Tag: soldering

Sonoff Smart WiFi Switches Tasmota External Sensor 5V PIR Mod

Following on from this guide about flashing the Sonoff ESP8266 based wifi switches with custom firmware (Tasmota), this guide deals with how to use them with external sensors on one of the free GPIO pins as a secondary trigger. I wanted to use a PIR to create a motion sensor. The sensor I used was a HC-SR501, a cheap and...

Samsung Monitor Power PCB Capacitor Repair

If you have a Samsung LCD monitor that has started taking ages to turn on, flickers, has a flashing blue power button with a black screen (i.e. not the “no input” message), makes a high pitched whining noise or even fails to turn on at all, the problem is likely to lie with the power circuit board (IP-45130A, pictured below)...

Asus EEE PC: Remote On/Off

I originally bought my EEE 701 PC intending to use it as an upgrade/replacement for my current Car PC as it is much smaller, consumes less power, and uses a solid state drive (SSD) for data storage (meaning no moving parts while booting the OS and frontend etc). There were a couple of problems I needed to overcome though –...