Inverter or backlamp ? HP NC4010. Hardware and Software Hardware Mobile and Wearables by suburban … determine if the fault i am faced with is the inverter or the backlamp. I have a friends HP NC4010 with… splash screen & Windows boot, usually i would say the inverter is shot BUT apparently this model also has a backlamp… Did i kill my lcd inverter? Hardware and Software Hardware by defyingravity84 … the net i was sure it must have been an inverter problem. My screen would show everything perfectly fine for a… when an external monitor is used. So i replaced the inverter but in the excitement i forgot to put this little… flap under the screw when i put the new inverter in. (See picture 1) It should have looked like this… Laptop LCD Inverter Hardware and Software Hardware Mobile and Wearables by phaisal …have got a problem with my laptop lcd inverter(acer aspire 5052nwxmi) my screen goes dim…it to a shop and they replaced the inverter for me and it worked fine. but…work again. so i disconnect and reconnect the inverter and it worked. but then after sometime … whats the problem is it the inverter or is the inverter insufficient? or is it the backlight… Re: Did i kill my lcd inverter? Hardware and Software Hardware by dogbreath077 … forgetting it. I do think thtat a bad inverter was caused by something else, and it either fried or …shut down the new inverter. Was the screen hissing right before it failed? If it… UPS - which; how; what vs inverter Hardware and Software Hardware by sunandoghosh UPS - which; how; what vs inverter Respected knowledgeable members and dear friends... I have been lately … UPS) would be a good idea considering the fact that inverter would be able to also give some extra benefit of… Laptop screen faint, tried replacing inverter and lcd Hardware and Software Hardware by larry2148 … solution i think of, replace the inverter card, so i go and buy a new inverter, but it still doesnt work, so… LED black, need inverter? Hardware and Software Hardware by jgoffe …'m not an expert. I can swap the panel or inverter, just don't know which it is and don't… chart, etc. That helped me determine it could be the inverter. Any help would be appreciated! Dell Inspiron 1150 LCD Blank not Dark from inverter Hardware and Software Hardware by jorastech … not dark as usually associated with LCD inverter. I also bought another LCD and inverter and still same problem. Could this be… NEED HELP on SHARP MM20 w/ LCD inverter & backlight Hardware and Software Hardware by christmsger … serve in ministry and use a Sharp MM20 laptop. The inverter and backlight just went out and Sharp Systems will not… Replacing inverter board on a Gateway 6525GP Hardware and Software Hardware by Tom48 … is that the most likely cause would be the lcd inverter board. My problem is how do I take the case… Re: Compaq Cq56 - Inverter or New Screen? Hardware and Software Hardware by Rik_ The inverter will have a surface mount fuse on it. You could check that with a multimeter if you have one. [B][U][COLOR="Red"]DO NOT TEST IT LIVE[/COLOR][/U][/B] as the inverter produces 2,000 volts or more. Re: Compaq Cq56 - Inverter or New Screen? Hardware and Software Hardware by Rik_ I'd say you just need a new inverter! Re: Compaq Cq56 - Inverter or New Screen? Hardware and Software Hardware by Rik_ You may want to add HP to your searches as Compaq are owned by HP. It would be a good idea to remove the faulty inverter and check it's part number! Re: Compaq Cq56 - Inverter or New Screen? Hardware and Software Hardware by Rewired Just tried and a whole bunch came up as Pavilion, only searches for Compaq comes up but its hard to find the inverter for it. Unless it's fine to get one in the same series. Re: Did i kill my lcd inverter? Hardware and Software Hardware by defyingravity84 Thanks for the reply mate. No the screen doesnt make any noise at all when it goes off, the backlight just goes off queitly, its a completely silent problem. I've had one person tell me i would have to replace the entire lcd panel, another tell me i probly just have to replace the CCFL tube, and another tell me it could be the "connection … Re: Did i kill my lcd inverter? Hardware and Software Hardware by vilkabim Have you tried to uninstall / reinstall the graphics driver? What about BIOS upgrade? Re: Laptop screen faint, tried replacing inverter and lcd Hardware and Software Hardware by RGPHNX Hi larry, Maybe some bad news :cry: From what you describe..About the only thing left is the onboard video circuit. You need to get it checked out. Hope this helps RGPHNX Re: Laptop screen faint, tried replacing inverter and lcd Hardware and Software Hardware by larry2148 [QUOTE=RGPHNX]Hi larry, Maybe some bad news :cry: From what you describe..About the only thing left is the onboard video circuit. You need to get it checked out. Hope this helps RGPHNX[/QUOTE] Hi, thanks for the response, when i plug a external monitor into the jack in the back, i can see the video displayed fine, does this mean that the… Re: Laptop screen faint, tried replacing inverter and lcd Hardware and Software Hardware by JANINE [QUOTE=larry2148]Hi, thanks for the response, when i plug a external monitor into the jack in the back, i can see the video displayed fine, does this mean that the video card works fine? If not where would I have to go to get somthing like that checked out? Thanks![/QUOTE] hi larry. theres a possibility that a connection between the graphics … Re: Laptop screen faint, tried replacing inverter and lcd Hardware and Software Hardware by larry2148 iv tried reseating wireing a few times, its only one plug from the mobo to the monitor, so kinda bizzare that it doesnt work Re: Laptop screen faint, tried replacing inverter and lcd Hardware and Software Hardware by RGPHNX HI again , Since it works perfectly when the computer is disassembled BUT NOT when you re-assemble it.. then "something" is "loose". The first thing you need to check is the IDE cable where it connects to the MB. It usually does not have snap in/lock connectors and can easily come loose when you re-assemble the computer. It … Re: Laptop screen faint, tried replacing inverter and lcd Hardware and Software Hardware by JANINE agreed rgphnx. larry it does seem a little peculiar Re: Laptop screen faint, tried replacing inverter and lcd Hardware and Software Hardware by larry2148 thankx guys, iv tried removing the keyboard, "the connector is right bwloe there, and making sure it was tight, then powering on even w/o keyboard but no-joy, strange, if i bring it to a laptop repair place could they replace the 'short'/broken part or would they ahve to replace the whole mobo, thanks for al the help Re: Laptop screen faint, tried replacing inverter and lcd Hardware and Software Hardware by RGPHNX Hi again Larry, re:[QUOTE]then powering on even w/o keyboard [/QUOTE] the keyboard has to be connected or the computer won't EVER power on. Try it all again.. this time with the keyboard connected AND the LCD display IDE cable connected to the MB..just not re-assembled to the laptop case/frame. If it works again (like it did before) .. then the … Re: Laptop screen faint, tried replacing inverter and lcd Hardware and Software Hardware by larry2148 yeh, what i meant by disconnecting the keyboard is not fully putting it on, just putting the plug in, if you look at the laptop in person you can see all you ahve to do is lift up that keyboard and the plug is right there, so i put the keyboard on without really clipping it down, but it doesnt even touch the connector, it powers on, and i can see … Re: Laptop screen faint, tried replacing inverter and lcd Hardware and Software Hardware by RGPHNX Hi larry, You can check out small independent repair shops OR maybe your local community college has a repair class that will spec it out for free. Good Luck RGPHNX Re: UPS - which; how; what vs inverter Hardware and Software Hardware by whipaway Here at work, we have bad APCs left and right, but nary a problem with any of out BESTs. Re: LED black, need inverter? Hardware and Software Hardware by Suspishio Perhaps you could do this search in Google: "led screen circuit diagram"' there appears to be something to get your teeth into. Re: Dell Inspiron 1150 LCD Blank not Dark from inverter Hardware and Software Hardware by sennetor From what your saying I suspect it to be the LCD cable at fault. Take the back plastics off again amnd make sure its properly connected to the LCD panel. Re: Dell Inspiron 1150 LCD Blank not Dark from inverter Hardware and Software Hardware by jorastech [QUOTE=sennetor;1073550]From what your saying I suspect it to be the LCD cable at fault. Take the back plastics off again amnd make sure its properly connected to the LCD panel.[/QUOTE] Yes, I have purchsased 2 cables, made sure they both were connected. The LCDs work on a second 1150 that I have, just not this one.