Recently, I repaired a rack-mounted APC AP7952 (Zero-U) PDU that only showed 9 outlets instead of the full set of 24. This issue isn't limited to the AP7952, it can happen with other models like the AP7951, AP7953, AP7921, and more. The unit was no longer responding on the network and I couldn't access the [...]

Recently, my UniFi Dream Wall (UDW) reported that storage was not healthy. Under Settings > System > Storage, it said: "Drive failure detected" and "Storage not healthy" with an exclamation mark icon Here's how I recovered a seemingly failed SD card in my UniFi Dream Wall without replacing it. I had previously upgraded the internal [...]