Programming, Hardware, Software and gadgets.

Fixing a “Broken” SD Card on a UniFi Dream Wall

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 [...]

By |2025-08-01T14:46:04+02:00August 1st, 2025|Technical|0 Comments

Reparing a Gira Control 19 Client 2

A friend called me about a broken Gira Control 19 Client 2. It kept rebooting continuously, even after performing the recovery procedure. I ran several tests and was able to repair the device. If you have a broken device, feel free to send me an email (or the device) and I’ll see if I [...]

By |2025-08-01T14:15:19+02:00October 15th, 2024|Technical|0 Comments

Ubbink Loodvervangers en problemen | Ubbink Lead-free flashings and its bad quality

Sinds 2008 breng ik lood aan op verschillende plekken zoals rondom de schoorsteen, dakkapel, balkonmuren en de garage. Sinds 2013 ben ik lood gaan vervangen door een loodvervanger, niet vanwege de levensduur maar om het uiterlijk. Loodvervangers zijn er in verschillende kleuren zoals waaronder zwart en rood terwijl (ouderwets) lood altijd grijs is (eerst [...]

By |2024-10-03T20:55:17+02:00September 24th, 2024|Technical|0 Comments

Upgrading Synology DS1823xs+ and DS923+ to 64GB RAM, successful experiment!

Recently, I purchased a Synology DS1823xs+ and immediately decided to maximize its RAM memory because I run several docker containers and Virtual Machines for testing purposes. According to the official specs, this unit and its AMD Ryzen V1780B CPU support only a maximum of 32GB RAM — a limitation shared with the Synology DS923+, equipped [...]

By |2025-08-01T14:08:33+02:00September 19th, 2023|Technical|3 Comments
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