Date	Type	Detail	File
2021-09-09	Hardware	Reason for Change *Improve the durability and stability *Enhance the body structure *Circuit optimization and protection *Optimized circuit and parts protection Description of Engineering Change *Remove the SD Card slot and change it to 64GB internal storage *Move the AC power from the side to the back *The size has been changed from 28.5 x 23.5 x 5.8 cm to 30.5 x 23.5 x 6 cm *Weight changed from 2 kg to 3.3 kg Effects of Change *The shell is not compatible with the old model *The bakelite is not compatible with the old model *Hand pressure fixture is not compatible with the old model *Stand alone need to reconnect with PC to replace files *Old version of programmer will be no longer updated or fixed but replaced by a latest model version *Size and power supply position adjustment	Engineering Change Notice _Progmaster 20210823.pdf
2016-02-01	Socket Adaptors	Change Socket Supplier SPI-100-BGA024-080060-01BM => SPI-100-BGA024-080060-001O SPI-100-BGA024-060080-01DM02 => SPI-100-BGA024-060080-001O02