How To Repair Cannot Desolder Motherboard Tutorial

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Cannot Desolder Motherboard


Logged superscott319 Contributor Posts: 15 Country: Re: How to Remove Solder that Won't Melt? « Reply #22 on: August 19, 2013, 01:30:30 PM » Quote from: PA4TIM on August 18, N. Two at least, probably three. If you use a traditional soldering iron / station, you will not be able to melt the solder on the power jack of a motherboard. navigate here

I looked up your iron online. I looked up your iron online. Online since 1999. Logged Corporate666 Supporter Posts: 1822 Country: Remember, you are unique, just like everybody else Re: How to Remove Solder that Won't Melt? « Reply #18 on: August 18, 2013, 04:52:28

How To Remove Solder That Won't Melt

I'll keep all that in mind though. Member Group: Trusted Members Posts: 396 Member No.: 1,056 Joined: July 20, 2004 I've got a PCB from an LCD power supply that I'm trying to replace a few capacitors on. I know it sounds crazy saying to desolder something that you need to add fresh solder to it- preferably with a lower melting point - to make the process of desoldering Logged eKretz Regular Contributor Posts: 225 Re: How to Remove Solder that Won't Melt? « Reply #20 on: August 19, 2013, 06:28:35 AM » Quote from: true on August 18,

How would you do it? Discussions Cyber Deals Vendor Discussion Forum Feedback Mod Hotline « Previous Thread | Next Thread » Forum Hardware General Hardware Cant remove solder.. He needs to scrape/clean the oxidation off the tip and re-tin the tip.Nah, sounds to me like a cheap crap iron that isn't getting up to temperature, and doesn't have the Best Soldering Iron For Motherboard Repair How to iterate over a list using a Regex How to say 'can' in Spanish?

Advertisement Autoplay When autoplay is enabled, a suggested video will automatically play next. Solder Won't Melt On Copper Pipe Published on May 6, 2013How to desolder through-hole electronic parts. The test board was worse, they must have looked hard to find such unreliable a socket as they could, and then used it for everything, including resistors and supply decoupling capacitors. Re: Help, Can't Desolder Capacitor Even With 2 Irons « Reply #15 on: December 19, 2012, 06:45:52 PM » The trouble with 'isolating the ground plane' is that on many boards

my laptops power adapter broke off the mobo. How To Desolder Lead Free Solder The only other two possibilities would be heat from my iron not making contact with the joint or my cheap desoldering pump. In summary: ground plane connected part, conformal coating, RoHS (I think most intel iMacs are RoHS compliant), means you need something more than the standard pencil type soldering iron. Make sure you repeat the movement until you have covered the entire tip.

  • I see there's many different types of fluxes available.
  • Why more aggressive flux?
  • Thats the main difference between a cheap hobby soldering station...temperature controlled, digital fancy and whatnot...I'm taking that you don't have a weller or hakko station then?Besides...lead solder and lead-free solder doesn't
  • Adding leaded solder lowers the melting point of the lead free stuff & (relatively)heavy pressure on the tip gets through any coating & helps start the process.
  • Is it non-toxic?
  • I think you'll find that a lot of things magically start working better with a liberal application of flux Being how difficult it was to melt the solder already on the
  • I was told why by a manufacturer:It costs several thousand dollars to charge a wave soldering machine with lead free solder, due to the high cost of the solder.To maintain their
  • IMG_2282_small.jpg (76.04 kB, 800x600 - viewed 397 times.) Logged Collecting old scopes and logic analyzers, and eevblog newly deleted posts.
  • He over looked that if you melt some lower temp solder into the existing joint that this factor goes away.
  • I applied some heat to the solder joint I was trying to melt and...nothing.

Solder Won't Melt On Copper Pipe

just gotta kinda bust that off. -------------------- >]:::|- Particle Posted: January 22, 2011 09:39 am Sr. At the temperatures I was using, a few days back the thing would start to oxidize within seconds after cleaning. How To Remove Solder That Won't Melt This is assuming a properly tinned tip and not leaving it on long enough to create too hard a coat of oxides. Soldering Iron Won't Melt Solder On Circuit Board

It cleans back to a silver, shiny nature when run across a sponge. A couple weeks later they brought in a board because the operator was having trouble removing solder from a row of connectors. I tried sanding the stuff away, but I couldn't even scratch it. Using of proper size iron TIP is necessary. Motherboard Solder Melting Point

I'm not the best solderer in the world, but I've never heard of anything like this. During the desoldering process you may need to clean the soldering iron tip again. Is the tip properly "tinned"? Lead-free solder melts at a much higher temperature.

If so, sand/scrape away the solder mask around them to expose the copper, then repair with wire.If your soldering iron is a $10 RadioShack special, then my diagnosis is "fucked". « Solder Used On Motherboards Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the Or at least it's going to be a bitch to repair, and without kicking you while you are down, if your skills and equipment are such that this is your result,

It isn't just that its lead free, but most mass produced things use wave soldering rather than normal solder share|improve this answer answered Jan 14 '12 at 1:51 Journeyman Geek♦ 93.2k29171291

So I found a bit of old copper bus-bar, hack sawed a bit off, put a bevel on it with a radial saw (but a file would have done the job What are you using to remove the old solder (sucker or wick)? When the board was taken back to the company by the salesperson, repair people were told to "clean and flux" first. How To Solder Motherboard Components Turning up the heat on your iron isn't the solution.

This usually comes down to not enough or no flux, placing the iron to one side in order to see the solder ( a mistake made by many beginners) you should do these companies use something else? Use lots of flux, and melt their special solder into the joints. My suspicions: 1) "High temperature" ain't as high as you think. 2) Corroded tip - not making good contact with the solder to transfer heat. 3) Lead-free solder was brought to

Logged TerraHertz Super Contributor Posts: 2385 Country: Why shouldn't we question everything? Maybe. Lead free sucks....On topic, it's easier to remove solder by adding new solder to the joints. Was this answer helpful?

What methods, what dark magics did you apply? Just dip your iron tip into it until the solder will wet onto the tip. Pages:12( Go to first unread post ) Can't Get This Solder To Melt, What is it, pure tungsten? Re: Help, Can't Desolder Capacitor Even With 2 Irons « Reply #10 on: December 18, 2012, 12:19:02 PM » ROHS solder is more than a pain in the butt to PCB

As for the board, I figured it's probably dead but it was broken to begin with so that's not a problem.Quote from: Corporate666 on August 18, 2013, 04:52:28 PMOh my god!Not Desoldering the Component6. solder. Download / Print this Topic Download this topic in different formats or view a printer friendly version.

Practise with the hot air on some old motherboards or similar - the ground/power planes take a long time to warm up. What would be the best way to clean up a PCB that's been badly soldered like this?Thanks for any advice. « Last Edit: August 17, 2013, 01:23:26 PM by superscott319 » This feature is not available right now. The answer would be too put the heat in at a rate higher than it is being lost, and using a larger surface area to administer it.When you're trying to melt

After this process, add some new solder to the terminals of the component to be desoldered. Reply With Quote 12-15-09,06:34 PM #3 torin3 View Profile View Forum Posts Member Join Date Dec 2004 Location Seeing how many GPUs I can cram in one box You can