HP tc4400 manual Rated input power

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Specifications

Rated input power

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

The computer operates on DC power, which can be supplied by battery or an an AC-to-DC adapter. 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 is capable of accepting DC power within the following specifications:

Input power	Rating
Operating voltage	18.5 V dc @ 3.5 A - 65 W
Operating current	3.5 A

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

D–2	Getting Started

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Contents Getting Started Page Contents Troubleshooting Index Identify required hardware First-time setupComponents Set up the computer Insert the battery pack Connect the computer to external power Turn on the computer First-time setup Set up the software Create recovery discs recommended Identify and install hardware Install additional hardware and softwareNext steps Computer includes software that may be Locate or install softwareProtect the computer from viruses Protect the computerProtect your system files Protect your privacy Protect the computer from power surgesUse the computer safely Connect to a computer network Locate the user guides Update your softwareTurn off the computer correctly Troubleshooting resources TroubleshootingComputer is unable to start up Quick troubleshootingComputer screen is blank Computer is turned on but not responding Software is functioning abnormallyComputer is unusually warm An external device is not working Home wireless network connection is not workingCustomer Care Help and Support CenterContact Customer Care by e-mail or telephone Prepare to contact Customer CareGetting Started Top components Keys Component Pointing devicesFingerprint reader Wireless antennae Front components Rear components Left-side components Right-side components Bottom components Choose an ISP Connect to the Internet from your homeUse the New Connection Wizard Choose the type of Internet connection Safeguard your data Backup and recoveryBack up specific files or folders Back up the systemBack up the entire system Click Next to back up your entire hard drive Back up modifications made to the system Click Expert Mode Click Schedule Backups Schedule backupsRecover the system Create recovery discs recommended Click Factory image recovery discs, and then click Next Performing a recovery from the recovery discs Perform a recoveryBackup and recovery Operating environment SpecificationsRated input power Index Index Index-3 Safety and Comfort Guide 2-5 security cable slot A-8 Index-5