Questions tagged [lcd]

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

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52 votes
18 answers
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What is the best way to clean an LCD monitor?

I have loads of grubby finger marks on my monitor (mine and smaller people's). I'm not sure how to clean them off without damaging the monitor. What's the best way to safely clean dust, smudges and ...
AJ.'s user avatar
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14 votes
4 answers
137k views

Calibrate two monitors to the same video settings

Background: Just started a new job as a software developer for an amazing company. I have at my workstation two beautiful 22” LCD monitors. It just happens, however, that the laptop port replicators ...
Kevin L.'s user avatar
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56 votes
5 answers
149k views

What is the best way to fix a stuck pixel on an LCD screen?

I have an LCD screen with a pixel that is stuck ON (that is, bright). What do you suggest to fix it (it's not a dead pixel)?
Matt 'Trouble' Esse's user avatar
20 votes
8 answers
38k views

How to disable auto brightening LCD

I am not talking about adjusting screen brightness through power management (this is a laptop), I'm not talking about how the screen brightness setting may be different between 'plugged in' and '...
payo's user avatar
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87 votes
5 answers
121k views

Removing dead thunderflies stuck inside an LCD monitor

This summer my flat was "attacked" by hundreds of tiny thunderflies, some of which managed to get behind the screen of my LCD. A few of the cursed creatures went and died right in the middle of the ...
Mike Weller's user avatar
23 votes
3 answers
83k views

Are the insides of LCD monitors dangerous?

I have an LCD monitor that is cracked. So far nothing leaks out but if something starts leaking should I be concerned? I have searched and read everything from: It is safe to be around and handle ...
L84's user avatar
  • 3,871
22 votes
8 answers
120k views

Green flickering pixels that move with black images

Strange question... Occasionally, on my LCD screen, pixels that should be black flicker rapidly and constantly between black and green, about 4 flickers a second. The crazy part is, unlike dead/stuck ...
user56reinstatemonica8's user avatar
6 votes
4 answers
22k views

Does increasing "Screen refresh rate" damage monitors?

I work on different types of monitors (CRT, LCD) and all PCs have the same screen refresh rate as 60 Hertz. Recently I've read an article which claims that low refresh rates cause headaches. The ...
Mehper C. Palavuzlar's user avatar
2 votes
7 answers
8k views

Using Laptop Screen as a monitor

I am planning to buy a Mac Mini. I have a Windows laptop and wanted to get a Mac. But my job requires me to move every 3-4 months, so don't want to get a monitor that I will have to carry around all ...
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21 votes
1 answer
8k views

When I see a black pixel only on a blue screen, is that a stuck pixel or dead pixel?

I have pixel on my LCD that appears black only on a blue background; it works fine on other colors. Is this a "stuck pixel" or "dead pixel"?
Mirkan's user avatar
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10 votes
3 answers
36k views

What's the difference between WLED and RGBLED displays?

On Dell's website, it lists displays as being "WLED" or "RGBLED". What is the difference between these two types of displays?
Matthew's user avatar
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1 vote
3 answers
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Connect an Apple 24" LED Cinema Display to a PC

Is it possible to connect an Apple 24" LED Cinema Display to a PC?
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10 votes
4 answers
12k views

Does the refresh rate affect LCD screens?

I have never really paid any attention to the refresh rate setting on computers with LCD screens. I thought with LCD displays the pixels are either on or off, they don't flicker like in old CRT ...
Kez's user avatar
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10 votes
3 answers
17k views

LCD/LED screens; how color affects the power consumption?

I have read on web, for CRTs black color would reduce the power consumption of the monitor but for LCDs it's the white color that reduce the power consumption. It says "The way LCD's produce black is ...
samsamara's user avatar
  • 405
8 votes
2 answers
992 views

What is the usefulness of a screensaver on a computer using a LCD monitor?

Old computers were using CRT monitors and when an image was continuously displayed on the screen, it became marked. So, screensaver where invented to avoid screen burn-in. Laptops and modern ...
DavRob60's user avatar
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7 votes
3 answers
3k views

Desktop LCD monitor which allows backlight to be controlled in software

I would like to know if there is any standard or feature which allows desktop LCD monitors backlight control setting in software. I would like to know what I should be searching for. This is a pretty ...
aland's user avatar
  • 560
4 votes
2 answers
7k views

What interface is used when connecting an LCD in the laptop

In a desktop I connect monitors through DVI, VGA or HDMI post that is there on motherboard of the CPU box. What interface is there in laptops? Is it the same (with different physical look and feel) Or ...
gpuguy's user avatar
  • 261
2 votes
1 answer
645 views

Monitor emits a faint noise when certain patterns are displayed

Under normal circumstances, the Dell E2310Hc LCD Monitor seems to work fine. However, when I display an large array of hash characters ("#") a faint buzz can be heard from the monitor. It appears to ...
Rufflewind's user avatar
2 votes
2 answers
8k views

Dark spot on laptop screen

Several weeks ago a darker spot appeared on my screen (as seen in the attached picture, it's right under the "Super User" tab) and it looks as if there was some liquid behind the screen. When I ...
leopik's user avatar
  • 203
2 votes
4 answers
3k views

Replacing an LCD screen in a laptop

So I just got my new laptop today -- HP Envy 15 -- and it turns out it's actually 1366 x 768 instead of the 1920 x 1080 I had originally thought it was... obviously I miss read :\ Anyways, I want to ...
user12834's user avatar
  • 418
1 vote
1 answer
156 views

Replacing laptop LCD panel

I have a Lenovo T61 laptop. The LCD panel cracked recently. I decided to try my hand at fixing it. I bought a replacement LCD on ebay http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=...
Jay Bazuzi's user avatar
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1 vote
1 answer
1k views

turning off LCD in lock mode in WIndows

I have Windows 8 installed. How can I turn off the monitor when the computer is in lock mode (windows+L)? I'm using a netbook and I can't turn the display off since there is no power button for ...
vvavepacket's user avatar
34 votes
6 answers
94k views

Is an LED monitor better for eyes than an LCD monitor?

Is an LED monitor better for eyes than an LCD monitor? EDIT: And if you are allergic to fluorescent light, is LED going to be better? I heard that LED doesn't uses fluorescent light.
Omu's user avatar
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25 votes
1 answer
6k views

Is there any difference between standby, suspend and off DPMS modes on LCD dislays?

All three of these modes seem to have the same effect on my display. Same blanking and waking time. Are there any differences in power consumption or something else?
modular's user avatar
  • 385
19 votes
7 answers
25k views

Laptop dimming display on dark backgrounds

My Acer laptop running Windows 10 has a very annoying feature: when running on battery, the LCD backlight dims gradually when displaying a dark screen and brightens gradually when displaying light ...
Paul Lammertsma's user avatar
14 votes
1 answer
11k views

Dead or stuck pixel? Weird pixel behavior

I have a very weird problem. I recently discoverd a blue dot on every dark/black image i opened. A dead pixel? It couldn't be, a dead pixel does not receive any energy and would be a black pixel on ...
Excaliber's user avatar
  • 151
12 votes
5 answers
114k views

Why am I seeing red dots on my LCD screen?

My laptop is about 2.5 years old. Now I am starting to see red dots on certain shades of colour (mainly dark colours, blues and blacks), and it is not limited to certain pixels, because when you move ...
mydoghasworms's user avatar
12 votes
3 answers
8k views

How do you determine what a 'good' monitor is?

I'm shopping for some good LCD monitors and considering something in the >= 25" range. What are some things that I should look for when comparing brands/models? The specs given by the different ...
readonly's user avatar
  • 3,924
9 votes
6 answers
73k views

LCD screen text does not look sharp

The text on my Samsung SyncMaster 732NW LCD screen does not look sharp. It looks hazy and unclear, similar to a defective OLD CRT in my office. NB : I got it repaired when it did not start few months ...
user avatar
6 votes
1 answer
8k views

What are these LCD defects if not dead pixels?

Over the past weeks, a line of black/turquoise pixels has appeared on the left of the LCD screen of my 2-year old Lenovo laptop, and has slowly spread into the stain photographed below. However, it ...
Klaus's user avatar
  • 653
6 votes
3 answers
14k views

Use an old laptop as a monitor? [duplicate]

Possible Duplicate: Can I use my laptop as a second monitor for my desk computer? I have an old Acer laptop P-II whose LCD I want to use like a standalone analog monitor or LCD TV -- is this ...
saleemrehman's user avatar
6 votes
1 answer
5k views

Convert iMac internal LCD panel to external monitor?

My iMac died (power supply issue, out of warranty), so I took it apart to get at the HDD to recover some files. In the process, I managed to remove the LCD panel. My question is: is it possible/does ...
Kyle Trauberman's user avatar
5 votes
2 answers
11k views

Can I replace a laptop screen with one of a different resolution?

I have a laptop with a busted screen, so I am going to install a replacement. Does the replacement screen have to be the same resolution as the original?
johnnycakes's user avatar
4 votes
6 answers
4k views

Is there a way to determine if my PC is killing my monitors that doesn't involve killing another monitor?

Is there a way to test to see if a PC is killing monitors somehow? I have a power supply tester that I can use, but no other components have had problems. Would a multimeter be of use or a danger? ...
braveterry's user avatar
4 votes
2 answers
5k views

Replacing the LCD panel in a laptop

Yesterday, I was cleaning up and dropped my Asus Eee 1005PE. The screen is cracked inside (i.e., cracks are visible only when on), and no longer works properly. I booted up with another monitor ...
Goodbye Stack Exchange's user avatar
4 votes
1 answer
3k views

Main differences to the eyes between LCD and CRT monitors

Let's say that we have same average quality LCD and CRT monitors. They have same size, same resolution and same frequency. Let's say almost the same everything (temp, room light, etc). Which would be ...
Karolinger's user avatar
3 votes
5 answers
11k views

What makes glass monitors different from matte or glossy?

I've heard a lot of people say to get a monitor with a glass front. What are the advantages? Is it more expensive? Is glass another option like matte or glossy, or can glass monitors be matte/glossy ...
Matthew's user avatar
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3 votes
2 answers
3k views

Screen went pink

I've got an LCD display plugged to my PCI-e card (GeForce 7600GT), using VGA cable. At some point, after unplugging and plugging it back (I'm also using it with xbox), the display went pink. I can see ...
DrJekyll's user avatar
2 votes
3 answers
4k views

Making laptop not increase/decrease screen brightness when changing power source

When I disconnect my laptop from AC power, its screen becomes more dim, in order to save battery. When I connect it back to AC power, it becomes bright, because now it's not concerned with battery ...
Ram Rachum's user avatar
  • 5,210
2 votes
2 answers
10k views

Power cord ratings (Volts, Amps) for monitor?

I recently bought the HP w2228h monitor on the cheap locally. It didn't come with a power cord and I was amazed at the price of the HP 8121-0739 power cord that originally comes with it. I am not ...
Ian Haggerty's user avatar
2 votes
2 answers
2k views

Is there any device/adapter that allows connecting DVI or HDMI display over Wi-Fi or Bluetooth?

I'm looking for a device that allows connecting LCD monitor remotely. Is there any device like this?
user avatar
2 votes
5 answers
41k views

I have to cycle my LCD monitor's power on and off to get it to stay on

I have been having a problem with my LCD monitor recently. When I boot up, the screen turns on for 1-2 seconds and then immediately turns off. I have to cycle the monitor's power on and off several ...
karnage's user avatar
  • 123
2 votes
5 answers
2k views

Are screensavers relevant anymore? [duplicate]

I have an LCD monitor,and from what I've read from the Wikipedia article,they only protect CRT and plasma monitors which means that LCD monitors are not vulnerable to phosphor burn-in like those ...
Mahmoud Hossam's user avatar
2 votes
0 answers
785 views

Red horizontal lines in my Aer LCD only in black colours

I am facing problem with my Acer v203HV. I see so many red lines – only in the black colours of my screen. Like when I watch movies, whenever there appears something dark, there are red lines ...
Ravi Sharma's user avatar
2 votes
1 answer
489 views

Broken laptop screen?

So my friend poured some tea into his laptop, and the screen looks like this: Even in the brighter areas, the colors are not exactly right. He took the laptop to a "tech", who said it's the inverter....
notadam's user avatar
  • 718
2 votes
1 answer
1k views

Asus Eee replacement netbook monitor doesn't fit connector

I bought a replacement screen for an Asus Eee netbook 1005HA from a company that said the screen they were selling was compatible, but the connector on the replacement is smaller than the original. I'...
Michael Morisy's user avatar
2 votes
3 answers
2k views

Converting a Full HD Inspiron 9400 laptop LCD to a standalone monitor

Has anyone tried converting a LCD laptop monitor (17" full HD in this instance) to a stand-alone monitor? Are there any converters that one can buy to send DVI or VGA signals to the plug that is used ...
jhaukur's user avatar
  • 21
1 vote
4 answers
17k views

Monitor goes black after a few seconds

I have a widescrceen Samsung LCD that goes black after it's been on for 5-10 seconds. Once the screen goes black, turning the monitor off then on again brings the image back for a few seconds. I've ...
not22's user avatar
  • 146
1 vote
2 answers
7k views

How to permanently fix misaligned screen affecting multiple monitors?

I have 4 LCD monitors connected to a single PC with 2 graphic cards. And they all are setup in extended display mode, so it is basically a 1 big screen. But recently I am having a problem with the ...
Chris Aung's user avatar
1 vote
1 answer
976 views

Compaq Presario Laptop Monitor Problems

I am attaching a few pics of my laptop monitor now . Can you please tell me if this is a hardware error which can be rectified by replacing the monitor ? How this happened - I accidently hit my leg on ...
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