Moin,
bei meinem ThinkPad L460 möchte ich den Akku rekalibrieren wie in TLP-Wiki beschrieben. Der Akku wurde vor 15 Monaten ersetzt. Jetzt zeigt tlp-stat -b nur noch knapp 38 % Kapazität:
???@ketels-ThinkPad:~$ sudo tlp-stat -b [sudo] Passwort für ???: --- TLP 1.5.0 -------------------------------------------- +++ Battery Care Plugin: thinkpad Supported features: charge thresholds Driver usage: * natacpi (thinkpad_acpi) = active (charge thresholds) * tpacpi-bat (acpi_call) = inactive (kernel error) Parameter value ranges: * START_CHARGE_THRESH_BAT0/1: 0(off)..96(default)..99 * STOP_CHARGE_THRESH_BAT0/1: 1..100(default) +++ ThinkPad Battery Status: BAT0 (Main / Internal) /sys/class/power_supply/BAT0/manufacturer = LGC /sys/class/power_supply/BAT0/model_name = LNV-45N1 /sys/class/power_supply/BAT0/cycle_count = 0 (or not supported) /sys/class/power_supply/BAT0/energy_full_design = 71100 [mWh] /sys/class/power_supply/BAT0/energy_full = 26940 [mWh] /sys/class/power_supply/BAT0/energy_now = 26940 [mWh] /sys/class/power_supply/BAT0/power_now = 0 [mW] /sys/class/power_supply/BAT0/status = Not charging /sys/class/power_supply/BAT0/charge_control_start_threshold = 96 [%] /sys/class/power_supply/BAT0/charge_control_end_threshold = 100 [%] Charge = 100.0 [%] Capacity = 37.9 [%]
Das rekalibrieren wird verweigert:
???@ketels-ThinkPad:~$ sudo tlp recalibrate BAT0 Setting temporary charge thresholds for BAT0: start = 96 (no change) stop = 100 (no change) Error: battery discharge/recalibrate not available. Battery recalibration aborted.
Ich habe TLP für meinen aktuellen Kernel 5.13.0-27-generic über die PPA neu eingelesen über
sudo add-apt-repository ppa:linrunner/tlp
Wo steckt der Fehler? Was kann ich noch machen?