I haven't written a computer repair experience for a long time, think about it, big things, small things are quick to make me not like people, hehe! Well, today in the shop finally idle down to write a monitor repair feeling, just repaired a benqfp71e LCD screen boot black, the failure of BenQ machine has high pressure
Starting from my job search... er, is it too far away? In short, it is the highlight of the LCD display that the company has provided me after work, that is, the kind of LCD display that Asus claims will never appear in their notebook. The highlight is: in the pure black or white background, the point is always green. Because it is a company computer, no one has
Linux-2.6.26.5 transplantation LCD Driver LCD touch screen driver tslib-1.4
Before using tslib, your kernel must have an LCD driver and a touch screen driver,
This is an LCD Driver transplant:
(1) Add header files in arch/ARM/mac
What is a white apple
White Apple is when we restart the iphone you will find that the Apple phone has been stuck on the white Apple, this has been no response, so we call it the white Apple.
White Apple Repair method
1, pres
Because of the particularity of the notebook LCD screen, LCD panel in the factory or in the use of the process is very easy to have a bad situation, once encountered them, if the manufacturers have a better policy to protect the point, can be replaced by distributors or return to plant repair, but if within the scope o
of splashing on the LCD and leaving some difficult to clean stains.
Tips: For the sake of computer cleaning and your health or eat things to work again, after all, while eating food on your body is also a certain danger.
V. Pay attention to prevent the LCD from being scratched
A lot of computer users have the habit of using their fingers to point on a computer scree
Based on our experience, we will analyze the troubleshooting ideas of the white screen on the boot screen.1. First split the shell of the LCD screen, and then check whether the screen line interface is loose or not connected. Chec
folder software is generally not likely to cause white apple
Solving method
1, press the Power off the machine2, press the power supply, at the same time long press volume + key4, always press the volume + key until a lock screen interface, this time into a safe mode5, into the safe mode, before the installation of Plug-ins, themes are invalid, unlock into the desktop6, open Cydia, remove the most recent
point of the motherboard voltage, to pay attention to the voltage (4.8V), reset voltage (high or low level, according to different models), MCU voltage. If a power supply short circuit, to carefully find short circuit position, there will be PCB board copper foil may be short circuit
(2) Find out whether the contact between the MCU and the motherboard is good
(3) Check whether the motherboard chip and MCU work, can be used to measure whether the crystal oscillator vibration
(4) Replace the M
TN,HTN,STN Type LCD screen difference!appearance Differences1.1 TN LCD (Twist nematic Liquid crystal Display) Twisted nematic liquid crystals are generally light gray-bottomed,A glyph or graphic that is displayed as black.The 1.2 HTN LCD (high Twist nematic Liquid Crystal Display) is typically a yellowish green bottom
A few days ago, the customer brought a notebook computer, said that the screen appeared bright spots. He started to think it was the video card, but after reinstalling the video driver, the spot still existed. In fact, the LCD screen appears white spots mostly because of the physical damage to the
In the CRT era, screen flicker is a common fault, usually caused by insufficient refresh frequency of the display card. Many users do not know what the refresh rate is, plus the system default is 60 Hertz, many users often use a lot of years low refresh rate to understand the CRT screen can not flicker.
To the liquid crystal display era, environmental protection without radiation, and no flicker and othe
value is of course the higher the better.
Detect the bad point switch to "system detection → system performance test", in the right pane, you can test the CPU, memory, video card, hard disk, LCD bad point, click the "Check Now" button after "LCD bad check", and then the screen will be full screen in turn to display b
Computer boot After you have encountered screen phenomenon, boot screen is what caused it, this article for you to introduce some causes of the fault and troubleshooting methods, the following to see the specific content.
The cause of the failure of the Power-on monitor screen
LCD
Recently, small series found a phenomenon, many friends in the reinstallation of the system or installation system, will tend to use a U disk system, whether this is a trend or a habit, we have to say, U disk installed system has become a popular way to the public. However, although this form is good, but also inevitably encounter some problems, such as a friend mentioned, in the installation of the system when encountered white
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