text: Topic: Raspberry Pi 2 4K support
  Re: Raspberry Pi 2 4K support
  Basically you can get the GUI doing 3840x2160 at 24, 25 or 28Hz fiddling with /boot/config.txt without doing any kind of overclock, or a 30Hz one overclocking/overvolting/forcing turbo, but mind you the overclock values are for B models and they are not the same at all for a Pi2B, so to be safe I ju...
  Topic: VNC Question
  Re: VNC Question
  IIRC, you will probably have to route ports 5800 and 5900 to your Pi's IP address in your network router's configuration, TCP protocol only.
  Sun Feb 15, 2015 7:13 pm
  Topic: Coloured square / red square when powering up
  Re: Coloured square / red square when powering up
  dom wrote: I think you can manually download start_cd.elf and rename it to recovery.elf and replace the file on NOOBS card (e.g. from windows) to manually update the GPU firmware of NOOBS.
  Sorry, I hadn't read this bit. I can confirm the small red square doesn't appear anymore after replacing that file.
  Sun Feb 15, 2015 6:02 pm
  rpi-update hasn't changed anything I'm afraid. The red square appears during the initial display of the rainbow coloured splash screen during both a cold power on and a reboot, and it's still doing that after running rpi-update. Ian Same here, it keeps popping up and going off a split second before...
  It would seem that it's the bootcode momentarily not finding the kernel to load: http://www.raspberrypi.org/forums/viewtopic.php?f=28&t=98851 It's been happening to me since day one, too. First I had the small rainbow square because the charger wasn't powerful enough, and now I have the small red sq...
  Topic: Rainbow square, no boot, what to do? (solved)
  Re: Rainbow square, no boot, what to do?
  To install an OS easily, namely Raspbian, you should first download NOOBS and then follow the instructions on setting your MicroSD card for proper use. It's all specified here and it's a really detailed walkthrough: http://www.raspberrypi.org/help/noobs-setup/