Hac cpu 20 - Charging logo reboot charging logo reboot loop nintendo logo black screen

hac cpu 20

hey guys,

the usb port had shorted pins and the switch would not boot. replaced usb port and now pressing power button sometimes boots the switch till nintendo logo and then stops but often does nothing. when plugin in charger everytime charging logo appers for a second and switch reboot in a loop. replaced had no shorts. replaced pi3, m92t and bq ic tried know good battery. any ideas?

best regards

1 Like

Can you tell if the board has been through a lot of heat? By the looks of it, it seems something could be wrong with the solder underneath the APU, so reflowing or reballing would be my go-to options to consider if there’s nothing wrong with neither BQ nor M92 chips.