thinkpad backlight

Fault symptom:ThinkPad8 is a standard 4G module. Currently, it cannot be identified and used using Unicom 4G cards ,.Solution:The ThinkPad 8 hardware supports the full NetCom 4G, but the firmware needs to be upgraded.Tip: During refresh, ensure that the power is sufficient, do not remove the SIM card, do not run other programs, do not switch users, restart, sleep, and wait for other operations.The downloaded file is an EXE program and can be successfu

computer has an optical drive, but the BOOT list does not have the optical drive option, it may be because the optical drive is not in the BOOT sequence list, but is excluded from the list. You need to reset the BOOT list, take Thinkpad L440 as an example:1. When you see the ThinkPad Logo at startup, continuously press Enter, as shown in the figure:2. When the Startup interrupt menu appears, press F1 to en

Thinkpad W520 Perfect installation ubuntu14.04ltsUbuntu has been upgraded to 14.04LTS, which is a long-term supported version number. There has been no upgrade since the last installation of 12.04LTS.Then download the Ubuntu14.04 desktop version from the site, and then use Startup Disk Creator to burn to the USB flash drive as the boot disk.My notebook is a dual hard drive. 500G is Win7. The 1TB SSD is Ubuntu12.04.Plug in the USB, and then start.Enter

In order to learn just installed ubuntu14.04, on the ThinkPad e430c with a U disk installation.After the installation is complete, cannot search the wireless hotspot, the Lenovo Official website provides the driver download is prepares for the windows, therefore must oneself to look for the NIC corresponding Linux drive. first with a network cable connected to the Internet, and execute the following command:Command codesudo apt-get install linux-hea

ThinkPad Lenovo notebook A key to restore your system to the initial state, so you do not have to run the computer city, simple and easy to use OH. Pre-installed WIN7 system A key to restore to the factory state of operation (applicable models: ThinkPad SL410, SL510, x200,w500,t400,t500,r400 pre-installed Win7 models) Note: Before you make one-click Restore to factory settings, be sure to back up importan

Sometimes it is inconvenient for us to operate the keyboard on the trackpad, so how do we turn off the touch pad of the ThinkPad in the Win7 operating system? The first of these methods If it's an X-Series or T-series we just press the shortcut key Fn+f8 to turn on or off the trackpad, as shown in the following figure The second method: for the E-series there is no shortcut keys, we will only use the operating system with the function t

ThinkPad automatically closes wireless connection after a few minutes. Solution Description: After the wireless connection is automatically established at the startup, the wireless connection is automatically disabled in a few minutes. You must manually enable FN + F5. Solution: open Access Connections. On the Advanced page-tools-global settings, deselect "allow wireless LAN communication to be disabled without connection. In addition, in the windows

Yesterday I bought Thinkpad x230 and pre-installed the win8 system. I was worried that many tools could not run on win8. So I wanted to install Windows 7. At first, I found that I needed to modify the BIOS, to enable the UEFI compatibility mode, you can install win7. The procedure is as follows: 1. Click F1 to go To the bios page. 2. Go to Security-Secure Boot-Disabled. If you do not change the Secure boot option to Disabled, an error may occur

Previously did not feel what the use of fingerprints on the notebook, and later inadvertently saw the fingerprint can boot. Try to use this function. It was a bit of trouble.1, the official website does not have the WIN10 fingerprint application software.Download the version of Win8, no problem after installation, you can log in to win10 use.2, boot or to press the power button, can not do cold start.Need a computer power off, unplug the battery and power, and then plug it in. This time, we foun

I started with an X61s and restored the x61s OEM XP with one click ..We all know that Thinkpad comes with a lot of software... As a result, the TPM password problem of CCS (client security solution) occurs ..Prompt: "the Trusted Platform Module (TPM) on this system has been previously configured. You must use BIOS Setup Utility to clear TPM"I have never set a password, but I have never succeeded in setting a lot of default passwords. Every time I star

The X230 itself is a 2g memory, 32-bit system, after adding or subtracting memory strips, since the 32-bit system has a maximum memory of 4g, the system needs to be swapped to 64 bits.After the installation disk is engraved, install the system with an external optical drive. The process is not a table, only a few points to note: The option to speak USB3 in the BIOS is switched from ' auto ' to ' disable ', otherwise the system fails, either the driver is not found or the Windows expansion

1, boot, press F1 into the BIOS, select Config--keyboard/mouse,2. In the change to "f1-f12 keys" option, the changes are set to legacy or default.? ? (where legacy mode means you can use the hotkey without holding down the FN key.)? ? The default mode indicates that you need to hold down the FN key when using a hotkey, and then press the corresponding function key. )3, press FN+F10 Save exitHow does the shortcut key for Lenovo ThinkPad E40 close? Whic

Failure phenomenon: Lenovo Security Bulletin: LEN-5595 Potential impact: After running the Security cleanup utility, drive data may be restored. Severity: Medium Scope of Influence: Lenovo Summary description: The SanDisk firmware used to clear the data in these SSD does not conform to the specifications of Lenovo. It has been confirmed that, in some cases, the data in the affected SanDisk drive may be restored, even after running the ThinkPad D

Hinkpad E550 Machine, in the power options, set to 1 minutes to turn off the monitor, as shown in the following illustration: Then normally use a Web page or player to play music for a period of time after the screen is closed, the concert has a noise or a Carrington. The replacement of the motherboard and speaker is not valid, as is the speaker or headset playback effect. Impact Model: ThinkPad E550 machine with JBL Horn, graphi

Fault symptom:ThinkPad S1 Yoga 12 may display a black screen when the system is booted to the system interface after the system is upgraded to Win10 H2.Impact scope:-Applicable model: ThinkPad S1 Yoga 12-Applicable operating system: Windows 10 H2.Solution:In case of this problem, use Windows Update to Update the patch KB3140743.Temporary solution:If you encounter this problem, please touch the screen to display it normally. However, this problem may o

Fault symptom:The Fn and Ctrl functions of ThinkPad notebook can be set in the BIOS to meet different usage habits. In actual situations, after the E440 is set, the switching function cannot be implemented, for example, Fn + c cannot implement the replication function.Solution:This problem is caused by BIOS files,Update BIOS to 2.16.

Tip: back up important data in advance before the operation.1. Prepare the created recovery USB flash drive;2. Insert the USB flash drive into the USB port on the left side of thinkpad 10, press and hold the enable key + volume reduction (press and hold volume reduction during restart) to enter the boot menu;And select the USB flash drive to start3. Select a language;4. Select the keyboard layout;5. Select "Troubleshooting ";6. Select "

I just started ThinkPad l440. It's quite good to use. Hey, hey! The l440 system default (F1-F12) keyboard is the system default function key, mainly controls the volume, brightness, connection projector and so on. Because programming requires debugging, frequent use of F10, F11 and other keys, but by default these keys are system function keys, to press FN + (F1-F12) key can be achieved (F1-F12) function, it is quite troublesome to use. I have read ma

During self-check in the morning, the T40 fan made an unprecedented sound, followed by the prompt "Fan error", automatic restart .... but fortunately, the second self-check passed, and the fan sound was also small, but still not normal. I wonder if this is related to the sudden drop in temperature in Nanjing over the past two days? I immediately wrote a while (1) with notepad to push the machine, and then watched the CPU usage while using mobmeter to monitor the temperature. After three minutes,

* fedora:mirrors.yun-idc.com* rpmfusion-free:mirror.bjtu.edu.cn* rpmfusion-free-updates:mirror.bjtu.edu.cn* rpmfusion-nonfree:mirror.bjtu.edu.cn* rpmfusion-nonfree-updates:mirror.bjtu.edu.cn* updates:ftp.sjtu.edu.cn=============================================================== N/S matched:broadcom ============================ ====================================B43-fwcutter.x86_64:firmware Extraction Tool for Broadcom wireless driverB43-openfwwf.noarch:open firmware for some Broadcom 43xx serie