Re: Short on +5v rail on DSP-1454NN AT PSU
Posted on 2023-03-21, 16:09
That is most likely a short on the primary side then. Let the PSU sit disconnected for 5min then start checking things: 1) diodes D1, D2, D3 and D4 for being shorted, preferably using diode check function in the meter - anything below 0.5V is very suspicious since these are silicon diodes 2) both …