Having problems with your Lenovo 3000 N100 0689 Notebook ?

Screen goes dark after a few seconds

\015 Lenovo 3000 N100, the screen becomes dark/black a few seconds after starting. It works with an external desktop monitor or projector screen. You can still see the a dark outline inside the screen, the picture is there inside but its like brightness has been completely reduced\015

Answers :

Try fn+f7 that \015\012Toggle external monitor,and disconect external monitor before starting
Repair Help & Product Troubleshooting for Lenovo 3000 N100 0689 Notebook

Tips for a great answer:

- Provide details, support with references or personal experience .
- If you need clarification, ask it in the comment box .
- It's 100% free, no registration required.

Suggested Questions/Answers :

The LCD does goes dark after power on

You mean few second the monitor goes in black. then its come. if it happen, it is ok ... Sony VAIO® VGC-LS37E PC Desktop

Monitor goes dark after a few seconds from power-up

... Dell E153FP 15" LCD Monitor

Screens goes dark after 3 seconds

Your power supply probably has a blow electrolytic cap on it.\015\012\015\012You need to pull the power supply board out and have someone replace the electrolytic caps on it. Believe me....if the one for the brightness is bad...they are ... ViewSonic VX1935wm LCD Monitor

I have the same issue with my dv1000 "If I press the switch at the top left of the unit ( the one that puts the unit in standby when the lid is closed), the screen comes to life momentarily sometimes for 15 to 20 seconds. I can use with an external monitor and when the screen is dark, I can see that it is operating, but it is too dark to use.". I have changed the inverter and it still doesn't work, how do I check if th einverter I bought as a replacement works and/or is compatible?.

Usually inverters fail in one of the following ways:1. When you turn on the laptop, the screen lights up for a short period of time and then goes dark. You still can see an image but it is very dark, almost invisible and definitely not us ... HP Pavilion dv1000 Notebook

Used as second monitor suddenly stared to go dark

If the screen is lighting up for a fraction of a second when you turn on & then goes dark, this indicates a fault either with the backlights on the screen or the inverter part of the monitor. You can check the backlights if you have access to a b ... LG W1934S-BN 19" Monitor

I had the dread blinking power light problem. I replace the transistors as described here and now the power light is steady but the screen goes dark after a few seconds. All the capacitors look good. Should I replace them anyway?

IF the screen is going dark after a few seconds, then it is usually a problem with the LCD inverter board. But you did not tell me one thing. Does the screen show picture before it goes dark? Please provide this info so that we can confirm what the p ... Dell E172FP 17" LCD Flat Panel Monitor

The monitor goes blank after just a few seconds or sometimes works for hours.

Two possible causes are bad capacitors or a bad light inside the LCD panel.\015\012\015\012Open the unit and check to see if any of the capacitors in the power supplyor other boards look domed or vented on the top.\015\012\015 ... ViewSonic VX924 19" LCD Monitor

LCD starts to display for about 2 seconds then goes dark.

Hi Robert: Sorry for the delayed reply. I was away for a few days. In reply to your suggestion, I can see a dim display on the laptop screen when lighted with a flashlight. Since the screen did light up for a few seconds at the start it seems to be a ... Toshiba Satellite 1135-S125 Notebook

Dell E228WFP Monitor failure

To me, that's an XP driver issue. If the screen turns on at all, then goes dark during XP boot, that's nearly a ringer for drivers. Out of range on the Hz? Tried booting in safe mode to see if it loads with standard win drivers? That migh ... Dell E228WFP LCD Monitor

The Screen is Dark and Cannot be Bright by the Brightness Keys. It Flickers when it first comes on but goes Dark. Can see it if you shine a Flashlight on the Screen. Also the Lid Switch if you Press that down for a second the Screen tries to come on in the Lower Right Hand Corner then goes dark again

This unfortunately sounds like what happened to my Sony all in One windows 7 desktop computer. It crashed 3 months after purchase, and screen neither goes light or dark now. Hate the though of having to buy an new one. ... PC Desktops

Laptop Screen dark yet computer works with external monitor

Does the fan work ok? and do you have a laptop holder for it or you just have it on a desk ....get a laptop holder for it if you do not have one and as for the rest goto the power mangment area on the computer and see if the monitor might be on sta ... Compaq Presario R3000 Notebook

The screen of my Samsung SyncMaster 914V monitor will not stay on

... Samsung SyncMaster 914V 19" Flat Panel LCD Monitor

Hi, l have a ibm thinkpad A-30 whenever l turn it on, after a second the screen goes dark.the desktop is there. l have noticed, if l close the laptop, the screen comes back on, for a second. l have hooked it up to an external monitor, everything about the screen and programs seem to be normal

The screen goes darker because you lose functionality of backlight lamp.That happens because there is a problem related to the inverter, that is the high voltage board supplying power to the lamp.To start check the AC adapter ... IBM 17IBMRBABLKNR

Screen goes black after 30 seconds

Yes, this is a backlight problem. However, it could be either the light itself or the inverter that powers the backlight when it fails like this. I'd recommend replacing the entire screen plus housing and hinges (it is often sold as a complete unit ... Dell Inspiron 8500 Notebook

Monitor powers on for appx 1 second then goes dark. LED is on.

Hello,You have a classic capacitor problem. If you are ok with soldering you should be able to repair it. You can remove the back cover and look for the bad capacitors, replace any that are raised on top. I can send you pictures of what to look ... Dell E152FPc 15" TFT LCD Flat Panel Monitor

Screen goes dark after a few seconds

I think you need new backlights, if it was the inverter or power supply (the same in this case), it would not come on for that long, even 4 or 5 seconds. This unit has four 2mm x 405mm ccfl bulbs (cold cathode fluorescent light) two on top and two on ... Proview PL926WBi 19" LCD Monitor

My power save came on, which turned my laoptop screen off, i moved the mouse, the system started up again but the screen remains black/very dark . the only way i can see my computer screen is if i connect the laptop to my tv, but the screen still remains black. when i plug in the wire to my laptop my screen on the laptop flashes for a second but then goes back to darkness, so there is not a power issue.

It sounds like a driver recovery issue, you may have to do a hard reboot. Hold the power button in for atleast 10 seconds or until your laptop shuts down completely, wait 30 seconds then turn it back on. If this fixes the problem you need to upgrade ... PC Laptops

Monitor goes blank less than a second after turning on.

Sounds like either there is a bad connection from the computer to the monitor, or the monitor has a faulty power regulator, causing the monitor to overheat prematurely, and shut off. ... Proview PL926WBi 19" LCD Monitor

My notebook screen 3000 n100 goes dark after few second

This could be a faulty CCFL lamp.To determine if you have a LCD screen, inverter or video card problem, read this and follow these instructions. Defective CCFL backlight, it may have the following symptom: Screen flashs on red/pink and of ... Lenovo 3000 N100 0689 Notebook

HP Pavilion, Screen working, but extremely dark!

Hi,\015\012\015\012As per your description, I find that the issue is with the LCD Backlight which is also called as LCD Inverter which lights up the LCD to show us the Display on the LCD Display ... HP Pavilion dv6000z Notebook

RE:monitor goes black

Monitor going black after a few seconds can be causd by a faulty power supply or inverter. Some monitors have both as one unit.\015\012Sometimes it is basic failed capacitors, After that then I would look at transistors.\015\012The averag ... Acer AL2017 20" LCD Monitor

Monitor goes dark after a few seconds

It looks like the video driver needs to be chcked. can you try to go to the bios of your omputer by pressing f2 on boot and let it stay there for 5 minutes? if it still goes to a black screen, its either your video card or lcd thats having a problem. ... Gateway HD2200 LCD Monitor

When I turn on my monitor I can see the Gateway letters come on the screen but then it just goes dark again. It comes on for a split second and then goes dark again.

Joel_herrera, Yes, this is a very common symptom of a failing Switch-Mode-Power-Supply and/or Inverter circuit! Very common in 2-4 year old lcd/fpd's. How old is your's? Do you have warranty? Have you tried the Flashlight test? DO THIS! Reconnect lcd ... Gateway HD2201 22" LCD Monitor

Our monitor just recently stop working correct. It is on fine during boot but once Windows starts up, the screen goes dark after about 2 seconds. If you turn it off and back on, we get a screen again for another two seconds, then it goes dark again

Try reinstalling the os.\012\012there might be file corrupted in the system folder,,,\012\012since the monitor runs on start up , we cannot say that it has a hardware defect...\012\012reinstalling or upgrading your windows will help ... Microsoft HannsG HU171D 17" LCD Monitor

My monitor only comes on for a few seconds and then goes very very dark, although the content is still there somewhere. But here's where I differ from the majority, if I can get to run System restore, the monitor will work perfectly fine again until the next morning when I need to switch it back on again. Unplugging the power lead from the back and utting it back in again will relight the screen for about two seconds before it all goes blank again.

You need to verify if it's the monitor or computer--if possible, change out the monitor with a known-good one and see if the problem still exists. If it does, then it's a problem with the video card or driver software--if it doesn't and the monitor i ... Computer Monitors
  • Start your question with What, Why, How, When, etc. and end with a "?"
  • Be clear and specific
  • Use proper spelling and grammar
all rights reserved to the respective owners || www.electronic-servicing.com || Terms of Use || Contact || Privacy Policy
Load time: 2.2067 seconds