This Tech Tips video explains how to troubleshoot the PS Series power supplies
This video covers checking for power indicators (red, green, and yellow lights), adjusting output voltage with a potentiometer, and understanding the fire alarm link that cuts power during an alarm. The video also demonstrates how to test outputs using dry contacts, handle wiring easily by removing components, and the resettable fuse feature that isolates faulty outputs while keeping others operational.
Quick Navigation:
0:37 – Main Board Wiring Overview
2:30 – Fire Link Functionality
3:30 – Inputs & Outputs Explained