HP 311c-1070EF, 311c-1140EI manual Appendix C Specifications, Operating environment, Input power

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574395-002.book Page 35 Sunday, September 20, 2009 11:32 AM

Appendix C: Specifications

Operating environment

The operating environment information in the following table may be helpful if you plan to use or transport the computer in extreme environments.

Factor

Metric

U.S.

 

 

 

Temperature

 

 

 

 

 

Operating

5°C to 35°C

41°F to 95°F

 

 

 

Nonoperating

-20°C to 65°C

-4°F to 149°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

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. 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 Vdc @ 3.5 A - 65W

 

 

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.

✎The computer operating voltage and current can be found on the system regulatory label on the bottom of the computer.

 

 

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Contents Contents Appendix a Routine care Getting to know your computer What’s next?Protecting your computer from viruses Connecting to the InternetLocating the electronic manuals Finding more information Book Page 4 Sunday, September 20, 2009 1132 AM Using HP QuickWeb Select models only Setting up HP QuickWeb for the first time Identifying the QuickWeb control buttons Starting Microsoft WindowsIdentifying the LaunchBar icons Following table shows and describes the notification icons Identifying the notification iconsGreen charged Yellow low Red critical low Using the Settings panelPlaying music Configuring the networkBrowsing photos Making Internet phone calls with Skype select models only Creating instant messages with ChatDisabling and enabling HP QuickWeb Book Page 12 Sunday, September 20, 2009 1132 AM Choosing the type of Internet access Connecting to the InternetUsing the Windows New Connection Wizard Choosing an ISPUsing HP Wireless Assistant software select models only Using HP Connection Manager software select models onlyConnecting to an existing wireless network Purchase high-speed Internet service Setting up a new wireless networkConfigure the computer to connect to the wireless network Purchase and install a wireless routerConnecting to a wired network Book Page 18 Sunday, September 20, 2009 1132 AM Identifying the Windows desktop shortcuts Using softwareInstalling software from the Internet Updating the software installed on the computerInstalling software from a CD or DVD select models only Identifying the software on the computerCreating burning a CD or DVD select models only Book Page 22 Sunday, September 20, 2009 1132 AM Keeping your computer safe Using Windows Security CenterProtecting the computer from viruses Protecting your system filesUsing the computer safely Protecting the computer from power surgesBacking up your information Backup and recoveryCreating a copy of the hard drive Using the Disaster Recovery utility Performing a recoveryDownloading and extracting the Disaster Recovery utility Using the Instant Restore utilityBook Page 28 Sunday, September 20, 2009 1132 AM Cleaning the TouchPad and keyboard Cleaning the displayAppendix a Routine care Traveling and shippingAppendix a Routine care Troubleshooting resources Appendix B Problem meets solutionQuick troubleshooting Computer is unable to start upComputer is on but is not responding Software is functioning abnormallyComputer is unusually warm An external device is not workingPrinter driver installation fails Wireless network connection is not workingClick OK, and then click OK again Input power Appendix C SpecificationsOperating environment Book Page 36 Sunday, September 20, 2009 1132 AM Index Index
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311c-1140EI, 311c-1070EF specifications

The HP 311c-1070EF and HP 311c-1140EI are compact and stylish netbooks designed to cater to the needs of users seeking portability along with performance. These models demonstrate HP's commitment to providing reliable and efficient computing experiences.

Both netbooks are powered by Intel's Atom processor, specifically designed for efficient performance and lower power consumption. This ensures that users can enjoy extended battery life, a key feature for those on the go. With a battery life of up to 8 hours, users can stay productive throughout the day without the hassle of constantly searching for an outlet.

The HP 311c-1070EF and 311c-1140EI come equipped with 11.6-inch HD displays, providing clear and vivid visuals, ideal for both work and entertainment. The resolution of 1366x768 allows for comfortable multitasking and browsing. The integrated Intel Graphics Media Accelerator ensures that video playback is smooth, enhancing the overall user experience.

In terms of memory and storage, both models typically feature 1 GB of RAM, which ensures smooth operations for basic tasks such as browsing, document editing, and email. The models generally come with a 250 GB hard drive, providing ample space for storing files, photos, and software applications.

The design of these netbooks is sleek and lightweight, making them easy to transport. Weighing in at approximately 1.4 kg (3.1 lbs), they fit comfortably into most bags and suitcases, making them ideal for students and professionals alike. The chiclet keyboard offers comfortable typing, and the trackpad is responsive, contributing to a pleasant user experience.

Connectivity options are abundant, with built-in Wi-Fi allowing for easy internet access in various environments. Additionally, both models are equipped with multiple USB ports, an HDMI output for connecting to external displays, and a card reader for added convenience.

The HP 311c-1070EF and 311c-1140EI also come pre-installed with Windows operating systems, offering users familiar interfaces and access to a wide range of applications.

Overall, these netbooks stand out for their balance of performance, portability, and user-friendly features, making them suitable choices for those who need reliable computing on the go. Whether for work, school, or leisure, the HP 311c-1070EF and 311c-1140EI offer practicality without compromising style or functionality.
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