A shop owner nearby brought this dead welding machine for repair and as he explained the fault I came to realize this Apex welding machine all have the same fault and I was almost sure that I...

            These TWO SMPS belonged to the hospital, where I worked. Both were brought in totally dead condition, but opened and cleaned by the IT maintenance staff, saving my time. Case (1)...

This set was brought to me by my school classmate with the complaint that it was intermittently going on/off. Though I had directed him to take it to another technician in town, due to overload of work...