4 ms·
It probably wouldn’t set the monitor on fire, but this was before they added confirm/revert for resolution changes, so if you put it in an unsupported mode, you
by jedberg 2y ago
It probably wouldn’t set the monitor on fire, but this was before they added confirm/revert for resolution changes, so if you put it in an unsupported mode, you couldn’t get it back without booting from the install media.
And it could damage the monitor in the process.
- ssl-3 2y agoThat's what ctrl-alt-backspace was for: To exit X and get back to a BIOS-based text terminal (ideally, one set to some absurd tinytext mode with SVGATextMode), so the modeline could be adjusted.
- immibis 2y agoSome displays piggybacked the high voltage generator's oscillation on the horizontal sync signal because it was about the right frequency. Stopping horizontal sync in the right phase could lead to the high voltage generator acting as a short circuit. If you've got the kind of really cheap display that does this, maybe it also doesn't have a fuse...