USB stops working
I received a development kit for the Raspberry Pi last week and it has had
> problems since I plugged it in. I followed all the steps installing the
> Debian OS and it booted just fine. At first the keyboard and mouse was
> directly plugged in to the Pi and it worked. I started noticing the
> keyboard not working so I just thought the Pi went to sleep so I would
> reboot. I got a Tripp-Lite USB hub and plugged the mouse and keyboard in to
> it. I can get the keyboard to work sometimes but as soon as I type "pi" to
> login and it promps me for a password the keyboard goes inactive, the mouse
> led also goes out in the mouse. At this point nothing works on the USB. I
> then reboot and sometimes the keyboard will start to work and sometimes
> nothing works on the USB. Also, I have used the Pi and everything is
> working then all the sudden the USB quits. I did notice today that during
> bootup it said "no usb devices found" so I rebooted again and then the
> keyboard was found but quickly quit working as soon as I typed "pi" to
> login. I've found many discussions on line concerning this issue but no one
> has found a fix. It varies from a poly fuse to the driver.
I checked the voltage at the USB connector and it is at 5 volts but the keyboard
and mouse are not lighting up. What I mean by not lighting is the 'Numlock' and the
LED under the mouse do not light.
Any help would be appreciated greatly.
Last edited by onlyunusedname
on Mon Dec 10, 2012 4:24 pm, edited 1 time in total.