Template:X120x-FAQ: Difference between revisions

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A:Regarding the low voltage alarm:
A:Regarding the low voltage warning issue:


1. Please carefully check whether your hardware is firmly installed and whether the ejector pin is in good contact. Some customers have found that the copper pillar is not tightened, resulting in poor ejector pin contact and low voltage prompt.
1.Please carefully check whether your hardware installation is secure and if the pogo pins are making proper contact. We have had cases where customers found that loose brass standoffs caused poor contact with the pogo pins, leading to the low voltage warning.


2. It may be caused by OS update. Please confirm whether you have updated OS recently? Or your OS system will automatically update.
2.It may be caused by an OS update. Please confirm whether you have recently updated the OS or if your OS system updates automatically.


3. Please run the command: vcgencmd pmic_read_adc and tell us the result, or use a multimeter to measure the voltage value of PIN2. As shown in the figure
3.Please run the command:<code>vcgencmd pmic_read_adc</code> and provide us with the result. Alternatively, use a multimeter to measure the voltage value of PIN2.
 
As shown in the figure


[[File:X120x.png|700px]]
[[File:X120x.png|700px]]