Problems with USB ports - Raspberry Pi Forums

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hi everyone,

bought raspberry 3 b model b play old games retropie.

it's powered power supply : https://www.amazon.fr/gp/product/b01566 ... utf8&psc=1

there no multicolor square , no yellow storm on tv screen, red led on.

tried use ps4 gamepad usb @ beginning retropie did'nt detect it, therefore tried use à keyboard , mouse : same problem.

installed raspbian , noob : same problem.

in these cases hdmi works fine think usb ports deactivated.

thank's time , ! :mrgreen:



raspberrypi



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