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Interactive tool
PCB / SMT Defect Debugger.
Start with the symptom you see on the board. Each answer narrows the branch — one follow-up question routes you from a defect family to the specific likely cause, then gives you what to check and how to fix it.
The framework — OBSERVE → PREVENT
01
Observe
02
Bound
03
Stratify
04
Examine
05
Recreate
06
Verify
07
Prevent
Start by observing the defect precisely, bound where and when it happens, stratify by board / position / lot, examine the process step responsible, recreate it on demand, verify the fix with data, then prevent recurrence with a control.
Step 01