UPDATE: This Instructable was on Engadget! http://www.engadget.com/2007/12/24/how-to-guide-details-fix-for-stuck-pixels/
I am going to show you how to fix a stuck pixel on your LCD monitor. Stuck pixels are really annoying and just plain look bad. Over the past few years I have had to fix SO many stuck pixels. It's not that hard to do and usually only takes a couple of minutes. Enjoy!
This will only work on LCD monitors, but this includes computer LCD monitors, laptop screens, cameras (the screen might have a hard protective shield over it that you will have to take off), and hand-held systems (will most likely have a hard protective shield). Does anybody know if this will work with an OLED screen? I think that it will, but I'm not positive.
Note: This will only fix stuck pixels. Not dead pixels or hot pixels. A dead pixel is when the pixel is always off. It is easiest to spot a dead pixel against a white background. The pixel will appear to be non existent. It will look darker than the stuck pixel in the image below. A hot pixel is when the pixel is always on. It is easiest to see against a dark background. The pixel will be bright white. A stuck pixel will usually the red, green, blue or yellow, but can also be a light black color (pictured below). A stuck pixel is caused by a manufacturing defect in which it leaves one or more sub-pixels permanently turned on or off.
By the way, the picture that I took is a bad example of a stuck pixel. Because it is black, one might think that it is actually a dead pixel but it is not. It just so happened that all of the sub-pixels in that pixel were permanently turned off. The next time I see a dead pixel on a computer that isn't black, I will update the picture because the current one is a bad example.
PS: This is my first Instructable so please be nice. :)
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1st method, flashing different colors rapidly:
JSScreenfix.com has a great tool. This is their free java applet or you can download it below.
2nd method, applying pressure to pixel:
Damp paper towel
Small stylus or dull pencil. (I used an odd looking stylus from a board game)
3rd method, tapping the pixel:
Pen with cover on or another small, blunt object. (I used the back of the same stylus)









































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@color 90
@color C0
@color A0
@color F0
@color 00
@goto A
much better colors, light blue, light red, light green, white, black, and repeat. This will use quite a bit of cpu because it is an endless loop executing as fast as the cpu can command it.
GO APPLE
After a few weeks it got slow, then snowballed over a few months until it completley crashed giving me "disk read errors".
BTW Ubuntu works fine and dosent give me errors, but I cant use it 'cos my wifi adapter isn't compatible. :(
Here is a photo with my blue stuck pixel. Hope is useful...
Blue stuck pixel photo
:A
@set /a tx=%RANDOM% %% 16
@if %tx% LSS 10 (@set x=%tx%) ELSE if %tx% EQU 10 (@set x=A) ELSE if %tx% EQU 11 (@set x=B) ELSE if %tx% EQU 12 (@set x=C) ELSE if %tx% EQU 13 (@set x=D) ELSE if %tx% EQU 14 (@set x=E) ELSE if %tx% EQU 15 (@set x=F )
@set /a ty=%RANDOM% %% 16
@if %ty% LSS 10 (@set y=%ty%) ELSE if %ty% EQU 10 (@set y=A) ELSE if %ty% EQU 11 (@set y=B) ELSE if %ty% EQU 12 (@set y=C) ELSE if %ty% EQU 13 (@set y=D) ELSE if %ty% EQU 14 (@set y=E) ELSE if %ty% EQU 15 (@set y=F )
@color %x%%y%
@goto A
I did modify a script to give a similar effect, though (comments from original):
#!/usr/bin/perl
# $XTermId: 256colors.pl,v 1.3 2006/09/29 21:49:03 tom Exp $
# $XFree86: xc/programs/xterm/vttests/256colors.pl,v 1.1 1999/07/11 08:49:54 dawes Exp $
#
# This uses 33 print-lines on an 80-column display. Printing the numbers in
# hexadecimal would make it compact enough for 24x80, but less readable.
$|=1;
while (1) {
for ($bg = 0; $bg < 256; $bg++) {
# print "\x1b[9;1H\x1b[2J";
for ($fg = 0; $fg < 256; $fg++) {
print "\x1b[48;5;${bg}m\x1b[38;5;${fg}m";
printf "%03.3d/%03.3d ", $fg, $bg;
}
}
}
It is a combination of two digits put together like XX representing background and text, respectively.
0 = Black 8 = Grey
1 = Blue 9 = Light Blue
2 = Green A = Light Green
3 = D. Turquoise B = Turquoise
4 = Red C = Light Red
5 = Purple D = Light Purple
6 = Yellow E = Light Yellow
7 = White F = Bright White
My problem is the following, since quite some time I have two horizontal lines crossing my monitor, they are there even when the "Check Signal Cable" screen is being displayed (so it's not the VGA connection). I got a bit tired of them now, does anyone know what it could be, are they stuck pixels, dead pixels, what? And can it be fixed? In some parts, the pixels seem to be white, in others, black, and one area also some different colors. I decided to give a try to the jscreen fix thing, but when I open it, there are NO flashing colors in the popup window. My monitor model is Samsung SyncMaster 710N (LCD 17"), if that helps.
Thanks in advance.
please help! i don't want to take it apart, and i don't have the receipt anymore!
now i am going to have to pay $40 for a new mp4 player!
I use Ubuntu 9.10 on my laptop, and will never use anything but Ubuntu again.
Easy to use, free, fast, beautiful, perfect.
If you haven't freed yourself from the evil clutches of Microsoft/Apple, do so ASAP.
1: it doesn't boot, the usb is getting power, but it isn't booting the os
2: the usb device isn't recognized in the bios. there is a section where it shows whether a usb bootable device is installed, and it's name. but it just says "not installed" i want to boot solely off of a usb thumb drive, (for my project, it's too small for a hdd, and laptop hdd's and adapters are really expensive) but i cant get it to work. help?
The colors of the pixels seem to change too with the background. When the background is red, the dark blue half disappears and the screen looks perfect; and when the screen is green, the pixel is black and shows up very clearly. The red can get darker and the blue seems to be able to change colors depending on the background.
I've tried tapping and massaging, but they don't seem to work. I have tried the flickering colors method, but only for a short period of time.
Einsteins Circuitry, or anybody else that can help, do you think this is a stuck pixel or something different?
The problem is with my LCD TV.
Thanks, though.
PS: Sorry about the late reply, I didn't see your comment until earlier today.
cheers
WL
I'm not sure that speed is actually an argument, I'd need to upgrade my reflexes to get my work done faster.
Photoshop particularly ran a hell of a lot slower than it should. Compared to a true OSX program like Pixelmator, the performance difference was scary.
This is because all of the Adobe stuff was written for an OS that was discontinued a decade ago, and written in C++. Adobe's stuff was even written using Metrowerks, which was also discontinued.
I remember the days when you couldn't get Photoshop on the PC, apple made Adobe what they are today.
_____
I am pleased to report that on the OSX platform, now the adobe apps have been rewritten using something fresh, they actually use the GPU as they should (which they didn't used to), and it's all much less ancient (no more spinning 1-bit 16 pixel watch icon cursor).
I can also report that Flash still sucks for OSX.
_____
OSX is not Mac. It's NeXT. And that stuff leaves your shoddy windows BS in the dust with a true NIX runtime, (not Linux counterfeit), Protected Memory, and a platform-independent system which will allow apple to rapidly migrate to any future hardware architecture they fancy.
This is not apple of the stripey logo, this is something else.
I'm not 100% sure I like it that way, especially the admin jail potential, but y'know, Mac is a serious platform these days, and if you have any critical faculties whatsoever, then you've got to like OSX.
I've run all the MS operating systems in my studio since 1990. I've also run most of the major Linuxes.
Windows is a pit of vipers and shoddiness of heart.
Linux is screamingly fast, but a bit ugly, and certainly not free from buggy behaviour. I reckon that you have to be well into stripping that stuff down, it's not suitable for a casual user yet. But when it gets there, it'll be what I'm using.
Ahem
Bill Gates. Steve Jobs. Binary. Computer Babble. Cthulu. Steampunk. 10010101011, Dancing Russian Bears.
Stuff That up your pipe and smoke it, my good man!
If your ever bored and are wanting something to do drop by the forums @ www.tech-forums.net/pc/ and create yourself and account we always welcome more techies to the bunch =D my screen name on the forums is DawnOfDoom. and thanks again =D
http://www.tomshardware.com/2008/02/21/video_intel_talks_about_skulltrail/
Cheers,
WL
ref: http://en.wikipedia.org/wiki/Degauss
http://www.engadget.com/2007/12/24/how-to-guide-details-fix-for-stuck-pixels/
...and probably since on engadget on hundreds of other "YET ANOTHER" tech news websites......