Questions tagged [lcd]

Liquid crystal display; the type of display panel used in almost all computer monitors today.

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Is it still safe to use a laptop with a cracked LCD screen? [duplicate]

My daughter accidentally stepped on her laptop and cracked the screen. The superficial bit I'm not sure. Is it still safe to use? Will anything leak? This is the best picture I could get.
Nichol Albers's user avatar
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Is it possible to upgrade Lenovo L412 stock display to one with an higher native resolution?

I am trying to find a way to upgrade my old but still good Lenovo L412 with its 1366x768 display. After researching a while I found some compatible 14 inch panels with 40 pins lvds interface on ...
Matteo's user avatar
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Laptop LCD bottom edge horizontal 1 pixel's strip flickers by showing the exact colors showing top edge horizontal pixels

After a few seconds of windows startup, my laptop's lcd's bottom edge horizontal pixel strip of height around 1 or 2 pixels start flickering by flashing the exact colors on top horizonal edge of lcd ...
Hamza Rahman's user avatar
9 votes
1 answer
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What is it called when a monitor adds black areas to the displayed content because the resolution doesn't match?

I have an old LCD monitor by Dell. Its model number is 2407WFPHC and its resolution is 1920 x 1200. I attach it to my modern Surface Laptop 5 whose resolution is 2256 x 1504. In the System Settings -&...
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Is it possible to tweak brightness of a certain spot of the screen?

On my LCD screen, I have bright spots from high pressure (like in this question). The only reply suggests some dubious mechanical solutions to the problem. However, theoretically, I think it should be ...
Gregory108's user avatar
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Dell Laptop Inspiron Cables - Check the following cable, jumper, connection, polyfuse, or sensor; LCD Cable Error Code 2000-0415 Validation Code 75189

Here is my laptop's System technical details: OS Name Microsoft Windows 11 Home Version 10.0.22621 Build 22621 Other OS Description Not Available OS Manufacturer Microsoft Corporation System Name ...
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Laptop screen is black when on battery

On my Lenovo Ideapad LCD screen is black while on battery, OK when powered by AC adapter. Only LCD is off with battery, also while booting, in BIOS, in Windows. If I connect adapter screen ...
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Dell laptop not turning on and charging suddenly in middle of my usage

I'm using dell inspiron laptop without bezel and lcd screen stands in support of lcd back cover only. I typically use my laptop sideways on bed so I could lay down and watch. This time while I'm using ...
itsdevthen's user avatar
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1 answer
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Connect external LCD monitor with only 2 Display Ports to Laptop with only HDMI output

I have an LCD monitor with 2 DP inputs only and a laptop having 1 HDMI output. I know it can't directly connect via single cable or HDMI-to-DP converter but via an active adapter. I also have type-C ...
TalESid's user avatar
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Is this kind of LCD streaking on my monitor already irrepairable?

With the streaks of my monitor, it's been hard to read with it. It rendered useless for my research. However, I'm thinking if I should still get it checked and repaired or if it would be better to ...
Christine's user avatar
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Where is resizing done when non native resolution is used on LCD screens - in the drivers or by the monitor itself?

Where is done image resizing/upscaling when a non native resolution is used on a LCD/IPS/OLED, any fixed resolution screen? Is it done by the OS, by its drivers, or by the monitor itself? Let's say my ...
Espinosa's user avatar
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Dell Latitude 5420 and 5430 blank screen in Windows

Both a Dell Latitude 5420 (Windows 10 Enterprise, Core i5-1145G7) and 5430 (Windows 11 Pro) shows a very strange symptom. After switching on, the BIOS screen shows up normally on the built-in LCD ...
Jozsef Frigo's user avatar
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What can cause a MacBook LCD screen to become almost completely white (not white screen of death)?

On my MacBook Pro Retina 15'' (Mid 2015 - A1398), a "service" store replaced the battery and since then, the screen stopped working normally. It starts almost totally white (however ...
evilmandarine's user avatar
2 votes
1 answer
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Apple LED Cinema Display low resolution on Windows PC

I have an old Apple Cinema Display 27" that has a mini-DisplayPort cable. To use it with my laptop I've bought a USB-C to mini DisplayPort connector. On linux I'm getting the full resolution (...
mFat's user avatar
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Laptop screen not working after repair

I own an Asus Vivobook and I had to change the monitor frame -not the LCD screen itself-. All the operations are done, but when I shwitch on my laptop the screen turns on, I can see the "ASUS&...
Andrea_C's user avatar
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Pixels seem dead but are actually on

I noticed on my lcd monitor some pixel that look black, they look like some sort of dead pixels but when i tried to take a macro with my iphone it seems like they are actually on and every subpixel ...
Fabrizio Beccaceci's user avatar
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Laptop hardware causing Linux screen brightness to misbehave

I have Linux Lite installed (after using Lubuntu for a couple of years) on my 10 yr old Laptop (Sony Vaio). The problem started from Lubuntu and I removed it in vain, since the problem has not ...
Spandan's user avatar
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3 answers
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Vertical lines on my laptop

When connect to external monitor, it displays normally, but when I start laptop, from the beginning it displays these lines always.
Panaromik Dünya's user avatar
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How to get rid of this yellow spot on my acer monitor?

I didn't use anything on my display I just noticed this spot today. Can someone help me and tell me how to remove it?
Usman Mehmood's user avatar
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1 answer
955 views

LCD monitor works for a few seconds, then goes black

When I turn the LCD monitor power on, the normal blue Philips monitor startup screen will display for 3 seconds, followed by the normal desktop for 2 seconds, then it'll go black. Over these 5 seconds,...
Jase's user avatar
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2 votes
1 answer
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How to simple view second screen on first screen on WIndows 10?

I have two LCD monitors plugged in one PC with Windows 10. First monitor is main and it's placed next to PC with keyboard and mouse. Second monitor is in another room. And while I'm on first monitor ...
Mike_BossO's user avatar
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Diagnosing Laptop Screen Issue

A family member's laptop with touch screen suddenly started displaying poorly, as in the attached photo. (The image should not be displaying duplicated, as it appears.) Upon close inspection, no ...
Programmer Bruce's user avatar
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What do I need to do to make a different replacement LCD work on my Latitude e6430?

I have a working Dell Latitude e6430 with a smashed screen, and I also have three incomplete e6420s which all have their screens. If at all possible, I want to use one of my spare screens to replace ...
hat's user avatar
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LCD pixel streaks or LCD screen damage?

Do these images indicate stuck pixels or is it damage to the LCD screen itself? It was squeezed during movement. There are areas of "dead" pixels but when I touch them it appears the ...
Pribnuts's user avatar
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3 answers
894 views

My laptop screen has patches all over it

The screen of my laptop has this cloud like shapes covering all over it horizontally. As you can see in the attached photo it's not on the panel but inside the screen. I don't know how it happened. It ...
Andrew Harlan's user avatar
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Completely white areas show reddish lines on the laptop screen

Video showing the issue : https://youtu.be/8Sd-mw77Evg Summary : the areas where the color is uniform, for example full white, show vertical lines. I seem to recall that GPU does not update all the ...
PaddleStroke's user avatar
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580 views

Philips 237E disable bootup logo

Every time I boot up a Philips 237E LCD, the screen shows the Philips logo on a bright blue background, which I find jarring. I know that on different models this can be disabled by entering the ...
danuker's user avatar
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1 answer
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Boot to external monitor in a broken screen and no operating systems installed

So I have an Asus EEE pc 1011ha which I used occasionally. But as a year passed its screen just died and it had no operating system installed since I just formatted it to reinstall windows so, with no ...
Programsolve's user avatar
7 votes
4 answers
2k views

Is LCD TV screen technology unsuitable for regular use on a computer monitor at close viewing distance?

I have an LG Electronics 24LJ4540 (2017 Model) 24" 720p LED TV that I rarely used. I also have a Dell E2020H 19.5" computer monitor. I thought the former might be a good option to use as my ...
user1338998's user avatar
2 votes
0 answers
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How do LCD monitor contrast settings work?

Most monitors have settings for brightness and contrast. I understand the brightness setting, it only (mostly) controls the brightness of the LCD backlight. How does the contrast setting work, exactly,...
XTF's user avatar
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Unusual designs inside of laptop LCD

Since last few days, I am noticing an unusual line like design in my laptop screen. If seen from front side, the line doesn't appear, but seen from upside, it is visible. This image is showing the ...
cheesesticks's user avatar
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2 answers
583 views

Can spots of inactive black pixels transmit to the other part of the screen?

I've found a very old laptop in my house (probably 14 years). I remember the screen was damaged because of pressure on the upper right corner. Something came between the lid and the base of the laptop ...
Inn Palz's user avatar
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134 views

Thinkpad 370 max brightness reduced after Windows update

An automatic Windows update caused by LCD backlight to no longer output its full brightness, even when set to 100%. Basically, what used to be 70% is now 100%. This is a very frustrating problem to ...
Keith Pickering's user avatar
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1 answer
174 views

Is it a VGA issue when millions of randomly colored pixels shown on my two LCD monitors when switching them on?

I have just purchased a new Video card Asrock Phantom Rx 570 4GB. I attached one of my LCD monitor to the card via the DVI port. Every time I turn the monitor on there are an animated millions of ...
Display Name's user avatar
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2 votes
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LCD capacitor issue fixing itself after some time

I have a Viewsonic XG3240C 144hz monitor. Recently it started having problems when turned on after being off for some time (8-10 hours). It shows distorted horizontal lines at the bottom of the screen,...
user1260436's user avatar
1 vote
1 answer
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ONLY when room is cold -- Monitor LCD screen flashing on/off when first turning on

So here's the situation : I have an old Samsung SyncMaster 932bf. Manufactured in 2007, I've been using it everyday since. So yeah, I'm aware the monitor is very old and probably just needs to be ...
ChaosWalker's user avatar
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1 answer
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Can LCD monitor react tolighting of the surrounding enviroment

I have a new LCD monitor EIZO and I have observed the following surprising thing: when I turn on the lights in my room, the monitor becomes much brighter than when I turn them off. Is it true or my ...
user2925716's user avatar
0 votes
1 answer
95 views

What could be the cause of faint, periodically repeating, lines on the edge of my screen?

I'm seeing a pattern of 5 or 6 faint dark lines repeating on the edge of my screen, and want to know, a) If it can be fixed (easily)? How? b) What could be the probable cause for the issue? I've ...
kapad's user avatar
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Calculating how many dead pixels I have on my Monitor

I think I have a (or several) dead pixels on my Acer 24" Monitor (Model Name: HA240Y Part Number: MM.T97SI.001) Their policy says: Dead Pixel Warranty Policy The table below shows the allowable ...
Norman's user avatar
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Can you fix a laptop with a thick black line in the middle of it?

So, my stupid stupid self dropped my Acer Aspire 7551 and now there is a long thick black vertical line on my screen, I really don't know what to do. Anything I could do?
Johhny Johnny's user avatar
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0 answers
203 views

laptop screen suddenly started flickering vertical lines changing colors and frosty letters

laptop screen suddenly changed with flickering vertical lines changing colors and frosty letters this is HP pavilion dm3t-1000 CTO laptop I am attaching pictures what does it look like is an ...
user1874594's user avatar
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1 answer
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6 years with Flickering Screen on a laptop

I have bought this laptop in 2009. I do not remember exactly when the problem started but it must have been after 4 - 5 years of purchase. Looking for a solution online, I was recommended to replace ...
Karel Capek's user avatar
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Cracked screen on HP Chromebook x360 - Model # 14-DA0012DX

I have a HP Chromebook x360 14" touchscreen (product 7UL19UA, model 14-DA0012DX) that has a cracked screen. I posted a question in HP’s forum but didn’t get much help. How do I know if just the ...
Dave's user avatar
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1 answer
620 views

Horizontal lines on Dell Inspiron 15

so my laptop screen started showing a tiny line at the top left corner of the screen it was nothing at the moment and then after a month suddenly the whole screen was filled with colorful horizontal ...
Surafel's user avatar
4 votes
6 answers
38k views

How to adjust the maximum white (NOT overall brightness) on an LCD computer monitor (display/screen)?

My eyes are hurting from computer use. I use dark colors when possible, but some applications only use bright white backgrounds. They are resulting in physical pain in my eyes. I have turned my ...
End Anti-Semitic Hate's user avatar
0 votes
1 answer
151 views

LCD light white side bleed

My wife's laptop (HP ENVY 15t-j100) has not been used for months and been "sitting" on its left edge side for several months. Now, she turned it on and the left edge of the LCD shows a white light ...
jorgehumberto's user avatar
4 votes
3 answers
1k views

What do frequencies mean for LCD screens?

When computer displays were CRT (cathode ray tube) based, the frequency of the screen was directly linked with the ability to redraw a screen n times every second. It was a complete redraw of the ...
WoJ's user avatar
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Windows 10 - Display backlight randomly and automatically turns off, only turns back on when the keyboard 'turn-off display' button is pressed

I'm having this problem for quite a while now. The backlight of the display of my laptop, a Lenovo Yoga 500-14IBD, running Windows (10 Home 1909), randomly shuts off. The behaviour is similar to the '...
shreyas's user avatar
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Dell XPS 15 9560, 9570 UHD 4K IPS touch screen differences

While cleaning the screen of a preowned 9570 I received today I noticed an interesting artifact in the reflection of my light source and I'm not sure what to make of it, or it's implications to ...
samus's user avatar
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0 answers
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dismantling LCD screen base

I recently picked up this widescreen lcd for a good price except that the base is all gunked up where the parts meet. Before I can really call it mine I would like to take the parts apart and ...
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