World Authority on Circuit Board Rework, Repair and Modification
Published by Circuit Technology Center  and CircuitMedic
July 6, 2017
Ten Rules for Jumper Wires
Ten Rules for Jumper Wires
The need to attach jumper wires to circuit board assemblies is inevitable. Essentially, jumper wires fall into three basic categories. First, those that are considered a component and part of the original design. Second, those that are added after the original design and fabrication to effect a modification. And third, those that are added to correct a defect ...
Feature Story
BGA Rework Residue Concern
Ask the Experts
Sometimes after removing a BGA for rework we see an outline of residue on the laminate around the pads. This residue is not easily washed off so we carefully scrape off the residue with a knife. Is it necessary to remove this residue before we install the new BGA?...
Ask the Experts
Rework Challenges for Leading Edge Components BGA, QFN and LED
Ten Rules for Jumper Wires
Many rework processes are still manual ranging from hot air pencils to automated rework machines. This paper outlines rework processes for many challenging components including BGA, QFN/BTC, and LED packages ...
Technical Library
Tips for Rework of Large Scale BGA Components
Ten Rules for Jumper Wires
You've just been given a board with a shorted BGA site. If management decides the board is worth salvaging, there's only one thing to do; remove the BGA component, clean the site, paste the site, and replace the BGA. You've done this many times before, but still, as any one who has attempted BGA removal and replacement knows, BGA rework at any level can be finicky and challenging. Yes, it is complicated enough, but in this case the challenge is magnified as this BGA component has 2600 balls at 1.0 mm pitch. You're no quitter so you ...
Feature Story
Countries Most (and Least) Likely to be Affected by Automation
Ten Rules for Jumper Wires
Around the world, automation is transforming work, business, and the economy. But, the impact of robotics, AI and the Internet of Things, will vary widely from country to country ...
Technology Briefing
Published By
Circuit Technology Center
CircuitMedic
Contributors
Andy Price, Bob LePage, Ronna LaBranche, Jose Irizarry, Ted Farnham, Bun Chhouy, Skip Moccia, Peter Vigneau, Jeff Ferry

For over 33 years Circuit Technology Center and CircuitMedic have been recognized as the world's most innovative and reliable specialists in circuit board rework and repair services and products.
Trivia Question
Who is known as The Father of Geometry?
See the answer below.
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Trivia Answer
Euclid of Alexandria is called the Father of Geometry. He received his education at Plato's Academy in Greece and moved to Egypt to teach.