15 juli 2021 kl. 11:33 skrev Bryan Linton <b...@shoshoni.info>: > > On 2021-07-15 08:57:32, Isak Holmström <i...@prehosp.se> wrote: >> Hello, >> I recently discovered that my battery is not charging. I really can’t find >> anything when searching the web regarding openbsd and batteries. Please >> advice me how to debug this issue. I cannot find anything on >> https://marc.info or man sysctl, apm or apmd, sysctl.conf >> > > A couple thoughts. > > 1) The battery may simply be dead. AFAIUI, modern laptop > batteries have internal circuits that disable the battery if they > detect anything that could be dangerous. There may be a > (Windows-only) utility that Lenovo offers to check this.
This might be the case, but it was fully working a week ago. > > 2) Have you upgraded the laptop's internals, or changed the power > charger you use? I know that newer models of Thinkpads will > refuse to charge if the charger can't put out enough power to do > so. Lenovo makes chargers in many different wattage ratings. Is > the one you're using rated to power an X220 in the configuration > it's in? I.e. Models with faster CPUs/discrete graphics often > require a higher wattage power supply than those without. The charger is a 20V. Belonging to the device. Nothing has been changed the recent year another than the replacement battery, max one year old. > > 3) Power sockets get plugged and unplugged a lot, and tend to > wear out over time. Could the socket itself be loose? Does > "sysctl hw.sensors" show hw.sensors.acpiac0.indicator0 as being > "on"? Does wiggling the power cable cause it to > connect/disconnect? The power cable is firmly set, not “wiggly”. > > None of these are a definite answer, but hopefully one of them > will help guide you to a solution to your problem. > > -- > Bryan >
