DC power jack repair guide Do it yourself instructions

DC power jack repair guide. Do-it-yourself instructions.:
This guide will explain how to repair a failed or loose DC power jack on a laptop computer yourself. Here’s my previous post related to DC power jack related issues.
Disclaimer: I’ve made these instructions only for people experienced with soldering and repairing computers. If you don’t 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.
First of all, you’ll have to disassemble your laptop and remove the motherboard. Here you’ll find disassembly instructions for some major laptop brands such as IBM, Dell, HP, Compaq, Toshiba. If your laptop is not on the list, you’ll have to figure out yourself how to take it apart.


For this repair you’ll need the following tools.

1. Soldering iron or soldering station. I use Weller WES51 soldering station and for this job I set temperature to about 800-850°F.

2. I use high-tech rosin core silver-bearing solder from Radioshack with diameter 0.022″ ( Catalog #: 64-013 ). I think standard rosin core solder will work just fine.

3. Desoldering pump for removing solder around component leads. I use Edsyn Soldapullt pump, model DS 017.

4. 99% isopropyl alcohol and tooth brash for cleaning the motherboard from flux.

5. A new DC power jack, you can find a cheap one here.

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. That’s 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.

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HP Pavilion dv7 Manual Guide

HP Pavilion dv7 Manual Guide - The HP Pavilion dv7 is really a multimedia notebook out there for under 800 Euro (~$1035). While, the buyer wont receive the newest components, they ought to be happy with the nice aluminum scenario.

17-inch multimedia notebooks are very well-known. These laptops are frequently utilised as desktop replacements as they involve much less room and are much easier to transportation. Customers in search of this sort of a 17-inch model with quick hardware will speedily come across themselves around the HP homepage thinking about the Pavilion dv7 sequence.

In this particular overview, well exam the HP Pavilion dv7-7000sg. This laptop is priced down below 1000 Euro (~$1300), and presents a 17-inch display with a focused Nvidia GeForce graphics card, an Intel Main i5 CPU and enough RAM and difficult disk room. Even so, the customer will not receive a Comprehensive Hd screen or a Blu ray generate. Study on to discover out how the notebook performs in our exam.
Situation

Our exam design contains a a little unique look with the previous models in the dv7-6xxxx series. As expected of a Pavilion dv7 design, HP uses plenty of aluminum. This helps make the model look and feel pleasant, and aluminum is way sturdier than artificial substance. The aluminum surfaces seem as though they have been lightly brushed, which supplies them the everyday "grooved" structure. The matte black complete appears to be very good and high-quality, with out being much too thick. Unfortunately, the surface area is not really immune to fingerprints. And so the consumer should have to sometimes choose a cleansing cloth for their notebook.

HP proceeds the design to the within. Matte black aluminum surfaces address the bottom and this assists make the laptop computer durable. By way of example, the hand-rest areas are fairly robust and do not budge under force. The keyboard does cave in slightly beneath modest strain. The stiffness on the exhibit is medium. For price detail, click here.

Download HP Pavilion dv7 Manual Guide

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