Questions tagged [lcd]

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

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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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Laptop screen turns white on startup and remains white

A few days ago I was using my laptop as usual and suddenly screen went white but the background sound was still there, I restarted the device but there is noting on screen but white, I opened the ...
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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 ...
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Is there a way of physically removing ShureView layer from HP laptops?

Is there a way to remove physically privacy ShureView layer from HP laptops? This thing is a real abomination to human eyes even in disabled state. It makes perfectly modern IPS LCDs look like TN ...
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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,...
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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 ...
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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 ...
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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 ...
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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 ...
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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,...
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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 ...
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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 ...
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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 ...
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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 ...
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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?
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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 ...
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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 ...
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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 ...
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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 ...
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4 votes
3 answers
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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 ...
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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 ...
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What do frequencies mean for LCD screens?

When screens were cathodic, 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 screen and there was no other way ...
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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 '...
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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 ...
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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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How do I fix horizontal lines on a laptop screen and webcam not working?

I have a Asus ROG GL771JW laptop. The webcam is working for 1 second and turning off. There are horizontal lines appearing once in a while, that I can make disappear by pressing on certain parts of ...
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Glitchy, distorted flickering when my laptop screen has a very dark or black image on screen

Video Link of the problem: https://youtu.be/dikXS6dBK1w Hello, I've just recently got this problem that when the image on my screen has an overall dark image present the screen displays a very ...
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2 answers
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How long should an LED Backlit LCD monitor last?, and why should I choose it as an instance of a CRT monitor? [closed]

How long should my new LED Backlit LCD monitor last?, and what will happen once it reaches it's lifespan? And how long should I change my monitor? (1 year? , 6 years? ,etc...)? And thank you guys!
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Leaving computer monitor on (not standby) and lit overnight

How bad is it to leave an LED monitor lit and on overnight? It will not be in standby mode. The time frame is 6-12 hours of “on”-time, but this could be variable. To avoid burn in, the brightness ...
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9 votes
4 answers
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How can I use this LCD TFT screen as a (wired) second display for my Windows Laptop?

I'm looking at getting one of those small and cheap car monitor displays and having it as a second display for my laptop: https://www.amazon.ca/Buyee-Inch-Monitor-Backup-Camera/dp/B00M6OE1PS/ Now ...
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How to display LCD type in Embedded Linux such as Raspbian

I am interested in determining the hardware type of the LCD on a RetroGame that runs embedded linux. I would like to know if there is any command that can fetch a part number or anything that can help ...
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Flashlight/Bright Light Damaging LED/LCD screen?

It is known that direct sunlight on a LED or LCD screen can cause damage. Would a flashlight of 110 lumen shining directly on a LCD or LED screen cause damage to the screen? Would that same 110 ...
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What could have caused this scale-like pattern on the surface of this LCD Monitor?

Today I was out refurbishing computer monitors like usual, when I came across this: Note the scale-like pattern. Over the years, I've seen and refurbished thousands of monitors - hundreds of this ...
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Laptop screen is flickering, how can I diagnose if its the LCD/backlight or the inverter or something else

My laptop is the Acer Swift SF714-52T. Recently, I started noticing a ~10 Hz flicker on the screen, like someone is swapping back and forth from 100% brightness to 90% brightness. Sometimes it ...
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How can I cheaply fix these blue blotches on my LCD monitor?

When my grandparents used this dusty Samsung SyncMaster 913v LCD monitor yesterday, the monitor was working normally. This morning my grandparents first wiped just the screen with a micro-fibre cloth ...
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LCD ribbon cable to hdmi/minidp

Long story short, burned out a resistor in my motherboard for the LCD display so that won't work. Rather than possibly causing more damage by trying to change it I was wondering if there was a cable ...
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Dell UltraSharp UHD SHP1430 -- Name the defect?

Purchased a new Precision 7530 from Dell.com, chose 'the' UHD UltraSharp display. There are two hardware options for the UHD -- SHP1430 and I think the other is SHP1540. I got a defective SHP1430 ...
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Laptop HDMI output fit to a 3.5" 320/240 px screen

So here is the scoop I have a HDMI from a laptop outputting to a (Adafruit TFP401 HDMI/DVI Decoder: https://learn.adafruit.com/adafruit-tfp401-hdmi-slash-dvi-decoder-to-40-pin-ttl-display/overview) ...
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Why is the LCD matrix more visible on some monitors than on others?

I have recently bought new 27" "gaming", 144Hz VA panel with 1440p resolution. This corresponds to my older model, which is 27", 1440p IPS. What immediately caught my attention is that this newer ...
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Laptop screen stops turning on at times unless

I have a Metabox Clevo P965RE. It was recently dropped and the screen has a small dent in the corner. The LCD panel itself sustained no damage but there is a small dent. I usually have this laptop ...
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2 votes
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Modetest LCD outputs are not identical on new LCD implementation

I have been working on implementing a custom 10.1" LCD screen to my Acqua “System On Module” (running a SAMA5D36 Microchip MPU) unfortunately without any good results. The problem I am facing is that ...
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LCD screen back light not working

Short story: The screen back light of my Lenovo IdeaPad 700-15ISK-88IP7000671 failed (the LCD works). I changed the LCD cable and then the whole LCD,without success. Long story: My laptop LCD started ...
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Do I have an LCD panel issue?

I have a brand new replacement Asus Monitor. I'm either having difficulty calibrating it, the panel itself has an issue or my eyes have an issue. No matter how much I adjust the R G B levels, contrast ...
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