modeset(0): Modeline "1680x1050"x0.0

[Chris]

On Thu, 2018-11-15 at 16:07 +0100, Liam Proven wrote:
> On Thu, 15 Nov 2018 at 15:57, Chris <chris.pollock1948 at gmail.com>
> wrote:
> > 
> > I posted this almost a week ago and have not seen any replies
> > whatsoever so I'm going to have to assume that either 1)no one has
> > any
> > idea what I'm talking about or 2)it was just too dumb of a
> > question.
> 
> Apply Hanlon's Razor. :-)
> 
> > I
> > know it made it to the list because it's in the archive.
> 
> OK, lacking any particular specialist knowledge, it looks like it's
> periodically re-detecting your monitor.
> 
> So...
> 
> * Check your cable is securely connected! (Start with the simplest
> possible stuff)
Done, blew out both connectors and reattached

> 
> What graphics controller do you have?
00:02.0 VGA compatible controller: Intel Corporation 4 Series Chipset
Integrated Graphics Controller (rev 03)
00:02.1 Display controller: Intel Corporation 4 Series Chipset
Integrated Graphics Controller (rev 03)

> What monitor?
Manufacturer: ACR Model 16 Serial Number 2170562977
Made week 16 of 2008
EDID version: 1.3
Analog display, Input voltage level: 0.7/0.7 V
Sync: Separate 
Maximum image size: 47 cm x 30 cm
Gamma: 2.20
DPMS levels: Standby Suspend
RGB color display

(Probably too much info)

> What kind of connection?
VGA

> Do you have any alternatives to hand?
Nope, only monitor I have
> 
> And my regular favourite:
> 
> Have you tried updating your firmware?

firmware version shown via apt-search linux-firmware
apt search linux-firmware
Sorting... Done
Full Text Search... Done
linux-firmware/bionic-updates,bionic-updates,bionic-security,bionic-
security,now 1.173.1 all [installed,automatic]

Installed version
apt-cache policy linux-firmware
linux-firmware:
  Installed: 1.173.1
  Candidate: 1.173.1

-- 
Chris
31.11972; -97.90167 (Elev. 1092 ft)
09:33:06 up 13:53, 1 user, load average: 1.13, 0.62, 0.52
Description:	Ubuntu 18.04.1 LTS, kernel 4.15.0-39-generic