EDIT: I tried booting a fresh LM19 from a USB stick and the buttons work correctly so the problem seems to be something to do with my installation.
Here are some details of my system.
Code: Select all
dave@dave-desktop:~$ inxi -Fxz
System: Host: dave-desktop Kernel: 4.15.0-30-generic x86_64 bits: 64 gcc: 7.3.0
Desktop: Cinnamon 3.8.8 (Gtk 3.22.30-1ubuntu1) Distro: Linux Mint 19 Tara
Machine: Device: desktop Mobo: Intel model: DH67BL v: AAG10189-208 serial: N/A
BIOS: Intel v: BLH6710H.86A.0160.2012.1204.1156 date: 12/04/2012
Battery hidpp__0: charge: N/A condition: NA/NA Wh model: Logitech Wireless Keyboard K270 status: Discharging
hidpp__1: charge: N/A condition: NA/NA Wh model: Logitech Wireless Mouse M185 status: Discharging
CPU: Dual core Intel Core i3-2100 (-MT-MCP-) arch: Sandy Bridge rev.7 cache: 3072 KB
flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx) bmips: 12372
clock speeds: max: 3100 MHz 1: 1600 MHz 2: 1596 MHz 3: 1596 MHz 4: 1596 MHz
Graphics: Card: Intel 2nd Generation Core Processor Family Integrated Graphics Controller bus-ID: 00:02.0
Display Server: x11 (X.Org 1.19.6 ) drivers: modesetting (unloaded: fbdev,vesa)
Resolution: 1920x1080@60.00hz
OpenGL: renderer: Mesa DRI Intel Sandybridge Desktop version: 3.3 Mesa 18.0.5 Direct Render: Yes
Audio: Card-1 Intel 6 Series/C200 Series Family High Definition Audio Controller
driver: snd_hda_intel bus-ID: 00:1b.0
Card-2 Logitech Webcam C270 driver: USB Audio usb-ID: 001-003
Sound: Advanced Linux Sound Architecture v: k4.15.0-30-generic
Network: Card: Intel 82579V Gigabit Network Connection driver: e1000e v: 3.2.6-k port: f080 bus-ID: 00:19.0
IF: eno1 state: up speed: 1000 Mbps duplex: full mac: <filter>
Drives: HDD Total Size: 1046.8GB (14.5% used)
ID-1: /dev/sda model: ST3250310AS size: 250.1GB temp: 38C
ID-2: /dev/sdb model: ST3500418AS size: 500.1GB temp: 35C
ID-3: /dev/sdc model: Samsung_SSD_850 size: 250.1GB temp: 0C
ID-4: USB /dev/sdd model: Cruzer_Blade size: 15.7GB temp: 0C
ID-5: USB /dev/sdf model: DataTraveler_3.0 size: 30.9GB temp: 0C
Partition: ID-1: / size: 57G used: 26G (49%) fs: ext4 dev: /dev/sdc3
RAID: No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors: System Temperatures: cpu: 37.0C mobo: N/A
Fan Speeds (in rpm): cpu: N/A
Info: Processes: 232 Uptime: 17 min Memory: 1346.4/3852.4MB Init: systemd runlevel: 5 Gcc sys: 7.3.0
Client: Shell (bash 4.4.191) inxi: 2.3.56