Ohayden: /* Control Volume from CLI */

2011-02-24T13:16:47Z

Control Volume from CLI

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== Get Modems Serial Port # ==
This finds the tty port for the modem by trying to find the irq used by the modem and then looking it up in either dmesg or /proc/tty/driver/serial
=== Normal User ===
dmesg | grep "irq = `lspci | grep Communication | awk '{print $1}' | xargs -n1 -i lspci -v -s {} | grep IRQ | awk -FIRQ\ '{print $2}'`"

=== Root ===
lspci | grep Communication | awk '{print $1}' | xargs -n1 -i lspci -v -s {} | grep IRQ | awk -FIRQ\ '{print $2}' | xargs -n1 -i grep {} /proc/tty/driver/serial

== Setup Power Management for Monitor ==
* Edit /etc/X11/xorg.conf
* Add the following to the "ServerLayout" section:
Option "BlankTime" "3"
Option "StandbyTime" "0"
Option "SuspendTime" "0"
Option "OffTime" "4"
* Add the following to the "Monitor" section:
Option "DPMS"
== Power off Monitor ==
xset dpms force off

== Control Volume from CLI ==
This is useful for setting the volume for alarms in a bash script / command line.<br>Syntax: amixer sset Master,0 <LEFT%>,<RIGHT%>
amixer sset Master,0 unmute
amixer sset Master,0 100%,100%

== Get Info on System Hardware from BIOS ==
Dmidecode reports information about your system's hardware as described in your system BIOS according to the SMBIOS/DMI standard.
dmidecode

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Ohayden: /* Control Volume from CLI */