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How to make use of Harddisk Power Management features (Laptop-mode, Spindown, etc.).How to make use of Dynamic Frequency Scaling (Speedstep, Throttling, etc.).How to make ACPI work (Screen Blanking, Suspend to RAM, Suspend to Disk).How to make APM work (Screen Blanking, Suspend to RAM, Suspend to Disk).The following links will take you to separate pages dealing with the various topics. More precise and extended info should be provided here Nothing to do with Dynamic Frequency Scaling which was active in both configurations. On the other hand simply switching from APM to ACPI extended my X31 battery runtime from about 3.5h to 4h. ACPI success table to find out about APM and ACPI support in specific models. It seems that at least in recent models from the A, G, R, T and X series ACPI generally works fine and is a lot more flexible than APM, but with a lot of them also a Problem with high power drain in ACPI sleep has been experienced. On older models you are surely better off with APM, if they feature ACPI at all. ![]() Which to use depends on the model as well as on the state of ACPI support in the kernel. Both technologies cannot be used simultaneously you'll have to make a choice. Quality of ACPI implementation varies from model to model. Newer Lenovo ThinkPads support only ACPI. Better results are expected with 2.6.11+.Īll IBM ThinkPads support APM, and a lot support ACPI as well. However, blank and hibernation to disk do not work. Later ThinkPads such as 240X,600E,T20 with recent Debian 2.4 kernels and ACPI=off will sleep, (also MDK-2.6 kernels). ThinkPad-365 and 365X used to performīlank, sleep and hibernation well using HW with W95,OS/2,and Linux installed (1998). Note that different distributions and kernels have different results. This page should give you all the information you need to make use of your ThinkPads Power Management features under Linux and hence effectively enhance your battery life. General Information about Power Management features 1 General Information about Power Management features. THINKPAD POWER MANAGER INSTALLTherefore, if you notice that a new version of the Lenovo ThinkPad R61 Power Manager Utility 6.38 for Vista/Windows 7 driver is available, you should install it immediately. Manufacturers from time to time issue new versions of the Lenovo ThinkPad R61 Power Manager Utility 6.38 for Vista/Windows 7 software, repairing the errors they find that may cause problems with the Lenovo devices. THINKPAD POWER MANAGER DRIVERSWithout current Lenovo ThinkPad R61 Power Manager Utility 6.38 for Vista/Windows 7 drivers there is a greater risk of the device malfunction, of the reduction in security, and there is a possibility of the total damage of the Lenovo device. It is very important that the Lenovo devices connected to your computer had their current drivers installed. THINKPAD POWER MANAGER UPDATEThe update of the Lenovo device driver which is not working properly After the installation of the Lenovo ThinkPad R61 Power Manager Utility 6.38 for Vista/Windows 7 driver, the device should work properly. Just download the Lenovo ThinkPad R61 Power Manager Utility 6.38 for Vista/Windows 7 driver and start the installation (keeping in mind that the Lenovo device must be at the same time connected to the computer). This solution may seem more complicated - but it is nothing further from the truth. To make sure, disconnect now and reconnect the Lenovo device again, and maybe this time the driver will be downloaded. It is worth noting that in order for the automatic update to work, the computer must be connected to the Internet (perhaps when connecting the Lenovo device the computer temporarily did not have the Internet connection or a WiFi signal was weak making it impossible to download the Lenovo ThinkPad R61 Power Manager Utility 6.38 for Vista/Windows 7 driver). If the "UPDATE" feature was disabled, the Lenovo ThinkPad R61 Power Manager Utility 6.38 for Vista/Windows 7 driver could not be installed. It is the automatic update feature that is responsible for the installation of the Other Drivers & Tools Lenovo drivers on your computer. If this has not happened, you should take the following steps:ġ. My device has not been properly installed - what should I do?Īfter connecting a new Lenovo device to your computer, the system should automatically install the Lenovo ThinkPad R61 Power Manager Utility 6.38 for Vista/Windows 7 driver. THINKPAD POWER MANAGER 64 BITWindows Vista / Vista 64 bit / 7 / 7 64 bit ![]()
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