Challenging Connector Rework
covers a challenging connector rework project on an assembled circuit board.
Solder Mask Touch-Up At BGA Sites
Covers repair of solder mask at a BGA component site on a circuit board assembly to ensure proper replacement.
X-Ray Finds Shorts in Drilled Holes
Covers use of X-ray to finds shorts at drilled hole locations on circuit boards.
How to Select the Right Eyelet for Plated Hole Repair
Covers selection of eyelets for repair of damaged plated holes on assembled circuit boards.
Exploding Solder Balls
Covers problems associated with BGA component rework on assembled circuit boards.
How Reliable Is Your Rework?
Covers reliability of repair and rework procedures on assembled circuit boards.
Solution for BGA Footprint Mismatch
Feature covers modification of the footprint at a BGA site on an assembled circuit board.
Soldering Long Gold Plated Pins
Feature explains the steps involved in soldering to gold plated pins into plated holes in circuit boards.
Alternative to Dead Bug Rework
Feature covers solution alternative to dead bugging.
Flash Memory Card Rescue
Feature covers repair of a damaged flash memory SD card.
The Most Essential Tool for Repair Techs
Feature covers microscopes, an essential tool in any rework and repair department.
How to Use a Solder Fountain
Feature covers use of solder fountain systems to rework, remove and replace large through hole components on assembled circuit boards.
Rework for Pad and Component Mismatch
Feature cover steps to rework a pad to part size mismatch on an assembled circuit board.
4 Techniques for Removing Solder Mask
The most common methods for removing coatings including grinding and scraping; milling and machining; chemical stripping and microblasting.
Tips For Through Hole Connector Rework
Feature covers use of a solder fountain system to quickly and reliably remove and replace large through hole components, including connectors.
Trimming Conductors in Very Tight Places
Covers how to reduce a circuit pattern size when a pad or conductor is violating space requirements.
Changing a Conductor Path at a BGA Site
Covers steps to modify circuit and conductor paths at a BGA site on an assembled circuit board.
How To Restore Damaged Gold Edge Contacts
Repair and replating of solder contaminated and damaged gold edge contacts.
Review of Hot Air Component Rework for SMT Components
Component rework using hot air, proper nozzle selection and the importance of circuit board positioning.
Method for Adding A Via Hole
Reviews steps involved in adding a via hole to a circuit board.
Tips for Rework of Large Scale BGA Components
Explains the challenge of reworking a large BGA components on an assembled circuit board.
Base Board Burn Repair - How and Why
Covers the cosmetic and appearance aspect of repairs to a circuit board assemblies.
Ten Rules for Jumper Wires
Covers the various options and methods for using jumper wires on assembled circuit boards.
A Solution for Broken Pin Repair
Review the repair of a broken pin on a pin grid array by soldering on a specially modified new pin.
Challenging Gold Contact Repair
Covers repair of deep voids in gold edge contacts on circuit board assemblies.
Are Your BGA Rework Operators Experts?
Explores the skills required to be a top level BGA component rework technician.
BGA Conductor Path Re-design
Reviews a procedure to rework the conductor paths at a BGA site without using traditional jumper wires.
How to Fix Press-in Fastener Damage
Reviews the repair of circuit board base material at a mounting hole location from an improperly installed press-in fastener.
Tips and Tricks for Successful Rework
Covers some insider tips for reworking assembled circuit boards.
Edge Milling to Reduce Board Thickness
Covers the steps involved in milling edges of assembled circuit boards to reduce the edge thickness.
3 Options for BGA Rework
Covers various options for BGA component rework on assembled circuit boards..
Big Time Damaged Conductor Repair
Covers steps involved in complex repair of internal circuit damage on assembled circuit boards.
Rework Option Eliminates Jumper Wires
Covers methods and techniques for rework without using jumper wires.
Potted QFP Rework Challenge
Covers process steps for a complicated rework of potted QFP components.
Options for Gold Contact Rework
Covers various options and steps for repair or replating of gold edge contacts.
Damaged Mounting Hole Repair
Covers repair to circuit board base material at an ejector handle location on an assembled circuit board.
Rework for Internal Conductor Mismatch
Covers procedure for rework of circuit boards with internal conductor errors.
BGA Component Site Modification - Is it Possible?
Covers common type of BGA component site modification using a flat conductors instead of jumper wires.
Converting Tin/Lead BGA Pads to Gold Plated
Covers steps using conductive ink to complete circuit plating for small gold pads on circuit boards.
X-Ray System Eye Opener
Includes various x-ray images of circuit boards and reviews how to analyze and pin-point defects.
Case of the Missing SMT Pads
Covers steps to add surface mount pads that were missing from the original circuit board design.
Solder Joint Opens - What To Do?
Covers causes of solder joint opens.
Preventing BGA Component Warp During Rework
Covers how to prevent BGA component warp during BGA component rework.
Inner Layer Conductor Modification
Covers how to rework inner layer conductors on multilayer circuit board assemblies.
Beyond Repair... Think Again
Covers repair of damage to circuit base board material using a variety of methods.
Keysight Technologies Adapter Rework
Covers process for installing Keysight Technologies DDR2 DRAM BGA Probes onto circuit boards.
Reworking Internal Connection at a Via Hole
Procedure to modify circuit board with a signal error at a via hole location.
Questions to Ask When Salvaging Components
Covers variety of techniques to salvage components from assembled circuit boards.
Jumper Wire Nightmare
Covers the process to use a significant number of jumper wires to correct a major connector mismatch.
How To Restore Missing Internal Layer Connections
Covers procedure to restore missing internal layer connections on a circuit board.
6 Common Mistakes of BGA Rework
Covers common mistakes that occur during BGA component rework.
Isolating a Plated Hole From Ground
Covers steps to rework a plated through hole pad to isolate it from the surface ground plane.
11 Rules for Circuit Board Mods
Covers some of the odd twists and turns occasionally needed to modify assembled circuit boards.
Backplane X-ray Analysis
Covers analysis of a circuit board backplane failure using x-ray images
Scrapes and Breaks Repaired
Covers a variety of techniques to repair scrapes and other damage to circuit board assemblies.
Rework for Missing Ground Connections
Covers procedure used to repair large surface plane voids on circuit boards.
Unique Ground Plane Transplant Repair
Covers procedure used to repair large surface plane voids on circuit boards.
Solder Mask Rework at a BGA Site
Covers issues involving solder mask coverage damage at BGA sites resulting from rework.
Cutting Circuits and Conductors
Covers steps to perform cuts on external and internal conductors on circuit board assemblies.
Conductor Repair - When Appearance Counts
Covers repair of a damaged conductor on a circuit board using a flat ribbon instead of a jumper wire.
The Repair Technician Hall of Fame
Is there a circuit board repair technician Hall of Fame?
Base Board Repair
Plated Hole Repair
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Circuit Technology Center, Inc.
22 Parkridge Road
Haverhill, MA 01835 USA
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Circuit Technology Center
is ITAR Registered
IPC member since 1986
First-aid Kits for Circuit Boards