Knowledge Base
Repair procedures, diagnostics, and guidelines
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10 articles
Power Supply Troubleshooting Flowchart
Step-by-step diagnostic flowchart for power supply issues including no-output, over-voltage, under-voltage, ripple, and ...
IPC-7711/7721 Quick Reference for PCB Rework
Quick reference summary of key IPC-7711/7721 procedures relevant to our repair operations. Includes pad cratering guidel...
BGA Rework and Reflow Profile Guide
Detailed guide for BGA rework including proper reflow profiles, underfill removal techniques, site preparation, and insp...
Communication Bus Debugging (I2C, SPI, UART)
Complete guide to debugging communication bus failures including logic analyzer setup, common failure modes, and repair ...
MOSFET Testing and Replacement in Motor Drivers
Guide for testing, diagnosing, and replacing MOSFETs in motor driver circuits. Covers Rds(on) measurement, gate charge t...
Capacitor ESR Testing and Replacement Guide
Comprehensive guide for identifying and replacing degraded capacitors in power management circuits. Covers ESR measureme...
Incoming Quality Inspection Checklist
Standardized incoming quality inspection checklist for PCB assemblies. Covers visual inspection criteria, automated opti...
ESD Protection Design and Repair Guidelines
Guidelines for ESD protection circuit design and repair. Covers TVS diode selection, placement best practices, and field...
FPGA Configuration and Flash Memory Recovery
Procedures for recovering corrupted FPGA configuration including flash reprogramming, JTAG recovery, and dual-bank fails...
Thermal Management Best Practices for AI Boards
Best practices for thermal interface material application, heatsink mounting, and thermal verification testing for high-...