Computer screen goes black then comes back

COMPUTER SCREEN GOES BLACK THEN COMES BACK HOW TO
COMPUTER SCREEN GOES BLACK THEN COMES BACK UPDATE
COMPUTER SCREEN GOES BLACK THEN COMES BACK SOFTWARE

Just to be clear this is not a fix for screen problems, this is a fix for a problem that prevents the laptop from booting at all. I've had to use this fix again since posting. I'm glad this fix has worked for so many people. Give me detail info about your laptop see what I can do. Cracks on MB also same for all.Д¬ontact me for all results, But please observ very well, cause I do not see your laptop. As I mention, Power cord entrance could be loose and does not complete the (+) - (-) circulation and stops to booting. Second problem is Motherboard has got power issues internal with some small Microchips that required to be soldered back on board because it may be connection problem. This process will take your time, but better then you will pay for a tech and not get result. When it is finished, Put back and try again.

COMPUTER SCREEN GOES BLACK THEN COMES BACK HOW TO

Then get help or if you do how to do it, Take the HDD out, scan it on another computer with external HDD+ USB connector. If all this not worked, Try to jingle the power cord from the laptop entrance see it is loose. If you do not, Try to do Defragmentation from start > All Programs > Accessories > System tools > Disk defragmantation. Scan your computer with Virus Protection If you have the program. If you do, Then Use your Arrows Up & Down go to safe mode and wait to load. Take of battery, Connect the power, Turn on the laptop and started to tap 'F8' Randomly a few times. Try this first but again I need to know your model number. First Harddisk failure, second Motherboard failure. What is your laptop Model #? What OS is on it? Two things can be problem. Hardware : You need to replace either Inverter, Blacklight, or everything. Workaround, start windows with lid at 30 degree angle Open up the speaker cover and see if your lid actuator switch that come in contact with the magnet on your lid cover is stuck or not (find where the magnet is in the back of the front lid cover, trace where the magnet area actually touches the base of the computer and you will find the switch). Magnetic On/Off Switch to detect of Close/Open Lid : Your magnet switch is fubar some how. Electrical : Remove battery, unplug power, hold power button for 60 seconds, turn on computer with power plug only, then shutdown, add battery and restart

COMPUTER SCREEN GOES BLACK THEN COMES BACK SOFTWARE

Software : Try Fn + F5 or something like that So there are many problems which will cause issues of the screen :

COMPUTER SCREEN GOES BLACK THEN COMES BACK UPDATE

Note from Truvu17 : Just to update everybody on my diagnose. It worked for me! Just shutdown, put the battery back in you're good to go. Then reattach the power and attempt a boot.

Unplug the power, remove the battery and then hold the power button for 30 to 60 seconds. The DVD drive would spin up and attempt to read a disc if one was in the tray but still would not boot. The HDD would spin up but the HDD indicator would not come on and would not boot. On power on the screen would stay black, no POST, nothing at all on the display. I had the same problem with my HP DV6599.

Computer screen goes black then comes back