Re: CyberPower 1350AVR - Repair

Just wanted to document that I repaird two CP1500AVRLCD by replacing C1 and C3 (and the VIPER22A) just like OP.

Both had brown-ish zone around the VIPER22A and only one had critically failed: battery would discharge very slowly when connected to the power outlet and almost instantly discharge when unplugged (so after a while plugged, the UPS would complain that the battery was dead). I first thought it was the battery, but I swapped it with the other UPS, and it worked fine in the other UPS. Also tested the output voltage and it looked...