And you need to find the component also. If you find any faults in the power cord, replace it. Press F1 to enter ThinkPad Setup when the ThinkPad logo appears.3. I think the pliers shocked it while I was moving around the vrm heatsink with the computer on. news
the thing is...I was also only getting 8v on each red wire when I had just the dc jack connected to the ac adapter alone... Showing results for Search instead for Do you mean Users Online 107 Members / 6081 Guests English Community > ThinkPad Notebooks > ThinkPad: X Series Laptops > X1 Carbon Won't Boot Here is a picture of the pinout. Apr 12, 2008 #7 (You must log in or sign up to reply here.) Show Ignored Content Topic Status: Not open for further replies.
But if you have 8V DC at the motherboard, then you have a short circuit on the motherboard. Is that a logical explanation? will look into how to get it RMA'd.
You might get lucky. 1 Kudo Reply ThorsHammer Bit Torrent Posts: 2,413 Registered: 04-08-2011 Location: USA Message 9 of 84 (14,694 Views) Re: X1 Carbon Won't Boot without AC Cord [Edited] The green power light on the MB stayed lit up, but pressing the power button, or holding it, did absolutely nothing.From that point, I opened up the computer again and tried If it's still not turning on, it could be a problem with an internal component. 4 Pin Atx 12v Power Connector Problem and = ?
If you find a post helpful and it answers your question, please mark it as an "Accepted Solution"!I am not a Lenovo employee 3 Kudos Reply kirkdwalker What's DOS? Computer Won't Start When Atx12v Is Connected I tried plugging/unplugging the dvi port from the gpu and it appears to be recognizing it because the screen stalls like it is about to start but it eventually just goes I could be wrong, but this is what I conclude. The speaker is definitely in the right spot too.
Apr 11, 2008 #3 djzolla TS Rookie Topic Starter thanks for the replies, i tried both PSU's on a different motherboard running a P4 processor and both seemed to work fine. Computer Starts By Itself, When You Plug It In. Reply to pepi93 m 0 l jarotech a c 528 D Laptop a b V Motherboard January 5, 2014 12:45:07 PM The voltages you gave me are not conclusive to determine I have already tried to clear CMOS with no luck. The two readings are good, but the comparator inside the chip gives a low signal to the ACOK who is the AC Detect Output.
Where would I find it on the board? What you are searching for is a little black square chip with 8 pins, beside the chip, it's written Q6002, I need the number on the chip, just to be sure. Computer Won't Start With Cpu Power The problem is there is no picture on the display my computer screen just switches between analog/digital and eventually just goes to a black screen. Computer Won't Boot With Cpu Power Cable Plugged In His articles have been published on FindTheBest.com, where he was a daily writer in the smartphones and tablets section.
Wait a second, what USB connection in the new video card? navigate to this website Once you have the new power supply installed, boot up using the integrated graphics. This leads me to believe that I fried the cpu as well somehow. No beeps at all Anonymouselite5Nov 17, 2014, 6:01 AM Anonymous said: No the cpu is installed. Computer Won't Boot When 12v 4 Pin Is Plugged
I am not sure if any of them will help, but you should be aware of them. 0 Kudos Reply me9394 Fanfold Paper Posts: 5 Registered: 09-15-2012 Location: US Message 10 Motherboard refuses to power with 8pin CPU connected Can cpu or a8v mb fry if 4-pin 12-volt power not connected? Reply to jarotech m 0 l pepi93 January 4, 2014 8:07:51 PM can we fix it? http://upxpress.net/computer-won-39-t/won-t-boot.php blakwidowrsaSep 2, 2012, 11:32 AM OK, lets start over.You said the one board worked once outside the case, and now both mobo's and both PSU combos don't work?Remember it is "normal"
Join the community here. Computer Wont Turn On When 4 Pin Is Connected Do both need to be connected to the power Supply? Check the AC brick for any discoloration, burning smells or warped parts.
If they bulge or leak they are clearly defective, but they can be defective while showing no outward signs.As a hardware tech, if I had a problem like this with a have reseated everything twice aswell. SHOW ME NOW CNET © CBS Interactive Inc. / All Rights Reserved. Computer Turns On By Itself When Plugged In No Display I also tried the P4 processor from that mobo on the new mobo(mobo supports both the processors) but get the same problem.
But I highly doubt you'll get past the motherboard. Sorry if it's too technical. If this happens again, try booting on AC, go into BIOS and try disconnect and reconnect battery and see if that resolves it. click site Reply to jarotech m 0 l pepi93 January 3, 2014 12:57:34 PM I can't say I know what I'm looking for...so far I can't locate it....do you have skype?
so not many connections to play with. Please let me know if you can help me, I've been going crazy over this. 9 answers Last reply Feb 3, 2016 More about boot plug power gtx960 graphics card psu Since your machine is having issues, you might try the published procedures and see if they help. I tested it now on a old P4 mobo and PSU I have lying around.
Reply to pepi93 m 0 l jarotech a c 528 D Laptop a b V Motherboard January 3, 2014 12:14:00 PM The black probe is still with the black wire, check Reply to pepi93 m 0 l jarotech a c 528 D Laptop a b V Motherboard January 5, 2014 6:12:31 AM I can do it, but you if you never solder