disconnect external devices that are not plugged into an external power sour...
Page 27 - Storing a battery
Storing a battery CAUTION: To prevent damage to a battery, do not expose it to high temperatures for extended periods of time. If a computer will be unused and unplugged from external power for more than 2 weeks, remove thebattery and store it separately. To prolong the charge of a stored battery, p...
Page 28 - Disposing of a used battery
Disposing of a used battery WARNING! To reduce the risk of fire or burns, do not disassemble, crush, or puncture a battery; short the external contacts on a battery; or dispose of a battery in fire or water. Do not expose a battery totemperatures above 60 ˚ C (140 ˚ F). Replace the battery only with...
Page 30 - Shutting down the computer
4 Shutting down the computer CAUTION: Unsaved information will be lost when the computer is shut down. The Shut Down command closes all open programs, including the operating system, and then turns offthe display and computer. Shut down the computer under any of the following conditions: ● When you ...
Page 31 - Index
Index A AC adapter, connecting 7 B battery calibrating 17charging 13, 17conserving power 20discharging 14disposing 22inserting 12low battery levels 15recharging 19removing 12replacing 23storing 21 Battery Check 10battery light 13, 15battery power 8battery release latch 12battery temperature 21 C cal...
