This time I’m not taking something apart just for the simple joy of seeing PCB laid bare ... the piano’s Disklavier DKC500RW control unit stopped reading disks. The piano itself still worked ...

Connect the unit to the mains and switch on. Connect the PCB drill to the output terminals. As VR1 is turned clockwise, the speed of the drill should increase. Set this control to about one ...

Unlike thermocouple measurements that require contact with the PCB board, thermal imaging is a non-contact temperature measurement technology that does not risk disturbing or damaging microelectronic ...