Test Jig - 4x4 Matrix Keypad Membrane

This is the link to our product :

4x4 Matrix Keypad Membrane : http://nadieleczonesolutions.blogspot.my/2015/01/4x4-Matrix-Keypad-Membrane.html

4x4 Matrix Keypad Membrane

The development of test jig is to test every single 4x4 Matrix Keypad Membrane is functioning well before we handle it over to customer.

 Test Jig without 4x4 Matrix Keypad Membrane

Test Jig with 4x4 Matrix Keypad Membrane

Above picture is our test jig. The 4x4 Matrix Keypad Membrane is plug in into this test jig to test it functionality.

This test jig is able to:
+ Scan input from 4x4 Matrix Keypad Membrane
+ Show the output on the on-board test jig LCD

Below is the video how the 4x4 Matrix Keypad Membrane is test:


If you like to know how this test jig is develop or how is the wiring and circuit diagram, feel free to leave comment below and we will elaborated more on this blog.

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