显示标签为“Sony VGP-BPS13A/S Battery”的博文。显示所有博文
显示标签为“Sony VGP-BPS13A/S Battery”的博文。显示所有博文

2011年5月19日星期四

Dell vostro 1400 battery

Motorola's ( VGP-BPS13A/S Battery ) Xoom places the headphone socket together with the SIM slot and the MicroSD card slot (behind a cover) slightly atypical on the tablet's broadside. Moreover, ( Battery Acer Aspire One ) the MicroSD slot is not yet functional and is supposed to be activated with an upcoming software update (but it apparently still isn't yet working with Android 3.1). ( Battery Acer Aspire 4710 ) The docking connector is also located on the broadside, across from the other ports.



As known, ( Latitude D620 Battery ) the iPad 2 has the poorest configuration in this point. Although it's possible to retrofit an SD cardreader and an USB port via the docking connector, their functionality is very limited and is only suitable for importing pictures from digi cams.( vostro 1400 battery ) An HDMI port can also be retrofitted via an adapter (costs extra). The iPad doesn't bid a possibility for expanding the internal memory.



All tablets have a configuration with wireless LAN and Bluetooth in common.( Dell Vostro 1310 battery ) 3G is definitely available in the iPad and in the Xoom until now. We can see an according preparation in the Acer Iconia device. ( Sony VGP-BPS13A/S battery ) The Asus T101 doesn't have an explicit configuration, at least not in our test sample.



Connecting with our base station, ( Dell Laptop Battery ) a Thinkpad T61 (Win7 64bit) proves to be a bit difficult. For example, the Xoom isn't immediately detected (solved in the meantime with Android 3.1) and our MacBook Pro 13 has the same problem. Recharging the device via USB wasn't possible,( Dell Vostro 1320 Battery ) either. We didn't have any more luck with the Asus Eee Tab TF101. The tablet isn't detected as a mass memory unit. A successful recharge via USB was also not possible. Acer has done its homework since its Iconia A500 is detected as a mass memory unit and data sharing is easily accomplished. ( Inspiron 1720 Battery ) Apple's iPad is also detected even without iTunes and can, for example, transfer pictures taken with the cam. However, you need iTunes for all functions beyond that. This also has to be rated as a minus point.



After our comprehensive iPad 2 review, it is known how good, ( Dell 1520 battery ) or better said, how bad the built-in camera of the Apple tablet is. The low resolution and the always present red cast prevent taking good memorable pictures and make it at most suitable for a short round show of the surroundings during video calls. ( Battery Dell Inspiron 1420 ) The problem can also be seen well in the following comparison test pictures.



Motorola's Xoom comes closest to the original according to our test series ( Battery Dell Inspiron 1525 ) (comparison is made on a calibrated reference screen). Acer and Asus show slight deviations in color and don't really convey the mood at the time of the picture properly. In terms of resolution and details, (Battery Sony VGP-BPS13/B ) the Android cameras are very identical. We would describe the given quality as sufficient for occasional snapshots – in contrast to Apple's iPad 2.



It still looks like Apple had invented the touch technology a long, long time ago.( Dell vostro 1510 battery ) The iPad 2 responds, alike its predecessor – perfectly. An obligatory repetition of swiping or tapping will likely remain in the one digit per mil range when used over a longer time.



The reviewed Android 3.0 devices have the technological requirements to copy the iPad. ( Sony VGP-BPS13B/B battery ) However, it unfortunately doesn't always work in practical use. While various live backgrounds confirm the expected precise responsiveness, ( battery Vostro 1520 ) it repeatedly comes to slight response delays while navigating between the home screen, in various menus and lists. It partly seems to be intentional, for avoiding possible inputting errors. In our opinion, it dims the overall subjective impression in terms of efficiency and even encourages typos due to repeated inputting efforts, though. Basically, the tested Android devices don't really differ.



The on-screen buttons for back, ( Dell inspiron 6400 Battery ) home and app menu couldn't really convince us. They however have the advantage that they rotate with the picture and are always placed in the lower left corner. While Apple displays all background opened apps via double click on the home button, and allows them to be closed there, the display capacity in Android is limited to 5, respectively 8 entries (landscape/portrait). ( HP Compaq 8510w battery ) Scrolling among the apps isn't possible (the suggestive arrow closes the view instead). What's more, a specially conceived app has to be opened first in order to close every single app.



Acer tries to compensate the Iconia's lack of key feedback with a vibration mechanism because there are only virtual keys. ( battery VGP-BPS9/B ) We noticed this rather adversely due to a bright, shattery noise in the on/off area. ( Acer Aspire 4520 battery ) You can quite happily live without that.

2011年4月25日星期一

Review Lenovo Thinkpad T420 Notebook

An invariable constant. ( battery Acer Aspire 4520 ) The tried and tested Thinkpad design has practically remained untouched on the outside. But from now on, the new Sandy Bridge hardware does its job inside the T420. Moreover, the compact office laptop boasts with an excellent communication configuration for the professional field.

Lenovo has doubtlessly made a name for itself in the business field with the Thinkpad notebooks. ( Acer 4710 Battery ) The T-series wants to "offer the best security, manageability, services and support" according to Lenovo's homepage, (Acer Aspire One Battery ) and thus sets itself apart from the top of the significantly stronger W-series. In return, the X-series scores with a greater mobility.



Our test device is the 14 incher from the T-series, called T420. ( Sony VGP-BPS13A/S Battery ) Adjacently, the 15 inch model, T520, is also offered and in review at the same time. Essentially, the Tx20 laptops only differ from the previous models,(battery Sony VGP-BPS9/B ) called T410 and T510, by a hardware refresh to the new Sandy Bridge processors.



The test device's full name is T420 4236-NGG.(HP 8510w battery ) Inside an Intel Core i7 2620M CPU does its job. The incorporated graphics chip, Intel HD Graphics 3000, is exclusively available for video output in our test model. This configuration is supported by a four gigabyte DDR3 main memory and a fast 500 GB hard disk with a revolution speed of 7200 rpm. Aside from various Core i processors, ( Battery Dell Inspiron 6400 ) the T420 is also available with a dedicated NVIDIA NVS 4200M graphics card and Optimus technology – at least in the USA. Consequently, the rating of performance contingent parts is dependent on the real configuration and can't necessarily be applied to other models.



The Thinkpad T420 can practically be seen as an immediate opponent of the basically similarly configurable Latitude E6420 from Dell.( Dell Vostro 1520 battery ) While Dell has opted for a completely new design, ( VGP-BPS13B/B battery ) Lenovo contrarily sticks to the tested and tried Thinkpad design for the Thinkpad T420. We will show to what extent both vying notebooks differ in detail.



Case

14 or 15 inch, the looks have been maintainedAt first glance, ( Battery Dell Vostro 1510 ) The T420 doesn't seem to differ from the T410 much. But this is deceptive. For one thing, the display's diagonal has slightly shrunk from 14.1 inches to 14 inches. The same applies for the laptop's height and width, (Battery Sony VGP-BPS13/B ) whereas the depth has interestingly gained a bit. The measurements for comparison: 30.5x340.5x233mm for the T420 and 32x336x239 for the T410.



Albeit, as we will see in a moment, quite a few changes have been made on connectivity, Lenovo sticks to the proven, light clamshell design. No modifications can be found in color or material choice, either. ( Dell Inspiron 1525 Battery ) The almost completely black case has been made from plastic. The haptics correspond to the choice of materials. However, the matt and slightly roughened surfaces don't feel unpleasant.



The case's stability is basically satisfying. But it still shows the same weaknesses known from the T400. So, ( Dell Inspiron 1420 battery ) in the Ultra Bay slot's area and on the plastic cover above the keyboard. The case can yield somewhat and creak under selective pressure.

The display components stand up well to our warp and pressure tests.(Battery Inspiron 1520 ) It hardly bends when the case is lifted up at its edges. The hinges are first give in before image distortions turn up under selective pressure. In return, the display bezel yields evidently when pressure is applied and allows image deviations to become visible.



We like the metallic hinges that hardly teeter after adjusting the opening angle.(Dell Inspiron 1720 Battery ) Surprisingly, they don't cope well in shaky work conditions (train journey). Since they are smooth and the base unit is sufficiently heavy, both single-handed opening and closing are possible. The maximum opening angle of even a bit more than 100 degrees doesn't cause any restrictions in any case.



In addition to the clamshell design,( Battery Dell Vostro 1320 ) the ramshorn hook contributes to safety during transportation. It keeps the device securely closed and can be opened easily with the slider on the front edge.

Let's start with a tour around the device itself.( sony VGP-BPS13A/S battery ) We notice that the positioning favors right handed users a bit. Depending on the utilization of single ports, a few cables can gather on the left, which may considerably obstruct the work area on the laptop's left. Two of the five USB 2.0 ports, the display port, the VGA and the RJ45 are found on the left's center edge.



In opposition, ( Dell Vostro 1310 battery ) Lenovo has taken care to place potentially permanently occupied ports, such as the other two USB 2.0 ports and the eSATA/USB combo port, in the right's rear area in the interface arrangement. In addition, the right accommodates, from front to back, (dell vostro 1400 battery ) a 3.5mm combo audio socket, the optical drive in an Ultra Bay slot, a 4in1 cardreader that supports SD, MM, SDHC, SDXC, and an ExpressCard34 port.



The rear is completed by a powered USB 2.0 port and a RJ11 modem socket. ( Latitude D620 Battery ) The power adapter is also connected on the case's rear.



To our regret, Lenovo forgets, like Dell in its E6420,( Dell Laptop Battery ) to install a USB 3.0 port in the course of the refresh. Although the eSATA interface also bids a higher data transfer rate than USB 2.0, increasingly more external mass memories are being offered with USB 3.0 ports and eSATA is disappearing little by little from the market. In comparison to the competition, we also notice that Dell relies on the utilization of a HDMI port in the E6420 and thus accepts the according restrictions. In opposition, Lenovo remains resolute in installing a display port directly on the device.