Functional test

A functional test checks whether the print does indeed what it was designed for.
Either through pinbed-contacts or connectors real operation is simulated.
On I/O level the functionality is checked.

optische test

Optical test

First there is the Optical Inspection where it is made sure that all components are rightly place. This can either be a visual inspection or automated through a so called AOI scanner. AOI refers to Automated Optical Inspection.
MDA test - pinnenbed

MDA test

Secondly there is the MDA test. MDA stands for Manufacturing Defects Analyses. All components are measured through the pin bed method on placement and whether they have the right value and properties.
functionele test

Functional test

Thirdly we perform a Functional Test by which we make sure the print functions as it should. This can be done via connectors or via a pin bed device which makes contact to dedicated contact points on the backside of the PCB.

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