ThinkPad e431 wireless network card cannot be enabled
Phenomenon reproduction:
ThinkPad e431 new machine, original Win8 system, use win7 disc for win7 system, official download driver, after installation wireless Internet access normal.
Click function software access connections to disable "wireless communication", such as location:
After you click Close, the wireless network card cannot be started.
If y
Failure phenomenon:
Mouse into the USB port, adjacent to the other USB 3.0 device, moving the mouse pointer may delay or interrupt the pause.
Solution:
Impact Models: ThinkPad
Impact System: All
The following devices are required:
ThinkPad X1 Wireless Touch Mouse
ThinkPad USB 3.0 Ultra Dock/pro Dock or other docks
Solution:
This problem is the design of
ThinkPad Everyone must be very familiar with, Lenovo's flagship business series notebook, its stability in the world are ranked among the top, by business people's favorite. Recently, a friend of the small series is its ThinkPad in addition to the problem, do not know how the wireless can not connect, if your laptop also encountered the same problem, may wish to join the small to see what is going on
1. Fi
Windows 8 Modification of Windows 7 requires changes to the BIOS settings, because the WIN8 system preloaded with the ThinkPad notebooks uses a GPT partition, and the Win7 system uses an MBR partition table, resulting in an incompatibility problem. This also led to WIN8 refit Win7 unsuccessful reasons, the solution is also very simple, as long as the BIOS to close the UEFI function can be, the specific methods are as follows.
1, press the Notebook po
"Sina Science and Technology," Beijing time June 29 Evening news, according to foreign media reports, Lenovo this week published a year-long study of the two ThinkPad notebook computer design, the "Delete" and "Escape" keys are adjusted to oversized design.
The two changes seem unremarkable, but David Hill, vice president of Lenovo's corporate logo and design, said: "Every time you start to ' David Hill ' the keyboard, people get nervous." ”
Compute
Every once in a while, the electronic product field will be called "Industrial design Case" products, a sharp lead in the competition, Lenovo's new ThinkPad X1 Carbon gave the first impression is so. It has a full range of upgrades, including the 2K ultra Clear screen, Haswell processor, comfortable keyboard design, in many ways beyond the current ultra-extreme universal standards.
In addition, Lenovo has added a new function in keyboard
I just upgraded my notebook X201 TO THE FINAL VERSION. The middle-key configuration for Thinkpad in Lucid10.04 cannot be used on 10.10Maverick. After analysis, it is because in Ubuntu10.10, the "xorg. conf. d "folder, so the configuration in Lucid10.04 is invalid on 10.10. After studying it, I finally found the specific location and configured it as follows: Create" 20-t "in the following path
I just upgraded my notebook X201 TO THE FINAL VERSION. The
First, the preparatory work:1. Backup and transfer all files of hard drive2, modified Win7 will delete all partitions, to restore the pre-installed WIN10 system to be sold3, 4G space above the U disk, make u disk PE Startup disk4, operating system: Lenovo Lenovo Notebook dedicated Ghost WIN7 64-bit security stable version5, U disk installation win7 System methodSecond, Thinkpad win10 Change Win7 System Steps1, restart the notebook, continuously press
First, f1~f12 restore normal buttonLenovo ThinkPad's f1~f12 key function is the opposite of other notebooks!In other words, if you do not press FN, press the function keys, the implementation is the function of the property settings, such as directly pressing the F1 key is mute, the F2 key is the volume down, F3 is the volume increase and so on. If you press the FN+F1 key, the F1 feature is turned on, which is the system Help feature.However, this setting can be set in the BIOS, that is, you can
If ThinkPad is difficult to install the driver, take a look at the following steps and you will find that ThinkPad is not so troublesome! The following is my practice record. I hope it will help you! Take the following steps:
1. Restart the machine. When the ThinkPad icon appears on the machine screen, Press F1 to enter BIOS-> config-> Serial ATA (SATA), change
The ThinkPad machine comes standard with a Sandisk solid state drive. An error is reported using the built-in detection software (Lenovo Diagnostic or LSC), as shown below:Smart Status: FailedIn some operating systems, the following error occurs:Note: the machine or hard disk has no problems during use.Impact scope:Model: ThinkPad T440, T450, T440s, T450s, X240, X250, L450, L550Affected operating systems: w
The ThinkPad Tablet 10 displays the correct resolution when it is turned on, and prompts you to try to connect to the Bluetooth keyboard interface the first time you open the box or start. As shown in the following illustration:
Impact Models:
ThinkPad Tablet (Model Type 20c1)
Impact System:
Lenovo pre-installed Microsoft Windows 8.1 system
Solution:
Please ignore this i
Switch win8 under thinkpad to win7Preface:Recently, I bought a thinkpad notebook from the Internet and preinstalled the win8 system. The user experience of the win8 system is good, but it is not enough for our programmers. For example, I still cannot use a virtual machine, cannot be correctly configured. I think win8 compatibility may not be enough, so I want to change it to win7, so I will try again.I used
A while ago, my friend asked me to help downgrade his new ThinkPad e440 Windows 8 to Windows 7 because he was not used to using Windows 7 systems. At the beginning of the rejoined feel this is a simple thing, didn't think behind the successive wall. Finally a variety of information, finally solved, and now the experience and steps to write down to facilitate the exchange of students behind.
BIOS setup: Eufi set to legcal onlySecure boot is se
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• When the projector is turned off, the video signal from the tablet computer will be displayed on the external monitor via the HDMI interface.
Precautions:
To use a projector on the ThinkPad X1 Tablet presenter Module:
The computer must have the ThinkPad X1 Tablet presenter Module eject utility installed. Your computer may be pre-installed with this program.
Enable the USB 3.0 module in ThinkPad machine Setup, and then report an error during Windows 7 system installation or recovery using RDVD media.Affected model: ThinkPad 11e, enable USB 3.0 in bios-SetupAffected systems: Microsoft Windows 7Cause analysis:This is a limitation of Microsoft Windows 7, and the USB 3.0 driver is not packaged in Win7. Therefore, when you use a USB drive to install or recover the W
This model isThinkPad r60 simple configuration version (specific configuration see http://www.cnblogs.com/Sonne/archive/2007/08/24/868190.html) just catch up with ThinkPad engaged in activities, I added a kingston512m memory (let the store added, 200, although expensive point, however, it can ensure compatibility and convenient warranty, because the original configuration is MB of memory, they will not recognize it if they have moved themselves ),Pay
Yesterday, the company with the ThinkPad E450 brought back, today when the use of all normal no problem.Because to watch the video side to do something else, I will add a monitor, say to my this monitor, you absolutely can not imagine whatDisplay. My monitor is a Lenovo display, Lenovo's monitor what is special, really. Don't worry, listen to me: you've seenLegend the display of the brand? Legend and Lenovo have a hair relationship, not only the relat
the process, although it can continue to be reused by this PHP process, but it cannot be used by other processes in the system. And 5.2.0 really frees up memory.
You may also notice that, at the very beginning, 5.2.0 's memory usage is a few kilobytes more than 5.1.6, which is normal because 5.2.0 adds something new.
In addition, php5.2.0 's memory allocation has also been greatly improved, the official argument is that the detection of memory_limit by each call Emalloc () is changed to directl
In TP, we can use the following two ways to create a data table mapping object (I used temporarily)
First type: $Test = D (' Test ')
Second type: $Test = new Model (' Test ')
Although both of these can be select,insert,delete,udpate operations on data, there is a big difference in data validation,
Let's take a look at the effect and first create a Testmodel
Copy the Code code as follows:
Class Testmodel extends model{protected $_validate = array{Array (' title ', ' Require ', ' Please enter t
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