Right now the mute button on the SL410 doesn't work properly. In order for the sound to be muted you need to press the mute button followed by one of the volume buttons (see https://bugs.launchpad.net/ubuntu/+source/linux/+bug/994274). But changing the keymap as follows fixes the issue. @@ -3157,7 +3157,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) */ KEY_RESERVED, /* 0x14: VOLUME UP */ KEY_RESERVED, /* 0x15: VOLUME DOWN */ - KEY_RESERVED, /* 0x16: MUTE */ + KEY_MUTE, /* 0x16: MUTE */ KEY_VENDOR, /* 0x17: Thinkpad/AccessIBM/Lenovo */ The LED still doesn't work, but hey, at least mute works. The comments above it says that the "firmware may react very differently" if the keymap is changed. So is it okay to change the keymap? Would there be any side effects? ------------------------------------------------------------------------------ HPCC Systems Open Source Big Data Platform from LexisNexis Risk Solutions Find What Matters Most in Your Big Data with HPCC Systems Open Source. Fast. Scalable. Simple. Ideal for Dirty Data. Leverages Graph Analysis for Fast Processing & Easy Data Exploration http://p.sf.net/sfu/hpccsystems _______________________________________________ ibm-acpi-devel mailing list ibm-acpi-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/ibm-acpi-devel