Troubleshooting the Stencil Printing Process - SMTA
Troubleshooting the Stencil Printing Process - SMTA
Troubleshooting the Stencil Printing Process - SMTA
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Check <strong>the</strong> ToolingNext: Remove <strong>the</strong> stencilInspect <strong>the</strong> stencil• Physical damage• Paste/debris in apertures• Worn out or dirty fiducials• Rips or tears in mounting meshInspect <strong>the</strong> board support• Is dried paste interfering with PWB?Shuttle a board into position• Tap or press on top to verify support• Check for movement in X & Y• If vacuum, check for leaks
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