if fuse is good and still no output from wled driver, then the wled driver itself is most likely damaged. If you have any more questions about what I did to get mine going, please feel free to ask!! I've fixed half a dozen monitors always the same thing Was this answer helpful? Liquid went between the display/logic Board connector and blow up 1-2 Pins. navigate here
Are you handy with a multimeter? Thanks! 05/19/2010 by ianjosef Add a comment 0/1024 Cancel Post comment Are you sure you want to delete this zzzzzz? bottom line, look for bulged capacitors first, like a transitor failed and caused a surge which blew the caps. https://d3nevzfk7ii3be.cloudfront.net/ig...
Look my laptop i fall down and the story starts... Was this answer helpful? Thanks! 03/11/2015 by Melinda I'm an idiot. Let's go from there.
Sent it out on a monday, got it back the following monday. Cancel Holger Rep: 1 Posted: 08/13/2010 Options Permalink History I have nearly the same Problem. Power output from the WLED driver ranges from something like 18-26 volts. Wled Driver Macbook Pro I love to see women cracking open their MacBooks!
Please let me know, I would really appreciate it if you took your time to help! Sign in Share More Report Need to report the video? The back light doesn't work... read this article I thought the lcd / led screen was dead but on further investigation (shining a light through the apple logo) I found that the screen is working fine its the backlight.
Without a LVDS cable, or any display an external monitor should work with a good logic board, bootable OS and a working Graphics Chip (GPU). Macbook Backlight Turns Off Transcript The interactive transcript could not be loaded. Louis Rossmann 30,564 views 22:39 Macbook Pro Reflow - Duration: 6:08. It's so annoying that my whole laptop is working but its just the %!*# light that isn't working!
Yes No Voted Undo Score 0 Cancel Add a comment 0/1024 Cancel Post comment Are you sure you want to delete this zzzzzz? https://www.ifixit.com/Answers/View/15956/No+backlight+after+liquid+spill I wish someone would come up with a more productive answer so I can move on with this problem. Macbook Pro Screen Backlight Not Working Working... Macbook Pro A1278 No Backlight via mail-in service!
No Backlight.. check over here Cancel Add your answer higna40 will be eternally grateful. BTW - it has a group of FET's internally which likely failed, so you're close on the right answer ;-} 08/06/2014 by Dan Add a comment 0/1024 Cancel Post comment Are Yes No Voted Undo Score 0 Cancel Comments: Thanks for the advice. Macbook Pro Backlight Repair Cost
Cancel originalmachead @originalmachead Rep: 104.4k 59 39 313 Posted: 07/30/2014 Options Permalink History Your generic ID covers 127 different machines over about 6 years. Do I even have an inverter board? If there was liquid damage that shorted out the display the problem may be on the logic board not the display, inverter or cables. his comment is here It works.
Some suggestions? Macbook Pro Backlight Not Working After Sleep The logic board or the backlight lamp could also be the culprits if the machine has been dropped or liquid spilled. Louis Rossmann 64,126 views 51:54 EEVblog #186 - Soldering Tutorial Part 3 - Surface Mount - Duration: 39:56.
If we could get some kind of schematic we could test for proper power to LEDs . Yes No Voted Undo Score 0 Cancel Add a comment 0/1024 Cancel Post comment Are you sure you want to delete this zzzzzz? River Man 33,347 views 6:08 Macbook Air no backlight logic board repair A1466 820-3437 - Duration: 9:23. Macbook Pro Keyboard Backlight Not Working Working...
Cancel The All-New Pro Tech Toolkit The high performance electronics repair kit. It might be scary to think about having to solder on the Logic Board, but read the thread, many of us have had major success!! Is there a fuse to check on the inverter board? weblink jessa 03/08/2015 by jessabethany Thanks olturkey and jessabethany.
Giver your self credit here as you answered your own question, with a little help of your friends! 03/22/2015 by Dan Add a comment 0/1024 Cancel Post comment Are you sure Hence the need for the recovery disk or a working external HD with the needed files to prep your new internal drive. 08/03/2014 by Dan OT - Your better at the Thanks for all the help! 07/20/2012 by Dan Griffen I have the same problem? These transistors are high speed switches that when current levels are right switch the balasts on which are where the backlights get the power.
United States Copyright © Apple Inc. Good Luck, N. Sign in 155 10 Don't like this video? Advertisement Autoplay When autoplay is enabled, a suggested video will automatically play next.
You're great!! Maybe Im not hitting the right sites to find this info, but after 6 hours of looking, you get a little frustrated. Loading... Sign in 11 Loading...
I guess I need a new display. :( I'm assuming that the backlight is integral to the LCD, so I don't have to purchase the $500 display assembly, just the $100+LCD Yes No Voted Undo Score 1 Cancel Comments: Thanks for the reply, but this model doesn't has an inverter. Yes No Voted Undo Score 1 Cancel Add a comment 0/1024 Cancel Post comment Are you sure you want to delete this zzzzzz? Add back your DC board input.
Louis Rossmann 16,213 viewsNew 1:35:29 Drag soldering to repair Macbook Pro LVDS connector. - Duration: 47:03. If anyone else is experiencing this issue at least try this quick fix:-Press control+shift+eject to put the display to sleep-Then any key to wake the displayOn my system, the issue is Lcd and lvds cable works fine on another machine. On Sale Now 5 Answers Filter by: Most Helpful Newest Oldest Chosen Solution Dan @danj Rep: 179.6k Self employed contract worker 30 67 474 Posted: 08/05/2014 Options Permalink History Your system
your lvds cable is most likely fine.