Diagnose BQ phone with memory problems. It is a very common failure in this brand. We are going to measure some voltages in search of the culprit. The measurements in the devices are very important to know the operating status of a cell phone.

For this reason we have to measure the input voltage of the charger, the voltage of the battery and the input and output voltages in the voltage management circuits. They are basic measurements for any diagnosis on a mobile motherboard.

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