820-00923 doesn't turn on

buritix

New member
Hi everyone , I need help with this equipment, I don't have the schematics or .brd file , the board get 20.v and 0.87ma after that goes to 20.3 and 0.17ma

thanks
 

buritix

New member
PPBUS_G3H = 13.05v
3V3_S5 = 3.360v
3V3_SUS = 3.358v


coffee was spilled on the keyboard , but the board is clean
I inspected with a thermal camera and u7210 and u7100 were heated

thank you very much for the files
 

buritix

New member
both L7210/20 = when I plug the charger starts at 1.078v and after few seconds downs to 0.670 and do not change any more
 

2informaticos

Administrator
Staff member
USB macOS pendrive flashing Link LED?
Caps Lock LED reacts?
In such case, you have an working board with video issue.
Check external video.
 
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