Posts Tagged ‘HP’

HP Pavilion DM3 specs and review part Two

April 1st, 2011

hp-pavilion-dm3

Even with the subjective view can be said that the unit can heat fairly. While the Compaq Presario CQ42 battery objective warmest area in the center of the keyboard feels less hot because there is not metal but with plastic buttons come in contact. Almost 39 degrees Celsius on the left palm rest and a high of 39.7 degrees Celsius in an hour stress test are certainly violent in and of itself. But with a maximum of 45.8 degrees Celsius, it is still thick on the bottom. This is at least one application under heavy load on the thighs is not advisable.

With the 6-cell lithium ion HP g50 battery with 57 Wh are possible depending on the needs and attitudes good grid Laufzeitenn. Although we did not reach the 10-hours advertised that the U.S. offered in the dm3-1040us. To be fair, one must mention, however, that HP for this device specifies only a maximum of 7 hours. At most we identified with the reader’s test of the battery eater tools with maximum power saving mechanisms, deactivated WLAN, minimum screen brightness and HD 3200 graphics chip still almost six and a half hours.

The minimum HP g70 battery capacity, which was recorded by the Battery Eater Classic test tools out there, with nearly one and a half hours to the lower bound when operating under full load with WLAN enabled, maximum brightness and active HD 4330 graphics card. In practical tests, we measured almost three hours of uninterrupted wireless surfing at maximum brightness, power saving profile and HD3200 test. When watching a DVD with the included external drive, high performance profile, also maximum brightness and HD 4330 graphics cards was discharged after more than three-quarter hours of battery.

This test model is coming with the requirements of a small mobile entertainer . The switchable graphics the device is very well adapted to the current demand for graphics performance and battery life. Nevertheless, it can reach up to 6.5 hours with no new peak in terms of HP Pavilion DM4 battery life.

An impediment to the mobile user is likely to prove to the highly reflective screen. The brightness could turn out for a quiet outdoor use later.

Despite the relatively small size, the interface equipment is well matched to the proposed area of ​​operation. With HDMI, WebCam, four USB 2.0 ports, LAN and Bluetooth you can find almost everything you expect from a mobile entertainer. Only the internal optical drive is missing. But even then, HP Compaq 6730s battery has thought along with supplies and an external USB drive.

The dm3 was developed as a mobile entertainer for the consumer market. A professional permanent use is not advisable because of the reflective screen. Should the dm3 closer to consider is to pay particular attention to the precise, very different specification of each model, which ultimately determines the application range of the laptop.

HP Pavilion DM3 specs and review Part one

March 30th, 2011

HP launches the Pavilion dm3 a consumer subnotebook on the market that will score with its multimedia functionality and its switchable graphics. Whether the Pavilion dm3 actually creates, as promised “light-weight design and bring” heavy-weight “performance combined with model-dependent up to 10 hours of HP Pavilion DM4 battery life under one roof .

HP-Pavilion-DM3-Laptop
HP Pavilion DM3 Specs :

Dimensions : 326 x 230 x 32mm (WDH)
Weight : 1.900kg
Processor : AMD Athlon Neo X2 L335
RAM capacity : 4.00GB
Screen size : 13.3in
Resolution : 1366 x 768
Graphics chipset : ATI Radeon HD 3200
Hard disk usable capacity : 298GB
Operating System: Windows 7 Home Premium
Ports: 4x USB 2,0, 5-in-1 Card reader, HDMI
HP pavilion dv6 battery capacity : 5,000mAh

The outer shell has missed the HP Pavilion dm3 an ultra-slim housing of only 326 millimeters wide, 230 millimeters in depth and a maximum height of 31.8 millimeters, which weighs only 2 pounds,. This increases the height of front (24.8 mm) slowly backwards so that one for typing comfortable, lightweight skew results.

HP Pavilion dm3 equipped with all the interfaces that you expect from a reasonable entertainer. In addition to the analog VGA connector on a monitor or projector, which dm3 also has a HDMI port for digital image and sound transmission. Assisted with the built-in 5-in-1 card reader that accepts SD, MMC, MS, MS Pro, XD cards, you can write many popular card formats and hopefully discover that their own digital camera. Particularly noteworthy is the fact that in the small 13.3-inch four USB 2.0 ports. But one must do with an internal optical drive. hp 520 battery has made provisions and provides an external USB drive, which however has only a very short, fixed cable .

Tested Pavilion dm3 Network access allows Wired wirelessly via Realtek RTL8139/810x Fast Ethernet Adapter (that used in HP pavilion zd8000 battery), the other via Atheros AR9285 802.11b / g WiFi adapter via. Bluetooth not on the menu on test model. An integrated broadband modem (UMTS) is currently provided for a model. UMTS could however upgrade via USB modem, and often neglected two USB ports are occupied. With the HP Webcam with Integrated Digital Microphone, video telephony should definitely be no problem.

Our Pavilion dm3 test device is based on an AMD M780 chipset and AMD Athlon X2 Neo L335 Dual-Core processor with 1600 MHz clock speed equipped. These are produced in a 65-nanometer lithography dual-core processor with 256 kilobytes twice Level 2 cache and a power dissipation (Thermal Design Power) of 18 watts. The M780 chipset supports up to 8 GB of RAM. Its technology allows ATI PowerXpress between the integrated graphics chip, an ATI Radeon HD3200 switch and an external graphics card. Our test unit makes use of this facility and also has an ATI Mobility Radeon HD 4330 on board.

Unfortunately, the HP G62 battery processor speed when in battery mode decreases slightly. In Cinebench multi-rendering test, for example by 6%. The cause can be specified in battery mode varying clock speeds, the clock rate, but also in operation with very little load time and again reduced to about 800MHz.

HP pavilion dv8000 battery screen is a AUO102C with LED-backlit by the Taiwanese manufacturer AU Optronics Corporation. The 13.3-inch BrightView widescreen display, ie with a reflective surface, provides a cinema-friendly 1366×768 pixel resolution in 16:9 format.

Maximum brightness is 201 cd / m², as measured in the left upper segment and falls off gradually to the right and down, so that we can hold the minimum brightness of 176.8 cd / m² for the lower right corner. This is still a pretty good coverage of almost 88%. With the relatively high black value of 1.16 cd / m² and in the central segment measured maximum brightness of 197 cd / m², calculated a sufficient contrast ratio of 1:170. Subjectively, the colors are quite good. Similarly, one can see with the naked eye, no irregularities in the preparation of monochrome images.

Common causes of laptop battery failure

November 12th, 2010

All batteries are doomed to fail, stop working, and cease to function, or the end of their useful life. This is the reality of a consumable product. But sometimes the batteries may warp, bubble, and even explode! The batteries can also fail because of incompatible designs or materials misnomer, and batteries can fail due to misuse or abuse to clients.

This cost includes more than 15,000 types of products that pose a fire, electrical, chemical, or mechanical hazard or products can hurt children (crèches, toys, etc..) Batteries by their nature are 1 the 15,000 products the CPSC monitors due to the increased implementation of chemistries
IBM Thinkpad x300 battery pack higher energy in smaller packages. Lithium-ion and polymer chemistry lithium metal are thinner, smaller, lighter and models that contain more energy than batteries. These types of battery are excellent choices for small electronic devices requiring larger capacities and specialized equipment to maintain battery to do anything but play as expected in the device.

It is true that sometimes the battery can warp, bubble, and even explode. It is also true that batteries can fail. According to the U.S. Consumer Product Safety Commission, there were 339 incidents of overheating battery related caterpillars. 339 cases of overheating like a lot, but compared to the same thinkpad x200 tablet battery more than 100 million devices that have been related purchased by consumers since 2003, it represents a very small percentage (, 000003) of all related devices battery on the market.

The reason for overheating battery the point of distortion, bubbles, or explosion is due to one of the following reasons:

1. Poorly selected material of the connector, fuse, charge and discharge FET, cell block, the sense resistor, primary and secondary protection ICs, the IC fuel gauge, thermistor, or the board pc.

2. Non-controlled manufacturing processes, including production facilities mismanaged that lead to cell short circuits, leaks, unreliable connections, sealing quality, low mechanical and contamination.

The battery can also fail due to misuse or abuse to clients. abuse of Sony VGP-BPS9A/B battery can occur in a variety of ways, however, all types of abuse fall battery in the following categories, including altitude simulation, thermal cycling, shock, external short circuits, impact, overcharge, forced discharge.

Finally battery can fail due to abuse of consumption. Embezzlement is different, so that abuse of the abuse of consumer Lenovo 3000 C200 battery is the deliberate disturbance of battery and misuse of battery is a misuse of a consumer involuntary battery. For example, misuse of a common battery tries to use a battery rated and designed for a specific PDA, camera, or iPod model, but battery is a device used for quite different. It may sound funny, but it happened. Why because consumers think that just because the physical footprint, the voltage and capacity are the same as the battery works on multiple devices. It is an error that occurs frequently. To avoid this type of diversion, use only a HP DV6000 battery which is specially designed for the camera model you have and do not share the battery.

How to test HP Notebook battery status

January 26th, 2010

How to test HP Notebook battery status

test

With the smart battery technology in the latest HP products, you can automatically detect your battery status.
Equipped with micro-chip, smart battery to maintain and report on their status, thus providing accurate information of users, whether they use the same laptop or notebook computers in the same cell different from a different laptop battery.

Automatic test your battery status

Use the following steps to download, install and use the HP battery check. This utility supports all HP notebook PCs manufactured in 2006, 2005, most of the system.

  • Download HP Pavilion DV1000 Battery Check (SP41862), and then select Run and follow the onscreen instructions.
  • Into a notebook computer AC power adapter, put it into the wall outlet directly.
  • Click Start, All Programs, and then click Hewlett-Packard, HP Battery Check.

The Pavilion dv6000 Battery test results will be submitted immediately. A detailed description of the results provided.

For more information about using the HP Pavilion dv2000 Battery test, including a list of notebook computers, support, see HP Notebook PCs – HP Battery Check Frequently Asked Questions

Note: If you see a warning message stating “The system is not supported by the HP Battery Check tool during the installation of”, your system may not be the battery status of testing technical support.

Manually test your battery status

In accordance with the following simple way to manually test your HP PB991A HP PB992A battery if not equipped with a smart battery technology.

To measure the battery discharge time of your cycle

  • Connect your AC power adapter, notebook computer PB994A HP PB995A battery is fully charged
  • Restart when you repeatedly press the F8 key, HP or Compaq logo appears in the Windows Safe Mode. Select Safe Mode from the Startup menu using the arrow keys
  • When safe mode, disconnect the AC power adapter laptop
  • With a timer to measure the total length of time a notebook computer is running, turn itself off until the Evo N610C Battery notebook PC
  • Note: The time of Evo N600C Battery discharge measurement should be close to your HP model specifications. If the time between measurement and specification of significant differences, using the steps to maximize battery life pages, to calibrate the battery.