[mythtv-users] Monitor issues
John Finlay
finlay at moeraki.com
Wed Aug 22 20:12:52 UTC 2018
Some time ago when I had tiny fonts my fix was to add a line like:
Option "DPI" "100x100"
to the "Device" sections of the /etc/X11/xorg.conf
With my current NVIDIA 304.135 driver that doesn't seem to be necessary.
John
On 8/22/2018 8:51 AM, Allen Edwards wrote:
> Thanks for the reply. I really do appreciate the help.
>
> I previously had a 6000 series card with the 304 drivers as
> recommended but not installed. When I switched to the 8600 card the
> recommended driver was 340 and I installed them.
>
> I spent at lease an hour with Google looking for a solution to the
> tiny font problem. The problem is that the font is not just tiny, it
> is completely unreadable so it is impossible to do anything. I can
> best describe it as this. If the text should be "hello World" what I
> would see is "__". OK, not quite that small but probably font that is
> 3 pixels high. Bottom line is I can't do anything other than use
> Myth, which is fine. Here is a screen shot and it really does look
> like this.
>
>
>
>
> I also see that if I go to my monitor instead of the TV, there I can
> read the characters sometimes but the monitor is being detected as a
> smaller resolution. I can't tell exactly what size as that readout is
> too blurry but I think it is 480 x something and not the 1280 or
> whatever the monitor actually is. I suspect these problems are related.
>
> Also, I appreciate the links from mtdean but I can't do anything on
> the TV as a monitor because of the small fonts. Here is a section
> from xorg.conf that seems to lack specifics
>
> *Section "Monitor"*
> * Identifier "Monitor0"*
> * VendorName "Unknown"*
> * ModelName "Unknown"*
> * HorizSync 28.0 - 33.0*
> * VertRefresh 43.0 - 72.0*
> * Option "DPMS"*
> *EndSection*
> *
> *
> *Section "Device"*
> * Identifier "Device0"*
> * Driver "nvidia"*
> * VendorName "NVIDIA Corporation"*
> *EndSection*
> *
> *
> *Section "Screen"*
> * Identifier "Screen0"*
> * Device "Device0"*
> * Monitor "Monitor0"*
> * DefaultDepth 24*
> * SubSection "Display"*
> * Depth 24*
> * EndSubSection*
>
>
> I guess I will switch back to the 304 driver. Just to confirm I so
> this by doing this:
>
> *sudo apt-get purge nvidia**
> *sudo add-apt-repository ppa:graphics-drivers*
> *sudo apt-get update*
> *sudo apt-get install nvidia-304*
>
> Allen
>
> On Wed, Aug 22, 2018 at 2:42 AM, Stephen Worthington
> <stephen_agent at jsw.gen.nz <mailto:stephen_agent at jsw.gen.nz>> wrote:
>
> On Wed, 22 Aug 2018 01:39:38 -0700, you wrote:
>
> >This is not strictly a Myth issue but I need to solve this before
> working
> >on getting VDPAU working. I switched to a Geforce 8600GT in the
> hopes of
> >getting VDPAU working which I failed at so far. But what I am
> asking here
> >is how to get a workable system. I have two choices now. 1) Single
> >monitor on the TV with all the system fonts and icons so small
> they are
> >unreadable. I mean so small it is completely unreadable. The
> MythTV fonts
> >are fine, normal, but the Ubuntu fonts are tiny. Or I could 2)
> Leave the TV
> >that way and add a second monitor, which I have. But the
> computer will not
> >recognize a second monitor. I have looked at nvidia config and
> at the
> >standard Display section. Neither show a second monitor. I do
> this with
> >the monitor plugged into the DVI slot that works and the TV
> plugged into
> >the DVI slot that has no signal.
>
> I can remember having that tiny fonts problem at some time, and
> finding a quick fix for it via a Google search. But that was quite a
> few years ago - probably when I was using 14.04 or maybe even earlier.
> And I can not remember anything about the fix.
>
> For an 8600GT, I believe you should be installing the Nvidia 304
> series driver. Sometimes the recommended driver is 340 series, and
> that will cause problems with a card that old. So please check what
> video drivers are installed. What is the output of these commands:
>
> lshw -C video
> apt list --installed | grep nvidia
>
> Also, be aware that Nvidia has stopped all support for the 304
> drivers, so they do not work with 4.15 kernels without patching. But
> they should be fine in 16.04 if you do not install the HWE (Hardware
> Enablement stack) which brings in the newer kernels. I am using the
> 304 drivers on my mother's MythTV box running 16.04 and they work well
> for her builtin motherboard GPU (Nvidia C77), which is a similar age
> to the 8600GT.
>
> To run with dual monitors, the easy way to test is to use the
> nvidia-settings GUI tool. Run it from a non-root command prompt on
> the GUI screen. It will allow you to select the monitor setup, if the
> drivers have seen more than one monitor.
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