Difference between revisions of "Save power with Ubuntu 9.04 (Jaunty Jackalope) on a ThinkPad T400"
Line 1: | Line 1: | ||
Hi | Hi | ||
+ | |||
+ | // have to read wiki syntax to format correctly// | ||
'''Basic information:''' | '''Basic information:''' | ||
Line 20: | Line 22: | ||
Set wlan and bluetooth off (hardware switch) | Set wlan and bluetooth off (hardware switch) | ||
+ | Deaktivate the touchpad. | ||
== My Bios Settings: == | == My Bios Settings: == | ||
Line 31: | Line 34: | ||
== Script to save power == | == Script to save power == | ||
+ | This script reduce the power consumtion to 13-16 watts | ||
Save this script as /etc/rc.local | Save this script as /etc/rc.local | ||
Line 47: | Line 51: | ||
== Modify the xorg == | == Modify the xorg == | ||
− | |||
Modify like this: | Modify like this: | ||
Line 68: | Line 71: | ||
Option "DPMS" "true" | Option "DPMS" "true" | ||
EndSection | EndSection | ||
+ | |||
+ | == Use powernowd== | ||
+ | |||
+ | install powernowd | ||
+ | |||
+ | Then modify '''/etc/default/powernowd''' | ||
+ | |||
+ | with this parameters(add after -q with a space after q): | ||
+ | |||
+ | -m 2 -l 20 -u 70 -s 300000 |
Revision as of 18:32, 20 April 2009
Hi
// have to read wiki syntax to format correctly//
Basic information:
I have Thinkpad T400 WC8......
9 cell battery now 60% last 4.37 h
Idle consumtion after this tipps: 11-13 watts
I use the ATI Card with the fglrx drivers, unfortunatelly the have no option to save power.
I use powernowd, Gudiance Power manager and KDE4.2 powerdevil.
I will get into deeper later.
Contents
Let's start:
Set wlan and bluetooth off (hardware switch)
Deaktivate the touchpad.
My Bios Settings:
Bluetooth off Modem off //have to look up other things//
Script to save power
This script reduce the power consumtion to 13-16 watts
Save this script as /etc/rc.local
Then modify /etc/kde4/kdm/Xsetup
and add:
exec /etc/rc.local
before exit 0
The script:
// need a place to upload permanently //
Modify the xorg
Modify like this:
Section "Device"
Identifier "Configured Video Device" Driver "fglrx"
......
Option "DynamicClocks" "true" Option "PowerState" "1" BusID "PCI:1:0:0"
EndSection
and
Section "Monitor"
Identifier "aticonfig-Monitor[0]-1" Option "VendorName" "ATI Proprietary Driver" Option "ModelName" "Generic Autodetecting Monitor" Option "DPMS" "true"
EndSection
Use powernowd
install powernowd
Then modify /etc/default/powernowd
with this parameters(add after -q with a space after q):
-m 2 -l 20 -u 70 -s 300000