HP 2760p manual Specifications, Input power, Operating environment

Page 65

9Specifications

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

 

 

 

 

19.5

V dc @ 3.33 A

 

 

 

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.

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)

 

 

 

 

 

Operating

-15 m to 3,048 m

-50 ft to 10,000 ft

 

 

 

Nonoperating

-15 m to 12,192 m

-50 ft to 40,000 ft

 

 

 

Input power 57

Image 65
Contents Getting Started Product notice Safety warning notice Iv Safety warning notice Table of contents Maintenance Contacting customer support Labels Viii Finding information WelcomeResources For information about Finding informationFinding information TouchPad Getting to know your computerTop Top LightsHas reached a low battery level. When the battery Buttons Fn key KeysFront Panel System and Security Power OptionsRight Left HP Webcam DisplayRear Bottom HP QuickWeb Networking Using an Internet service provider ISPSetting up a new Wlan network Connecting to a wireless networkConnecting to an existing Wlan Protecting your Wlan Configuring a wireless routerIdentifying the hotkeys Using the keyboardKeyboard and pointing devices Fn +f3 Using keypadsUsing the embedded numeric keypad Rotating the display Using an optional external numeric keypadPage Setting auto panel rotation preferences Using pointing devicesSetting pointing device preferences Using the pointing stickNavigating Turning the TouchPad off and onSelecting Using TouchPad gesturesIdentifying the pen components Using the digitizer penHolding the pen Storing the pen Using touch screen gesturesTapping or clicking Dragging FlickingRotating ScrollingPinching/Zooming Setting touch screen preferencesInserting or removing the battery MaintenanceRemoving the hard drive Replacing or upgrading the hard driveInstalling a hard drive Page To add or replace the primary memory module Adding or replacing memory modulesPage Page Page Page Page To add or replace the secondary memory module Page Page Page Updating programs and drivers Backing up your information Backup and recoveryWindows Using the Windows recovery tools Performing a system recoveryUsing a Windows 7 operating system DVD purchased separately Using f11 recovery toolsWindows Vista Performing a recovery Using f11 recovery tools Follow the on-screen instructions Backup and recovery Contacting customer support Customer supportComponent LabelsOperating environment SpecificationsInput power Index Symbols/NumericsQuickWeb DVD
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