How to Work with Jumper Pads and PCB Traces

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Contributors: bboyho
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Introduction

Handling PCB jumper pads and traces is an essential skill. In this tutorial, you will learn how to cut a PCB trace and add a solder jumper between pads to reroute connections. You will also learn how to repair a trace with the green wire method if a trace is damaged.

PCB Trace Being Cut on SparkFun Lumenati Boards

Pete Cutting a Trace on the SparkFun Lumenati Boards

Suggested Reading

If you aren’t familiar with the following concepts, we recommend checking out these tutorials before continuing.

How to Solder: Through-Hole Soldering

This tutorial covers everything you need to know about through-hole soldering.

PCB Basics

What exactly IS a PCB?

What is a Circuit?

Every electrical project starts with a circuit. Don't know what a circuit is? We're here to help.

How to Use a Multimeter

Learn the basics of using a multimeter to measure continuity, voltage, resistance and current.

Required Materials

To follow along with this tutorial, you will need the following materials:

Hook-Up Wire - Assortment (Solid Core, 22 AWG)

Hook-Up Wire - Assortment (Solid Core, 22 AWG)

PRT-11367
$16.95
30
Digital Multimeter - Basic

Digital Multimeter - Basic

TOL-12966
$14.95
20
Solder Lead Free - 15-gram Tube

Solder Lead Free - 15-gram Tube

TOL-09163
$3.50
2
Soldering Iron - 30W (US, 110V)

Soldering Iron - 30W (US, 110V)

TOL-09507
$9.95
6
Hobby Knife

Hobby Knife

TOL-09200
$2.95
2