When I try to open my laptop which type is HP EliteBook 8440p, the red lamp of charge starts to blink 8 times and the device doesn't start, can anyone help in
Solved: HPE DL380 gen10 all LED flashing when the power is... - Hewlett Packard Enterprise Community
![hp deskjet 4100 flashing lights as soon as I turn it on the lights start flashing like this anyone know the cause of it? : r/printers hp deskjet 4100 flashing lights as soon as I turn it on the lights start flashing like this anyone know the cause of it? : r/printers](https://i.redd.it/lkko1m9v3c391.jpg)