HP CQ56-122NR, CQ56-110US, CQ56-100XX manual Specifications, Input power, Operating environment

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C Specifications

Input power

Operating environment

Input power

The power information in this section may be helpful if you plan to travel internationally with the computer.

The computer operates on DC power, which can be supplied by an AC or a DC power source. The AC power source must be rated at 100–240 V, 50–60 Hz. Although the computer can be powered from a standalone DC power source, it should be powered only with an AC adapter or a DC power source supplied and approved by HP for use with this computer.

The computer can operate on DC power within the following specifications.

Input power

Rating

 

 

Operating voltage and current

18.5 V dc @ 3.5 A - 65W

 

 

NOTE: This product is designed for IT power systems in Norway with phase-to-phase voltage not exceeding 240 V rms.

NOTE: The computer operating voltage and current can be found on the system regulatory label inside the battery bay of the computer.

Operating environment

Factor

Metric

U.S.

 

 

 

Temperature

 

 

 

 

 

Operating (writing to optical disc)

5°C to 35°C

41°F to 95°F

 

 

 

Nonoperating

-20°C to 60°C

-4°F to 140°F

 

 

 

Relative humidity (noncondensing)

 

 

 

 

 

Operating

10% to 90%

10% to 90%

 

 

 

Nonoperating

5% to 95%

5% to 95%

 

 

 

Maximum altitude (unpressurized)

 

 

 

 

 

Input power 67

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Contents HP Notebook User Guide Product notice Safety warning notice Iv Safety warning notice Table of contents Multimedia Memory modules Security Appendix B Routine care Finding information WelcomeWelcome Getting to know your computer Top TouchPadLights Top Button and speakers Keys Right side Left side Display Wireless antennas Bottom Additional hardware Networking Using an Internet service provider ISP Turning wireless devices on and off Identifying wireless and network status iconsCreating a wireless connection Using a WlanSetting up a new Wlan Connecting to an existing WlanRoaming to another network Protecting your WlanConnecting to a local area network LAN Using Bluetooth wireless devices select models onlyPage Pointing devices and keyboard Using the keyboardFunction Action key Setting pointing device preferences Using the TouchPadMultimedia Using the media activity controlsAudio Adjusting the volume Webcam select models onlyChecking your audio functions VGA VideoShutting down the computer Power managementUsing power-saving states Setting power optionsUsing battery power Using the Power iconUsing power management Displaying the remaining battery charge Inserting or removing the battery Charging a battery Managing low battery levels Maximizing battery lifeStoring a battery Conserving battery powerUsing external AC power Disposing of a used batteryReplacing the battery Testing an AC adapter Handling drives DrivesRemoving the hard drive Replacing or upgrading the hard driveInstalling the hard drive Page Removing a CD Using optical drives select models onlyIdentifying the installed optical drive Playing a CDPage Using a USB device Connecting a USB deviceExternal devices Using a USB device Using optional external devices Using optional external drivesRemoving a USB device Memory modules Page Page Page Using passwords SecurityProtecting the computer Operating system passwords Function Setting passwords in the operating systemBackup and Recovery Performing a system recovery Backing up your information Changing the language of Setup Utility Setup Utility BiosStarting Setup Utility Using Setup UtilityRestoring factory default settings in Setup Utility Exiting Setup UtilityDisplaying system information Computer screen is blank Troubleshooting and supportTroubleshooting Computer is unable to start upAn external device is not working Software is functioning abnormallyComputer is on but not responding Computer is unusually warmOptical disc tray does not open for removal of a CD Wireless network connection is not workingComputer does not detect the optical drive Disc does not playMovie is not visible on an external display Contacting customer support Component LabelsRoutine care Cleaning the display Cleaning the TouchPad and keyboard Specifications Input powerOperating environment Appendix C Specifications Electrostatic discharge LAN USB IndexWlan
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