What should be paid attention to in building a test jig?
Notice in building a test jig:
- Make sure there is no electricity
in operation.
- There must have location ejector pin, to confirm test board
closely with jig.
- Location ejector pin must taller than other ejector
pins. Before start test, ensure the location of test board is correct.
- VDD/VSS
ejector pin should be lower than location ejector pin, but must taller than other
pins.
- It must be close to MCU XOUT / XIN pin when soldering XTAL to jig
- Confirm
all connectors are stable.