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by cros13
Fri Jun 28, 2019 4:06 pm
Forum: Troubleshooting
Topic: Pi4 USB keyboard issues on boot
Replies: 7
Views: 626

Re: Pi4 USB keyboard issues on boot

I've now got a second Pi4 which also displays the issue. On the new one I can see device descriptor read/64, error -32 and an attempt to power cycle the port. [email protected]:~ $ sudo dmesg | grep usb [ 0.071358] usbcore: registered new interface driver usbfs [ 0.071408] usbcore: registered new inter...
by cros13
Fri Jun 28, 2019 1:13 pm
Forum: Troubleshooting
Topic: Raspberry Pi 4 temperature
Replies: 564
Views: 198608

Re: Raspberry Pi 4 temperature

Added a PoE hat. Getting lower idle temps but I haven't noticed the fan run.
47.7 °C at 25.1°C ambient
by cros13
Fri Jun 28, 2019 10:14 am
Forum: Troubleshooting
Topic: Pi4 USB keyboard issues on boot
Replies: 7
Views: 626

Re: Pi4 USB keyboard issues on boot

Additionally, I've tried two USB-PD power supplies both rated for 5V/3A (An Anker Atom PD 1 and a Satechi 75W multiport).
by cros13
Thu Jun 27, 2019 11:35 pm
Forum: Troubleshooting
Topic: Pi4 USB keyboard issues on boot
Replies: 7
Views: 626

Pi4 USB keyboard issues on boot

I'm having an issue with keyboards on my new Pi4. They're not working on boot, nothing in dmesg for the device. Usually (although not always) work after being plugged out and back in Tried two keyboards, both of which worked perfectly with a Pi3B+. Same issue on both the USB 3 and USB 2 ports. Other...
by cros13
Thu Jun 27, 2019 11:28 pm
Forum: Troubleshooting
Topic: Raspberry Pi 4 temperature
Replies: 564
Views: 198608

Re: Raspberry Pi 4 temperature

I've got 60C idle after 30 mins uptime. No case.
Ambient room temp is 26.5C though.

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