Many of our boards these days have TIC controller (MSP430F155IPM) to control power supply inputs – One of the requirement for our ICT is to program this TIC on board. We need a main board that has the CPU to check and program the TIC controller if it’s blank or wrong firmware version. It does …
If our test boards have some push button switches that need to be tested, we used to use manual hand push rods, it’s time consuming and the operators do make mistake when their fingers are tired from pushing them. Some fixture vendors offer pneumatic solenoid push rod which are very reliable and extremely quick to …
I’m sure there are many ways to detect LEDS at ICT. Many would use these color sensor inside the fixture. The only draw back for this type is the reliability and the costs of sensors themselves, also the fixture must be totally seal dark for the light sensors to work properly. I’ve never used any …
Many times we have to add additional tests that requires adding wires in the fixture. My board has 3 pressed fit mounting washers need to be tested at ICT for presence. The fixture vendor put 3 switches there with wires ready to be wired to the fixture. I do have the mounting hole with the …
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For any types of testers, it doesn’t matter if it’s functional testers or ICT testers, design for testability is always the key of having great products. It doesn’t matter how good a design is, if it’s not testable to produce quality and high yields product, it’s not a good design. The best products must be …
Most of ICT test engineers only know of HP3070 and not A 3070 because the name has been so popular in the automatic test equipment communities. Agilent was spun off from HP many years ago, but most of people still use the old and reliable (10-15 year old) HP3070. Many years ago, people believe that …