Input power, Input Power Rating | HP E1Y40U8 instruction

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 - 65 W
	19.5 V dc @ 3.33 A - 65 W
	19.0 V dc @ 4.74 A - 90 W
	19.5 V dc @ 4.62 A - 90 W

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.

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HP E1Y40U8 manual Input power, Input Power Rating

Contents

User Guide Product notice Software terms Safety warning notice Iv Safety warning notice Table of contents Multimedia VGA Drives 100 113 106111 116 124 125 Xii Welcome Finding information Resources For information about Then select Warranty and services TouchPad Getting to know your computerTop Component Description Top Lights Settings , and then select Power Options Buttons and fingerprint reader select models only Keys Esc key Front Right Guides Right Getting to know your computer Left Media Card Reader Rear Display Support Wwan antennas 2* select models only From the Start screen, type h, and then select Help Bottom Bottom Using the wireless controls Connecting to a networkConnecting to a wireless network Using the wireless button Using a Wlan Using operating system controlsUsing an Internet service provider Setting up a Wlan Configuring a wireless routerProtecting your Wlan Using HP Mobile Broadband select models only Connecting to a Wlan Remove the battery see Inserting or removing the battery on Inserting and removing a SIMPage Using GPS select models only Using Bluetooth wireless devices Using a modem Connecting to a wired networkConnecting to a local area network LAN Connecting a modem cable Connecting a country- or region-specific modem cable adapter Page Using the pointing stick Using pointing devicesSetting pointing device preferences Using the TouchPad Using TouchPad gestures Turning the TouchPad off and on Tapping Scrolling Pinching/zooming Rotating select models only Finger click select models only Flicking select models only Edge swipes select models only Right-edge swipeTop-edge swipe Left-edge swipe Identifying the hot keys Using the keyboardUsing Microsoft Windows 8 shortcut keys Shortcut Key Description Hot key combination Description Fn+f3 Using keypads Using the embedded numeric keypad Using an optional external numeric keypad Switching key functions on the embedded numeric keypadTurning the embedded numeric keypad on and off Connecting headphones Using the media activity controlsConnecting speakers Multimedia Connecting a microphone Adjusting the volumeChecking audio functions on the computer Webcam select models only Video DisplayPort select models only Intel Wireless Display select models only Power management Shutting down the computer Intel Rapid Start Technology select models only Setting power optionsUsing power-saving states Initiating and exiting Sleep Setting password protection on wakeup Using the power meter and power settingsEnabling and exiting user-initiated Hibernation Using Battery Check Using battery powerFinding additional battery information Displaying the remaining battery charge Maximizing battery discharge time Managing low battery levelsIdentifying low battery levels Inserting or removing the battery Conserving battery power Disposing of a user-replaceable battery select models only Using external AC powerStoring a user-replaceable battery select models only Replacing a user-replaceable battery select models only Testing an AC adapter Using Media Card Reader cards select models only External cards and devicesInserting a digital card Using ExpressCards select models only Configuring an ExpressCardRemoving a digital card Inserting an ExpressCard Using smart cards select models only Removing an ExpressCard Using a USB device Inserting a smart cardRemoving a smart card Using 1394 devices select models only Connecting a USB deviceRemoving a USB device Using an eSATA device select models only Connecting a 1394 deviceRemoving a 1394 device Connecting an eSATA device Removing an eSATA device Using optional external devices Using optional external drives Using the docking connector select models only Drives Handling drives Removing the service door Using hard drivesRemoving or replacing the service door Intel Smart Response Technology select models onlyPage Replacing the service door Replacing or upgrading the hard drive Removing the hard drive Page Installing a hard drive Replacing a drive in the upgrade bay Replacing a hard drivePage Replacing an optical drive Page Tighten the upgrade bay screw Using Disk Defragmenter Using Disk CleanupImproving hard drive performance Using HP 3D DriveGuard select models only Managing power with a parked hard driveIdentifying HP 3D DriveGuard status Using HP 3D DriveGuard software Using optical drives select models onlyIdentifying the installed optical drive Inserting an optical disc When the disc tray opens normally Removing an optical disc When the disc tray fails to open normally Page Using RAID select models only Sharing optical drives Computer risk Security feature SecurityProtecting the computer Using passwords Setting passwords in Windows Password Function If the Embedded Security State is set to Enabled Setting passwords in Computer SetupManaging a Bios administrator password Available Setting a new Bios administrator password Managing a Computer Setup DriveLock password Entering a Bios administrator passwordSetting a DriveLock password Entering a DriveLock password Changing a DriveLock password Using Computer Setup Automatic DriveLock Entering an Automatic DriveLock passwordRemoving DriveLock protection Using antivirus software Removing Automatic DriveLock protection Using firewall software Installing critical security updatesUsing HP ProtectTools Security Manager select models only Installing an optional security cable Using the fingerprint reader select models only Locating the fingerprint reader Maintenance Adding or replacing memory modulesPage Cleaning your computer Cleaning products Cleaning the sides and cover Cleaning proceduresCleaning the display Cleaning the TouchPad and keyboard Updating programs and drivers Using SoftPaq Download Manager Backup and recovery Backing up your information Performing a system recovery Using the Windows recovery tools Using f11 recovery tools Using Windows 8 operating system media purchased separately Using Windows Refresh for quick and easy recovery Remove everything and reinstall Windows Click Settings Using HP Software Setup Starting Computer Setup Computer Setup Bios and Advanced System DiagnosticsUsing Computer Setup Navigating and selecting in Computer Setup Restoring factory settings in Computer Setup Updating the Bios Determining the Bios versionDownloading a Bios update Using Advanced System Diagnostics Page Support Contacting support Labels Component Specifications Input power Input Power Rating Operating environment Traveling with the computer Page Resolving issues TroubleshootingTroubleshooting resources Computer is unable to start up Computer is on but not responding Computer screen is blankSoftware is functioning abnormally Computer is unusually warm Wireless network connection is not working An external device is not workingOptical disc tray does not open for removal of a CD or DVD Page Computer does not detect the optical drive Disc does not playMovie is not visible on an external display Page Electrostatic discharge Symbols/Numerics Index SIM Passwords USB VGA