Having problems with your Dell Latitude C640 Notebook ?
SCREEN IS BLANK
\015 The computer turns on but the screen is completely black...help\015
Most likely a failure of the backlight on the LCD. Try reseating the LCD cable to the video card, see if anything changes. If not then you'll likely need a New backlight and/or LCD assembly.
Repair Help & Product Troubleshooting for Dell Latitude C640 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 :
Blank Laptop Screen
Unplug everything from your laptop unplug the power from the laptop close it and turn it over remover the battery open and hold the on button(battery is still removed) for a 10 count, replace the battery\015\012turn on you can plug the power co ... Gateway MX6956 Notebook
Computer dies on me (can't say it better due to no technical knowledge; pls read :-)
The 'click' sound you hear when your computer goes off is the hard drive head parking itself. It does this whenever the machine shuts down to prevent damage.As for the problem itself, I believe your computer is overheating. Th ... Acer TravelMate 290LCi Notebook
Blank Laptop Screen
... Toshiba Satellite M45-S265 Notebook
Blank Laptop Screen
The same thing began to occur on my (old as the hills) Dell Inspiron 2650 about 2 months ago. I have tried updating the BIOS to the newest Dell has for this laptop but it didn't help. I also tried to update the video drivers (no help), regressing t ... Toshiba Satellite 1410-S173 Notebook
Freezing then blank screen
Hi,Problem with HP Notebook Or Laptops? Follow the links.For Software problems you can visit a link by just ... HP Pavilion dv2000t 14.1" Notebook Laptop PC (Intel Core 2 Duo T5500 1.66 GHz, 1GB RAM, 100GB HDD, D... PC Notebook
Toshiba Satellite blank screen
Its a inverter circuit fault. ... Toshiba Satellite P25-S507 Notebook
I can press F8 and press reboot and the screen goes blank. How do I resolve the problem
First things first ... let's get you a bootable system.\015\012Boot in safe mode - press F8 when the Windows loader presents you with the\015\01230 second list of choices, and then select "Safe Mode" as your boot option.\015\012Righ ... Everex StepNote NC1500 Notebook
Freezing then blank screen
Sounds like there is something fluky with your LCD. How old is the laptop? I had a system like that and if I pinched the plastic areas on the left and right side of the monitor the screen would come back on. Also, I had a laptop that I had to clos ... Samsung X15 Notebook
Black screen on my labtop,can't see a thing
This sounds like a ram or memory issue. If your computer is under warranty I would contact the manufacturer. If it is not, I would find a manual and reseat the ram. All notebooks vary so I would not be able to tell you where it is specifically. The p ... PC Desktops
My computer begins to load windows, then after the screen with the windows logo and bars goes away my screen goes black.
Nine times out of ten if that's when your display stops, it's simply because your display settings are set to something that your monitor can't handle. Depending on what it's not supporting, some monitors respond by going black ... others just ... Dell Latitude D800 Notebook
Laptop screen purple psychedelic visual and then screen blank
Sorry to hear that you are having problems with the computer display.Per your description, I believe the display controller was damaged by the power surge. The laptop may need replacement of the display OR use it with an external display ... PC Laptops
Laptop freezes with blank screen, backlight stays on.
Try to reinstall ur windows ... HP Pavilion dv5000z Notebook
Sony sdm-hs75p runs for 5 odd minutes then screen goes blank?
H_e_l_l_f_i_, Have you performed the flashlight test after the screen goes "BLANK" ?? No!! You will not find the "flashlight" test listed in the OWNERS manual!! The test is a quick evaluation of the STATE of the units "switch-mode-power-supply". Did ... Sony SDM-HS75P/S 17" LCD Monitor
Stupid blank screen on my Craptop
Could be a simple video driver problem, try starting up your laptop in safe mode (Pressing F8 on boot up).\015\012\015\012If and when screen comes up highlight 'Start Windows in Safe Mode'\015\012\015\012Next a list of startup drivers etc will stream ... Syntax ValueBook VT5000 PC Notebook
Screen goes blank
Hello..Now let's discuss what we\015\012should do when the laptop seems to be booting up without problems, the\015\012hard drive spins appropriately, and we even hear the welcome sound of\015\012the operating system, but we have no ... Toshiba Satellite A45-S1202 Notebook
Blank screen during POST and vista startup
The screen is going bad. Take it to a reputable repair person for a a electronics check out. ... HP Pavilion dv1000 Notebook
My LG 2353 monitor screen goes blank by itself. Sometimes it will go into sleep mode or sometimes my screen just blanks out and the power light stays solid red without flickering to indicate whether or not it's in sleep mode. I try hitting the enter button or any key and nothing happens. Eventually the screen comes back up whenever it feels like it. Yesterday the screen flickered a couple of times and then went blank. I've tried using a couple of other VGA cables and power cord, thinking maybe m
Shaylane_195, Good description of problem! But you left out one or two key things to tell me. Age of monitor? Approximate total "ON" hours of use? Is unit covered by LG (Lucky Goldstar) warranty? You and only you can tell me if the screen is reall ... LG W2353V-PF 23' LCD Monitor
Lg w1934-bn blank screen after start up, power light on . same problem occurs on different computers used.
Reason 1: Wetness \015\012The number one reason why computer monitors go blank is - wetness. Believe it or not, when your computer monitor is exposed to humid air, sometimes water can condense and accumulate in the monitor. This causes the mon ... ViewSonic 17" 1280x1024 TFT-LCD/ Speaker Monitor
Blank Screen I have and IBM Thinkpad R40. Its been working fine for the five years that I have been usin g it. Yesterday the laptop was turned on the whole night and when i woke up in the morning, i saw a blank screen, so I just swtched it off. But when I tried to switch it on again, the screen lights up but remains blank. I can hear the start up music and all that but the screen is blank. I connected the laptop to my desktop monitor and it works fine. Any ideas on what I should do??
Ccfl ( cold cathode flouroscent lamp ) is the backlit feature of the lcd panel.\015\012\015\012If you see a blank screen but do see the output on the external monitor then you sure have to take it to the hardware tech to get the inbuilt LCD panel ch ... IBM 11P836402 for ThinkPad R40 Monitor
Blank screen problem
Hi,\015\0121.Please keep pressing and releasing F8 key when ACER logo is coming.\015\0122.start the computer in safe mode by selecting it in advanced OS choice menu.\015\0123.If started in safe mode go to programs>accessories> ... Acer Aspire One PC Notebook
White blank screen
<Fn> + <F6> Screen blank Turns the display screen backlight off tosave power. Press any key to return. ... Acer Aspire 4315 Notebook
Blank Display, using exernal monitor, can see display info w/flashlight, display flashes light at startup
You could have a defective screen - a defective inverter or a CCFL lamp.To determine if you have a LCD screen or video card problem, read this and follow the instructions.Defective CCFL backlight, it may have the following symptom: ... Toshiba Satellite A135-S4407 Notebook
Laptop boots up intermittently or screen freezes
Basing on the information you have given here are the possible solutions:\015\012remove any external device connected to your system (printer, external hard drive and others) if removing this does not work and still gets a blank screen with bli ... Toshiba Satelite 5205-S505 Notebook
My HP monitor (f50) has malfunctioned
Try these 2 steps if they don't work get back to me :)Step 1. Connect the video cable and turn on the computer. What happens?\015\012 \015\012\015\012 \015\012\015\012 ... HP Pavilion F50 17" Flat Panel LCD Monitor
How do you get the covers off? "Does not support this mode"
Well here I am again trying to get the covers off of an unfamilar device. I found the 2 screws at the bottom and removed them.. On a hp 1702 I just forced the sides open, pulling and bending to pop the cover off.. How do you get this mag cover off? ... Mag Innovision LT782S 17" Flat Panel LCD Monitor