Unfortunately, the BIOS update didn't fix this:
When the AC adapter is connected:
sebastian@bnasws02[0r/0s]:~ $ sudo acpitool -a -b Battery #1 : Discharging, 99.11% AC adapter : online sebastian@bnasws02[0r/0s]:~ $ sudo acpitool -B Battery #1 : present Remaining capacity : 54016 mWh, 99.11% Design capacity : 56041 mWh Last full capacity : 54502 mWh, 97.25% of design capacity Capacity loss : 2.746% Present rate : 0 mW Charging state : Discharging Battery type : Li-ion Model number : ASUS
AC adapter is disconnected:
$ sudo acpitool -a -b Battery #1 : Discharging, 99.11%, 07:00:11 AC adapter : off-line sebastian@bnasws02[0r/0s]:~ $ sudo acpitool -B Battery #1 : present Remaining capacity : 54016 mWh, 99.11%, 06:22:35 Design capacity : 56041 mWh Last full capacity : 54502 mWh, 97.25% of design capacity Capacity loss : 2.746% Present rate : 8471 mW Charging state : Discharging Battery type : Li-ion Model number : ASUS
BIOS version info:
$ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date UX305LA.204 07/06/2015
Unfortunately, the BIOS update didn't fix this:
When the AC adapter is connected:
sebastian@ bnasws02[ 0r/0s]: ~ bnasws02[ 0r/0s]: ~
$ sudo acpitool -a -b
Battery #1 : Discharging, 99.11%
AC adapter : online
sebastian@
$ sudo acpitool -B
Battery #1 : present
Remaining capacity : 54016 mWh, 99.11%
Design capacity : 56041 mWh
Last full capacity : 54502 mWh, 97.25% of design capacity
Capacity loss : 2.746%
Present rate : 0 mW
Charging state : Discharging
Battery type : Li-ion
Model number : ASUS
AC adapter is disconnected:
$ sudo acpitool -a -b bnasws02[ 0r/0s]: ~
Battery #1 : Discharging, 99.11%, 07:00:11
AC adapter : off-line
sebastian@
$ sudo acpitool -B
Battery #1 : present
Remaining capacity : 54016 mWh, 99.11%, 06:22:35
Design capacity : 56041 mWh
Last full capacity : 54502 mWh, 97.25% of design capacity
Capacity loss : 2.746%
Present rate : 8471 mW
Charging state : Discharging
Battery type : Li-ion
Model number : ASUS
BIOS version info:
$ sudo dmidecode -s bios-version && sudo dmidecode -s bios-release-date
UX305LA.204
07/06/2015