DC power jack repair guide. This guide will explain how to repair a failed or loose DC power jack on a laptop computer yourself. Disclaimer Ive made these instructions only for people experienced with soldering and repairing computers. Laptopdesktop.jpg' alt='Packard Bell Easynote Recovery Disk' title='Packard Bell Easynote Recovery Disk' />Any laptop computer has a CMOS battery also known as RTC battery. The CMOS battery connects directly to the laptop system board and helps to retain important BIOS. If you dont feel comfortable doing this job, please do not open the laptop or you can permanently damage your computer. Take your laptop to a professional repair shop instead. Use this repair guide at your own risk. For this repair youll need the following tools. Soldering iron or soldering station. I use Weller WES5. PackardBell.lm85.1.hdd-3.jpg' alt='Packard Bell Easynote Recovery Disk' title='Packard Bell Easynote Recovery Disk' />I set temperature to about 8. F. 2. I use high tech rosin core silver bearing solder from Radioshack with diameter 0. Catalog 6. 4 0. I think standard rosin core solder will work just fine. Desoldering pump for removing solder around component leads. I use Edsyn Soldapullt pump, model DS 0. A new DC power jack. Laptop DC power jack repair guide. As you see on the following picture, the solder drop on the positive terminal looks different than on other three contacts. Thats where the problem is. The positive pin is not making a good contact with the motherboard and because of that power to the laptop cuts off when I move the power plug inside the power jack. Im going to desolder the power jack from the motherboard, clean contacts on both power jack and motherboard and then solder it back in place this is the proper way fixing the power problem. Learn how to do just about everything at eHow. Find expert advice along with How To videos and articles, including instructions on how to make, cook, grow, or do. How To Repair No Power Symptom In Asus X555LD Laptop By Albert from Netherlands. Start desoldering process with adding some new fresh solder to all three contacts. This will make old solder more flowable, easier to remove. While heating one of the contacts, remove the solder from this contact using the desoldering pump. Repeat the same steps with all power jack contacts until you remove as much solder as possible. Grab the power jack and carefully try removing it from the motherboard. PackardBell.TJ75-JO.1.dvd.jpg' alt='Packard Bell Easynote Recovery Disk' title='Packard Bell Easynote Recovery Disk' />Most likely you will not be able to remove the power jack the first time because there will be some solder bridges left between the contacts and traces on the motherboard. Carefully wiggle the power jack without applying any significant force and at the same time heat up all contacts one by one. This will help you to remove the power jack. The DC power jack is almost removed from the motherboard. Be careful. Inside the positive hole there is a copper sleeve which connects the terminal on one side of the motherboard with the traces on the other side. Akruti Software For Windows 7'>Akruti Software For Windows 7. If you are removing the power jack with force, you can pull the sleeve from the hole. You dont want to do that. Packard Bell Easynote Recovery Disk' title='Packard Bell Easynote Recovery Disk' />UPDATE If you accidentally removed the internal sleeve, check out this post How to fortify damaged power jack connection. So, do not apply any force and make sure the solder is melted when you are removing the power jack. I hope you understand what Im talking about. After the power jack is removed, clean all oxidized contacts with a knife. Apply a fresh coat of solder to all contacts on the power jack. The power jack terminals will look dirty because of melted flux. You can remove the flux using the tooth brush and alcohol. Its not necessary but it will make your job looking clean. Apply a fresh coat of solder to all power jack terminals on both sides of the motherboard. This side has been coated. And this side has been coated too. SMR--A29Sg4/hqdefault.jpg' alt='Packard Bell Easynote Recovery Disk' title='Packard Bell Easynote Recovery Disk' />Now you can install the power jack back on the motherboard. Put something under power jack so there is no gap between the jack and the motherboard. Now you are ready to solder the jack back in place. Solder all power jack pins. Statistical Techniques Statistical Mechanics. This guide will explain how to repair a failed or loose DC power jack on a laptop computer yourself. Disclaimer. Download the free trial version below to get started. Latarjet Anatomia Humana 4 Edicion. Doubleclick the downloaded file to install the software. The job is done and the laptop DC power jack is fixed. B E A utiful Now just install the motherboard back into the laptop and you are done.