Lenovo ThinkPad T420 (English) Power Manager Deployment Guide
Lenovo ThinkPad T420 Manual
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- Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 1
Power Manager Deployment Guide Updated:July, 2011 - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 2
information and the product it supports, read the general information in Appendix B "Notices" on page 47. Sixth Edition (July 2011) © Copyright Lenovo 2008, 2011. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration "GSA" contract, use - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 3
5 General Setting 6 Power Plan (Scheme) Deployments 8 Global Power Setting 29 Battery Maintenance 36 Power Agenda Deployments 37 Appendix A. Deploying power schemes for non-administrator groups or users on Windows XP client computers 45 Appendix B. Notices 47 Trademarks 48 © Copyright - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 4
ii Power ManagerDeployment Guide - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 5
provide instructions and solutions for working with Power Manager. If you have suggestions or comments, communicate with your Lenovo® authorized representative. To learn more about the technologies that can help you lower the total cost of ownership and to check for periodic updates to this guide - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 6
iv Power ManagerDeployment Guide - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 7
Windows XP operating systems and the other is for Windows Vista and Windows 7 operating systems. In the Windows Vista and Windows 7 version, the term "power plan" is used. In the Windows ), Video Playback, Maximum Battery Life, Energy Saver (which is called as ThinkPad® Default or Energy Star - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 8
Maximize battery life span If you primarily use the computer with an attached ac power adapter and only infrequently use battery power, you can increase the life span of the battery Deployments policies, Global Power Settings policies, and Battery Maintenance policy. 2 Power ManagerDeployment Guide - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 9
a function is not supported on a client computer, the function is hidden in Power Manager. Installing the latest version of the following software is strongly recommended to enable the full range of functions in Power Manager. • BIOS update • ThinkPad Power Management Driver • Hotkey driver • Access - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 10
now option and click Finish. 6. Follow the instructions on the screen to complete installation and restart the computer. Note: Power Manager has two different versions. One is for Windows XP operating systems and the other is for Windows Vista and Windows 7 operating systems. When you install Power - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 11
Windows XP, Windows Vista, and Windows 7 client computers, with five categories of policy settings: General Setting, Power Plan (Scheme) Deployments, Global Power Settings, Battery or ADMX files can be downloaded from the Lenovo Support Web site at: http://www.lenovo.com/support/site.wss/document.do? - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 12
supports ADMX, extract the admx_tp_xp.zip and admx_tp_vista_7.zip files to a local directory. 2. Copy the PWMGPO.admx and PMVGPO.admx files to the C:\Windows configuration item are for Windows XP client computers, and these policy settings do not affect Windows Vista and Windows 7 client computers. - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 13
Windows 7 operating systems to modify the power saving settings in the active power plan. However, if the original power plan is set to Maximum Performance or Maximum Battery Manager looks for the Energy Saver power plan, which is called ThinkPad Default or Energy Star on some systems. b. If the - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 14
can be specified, and Windows default power plans cannot be Windows Power Option is deleted by selecting Delete in all pull-down menus. Note: When the Buy a battery link is deleted by this policy, the link does not appear even when this policy is disabled. Specifies the log output setting of the AC - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 15
For Windows Vista or Windows 7 client computers (ADMX file) Under Computer Configuration, click Administrative Templates ➙ Lenovo ThinkVantage Components AC) means the policy setting for client computers with ac power adapter plugged, and (DC) means the policy setting for client computers on battery - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 16
to (AC) Optimize fan control to (DC) Display Brightness 16 (AC) Display Brightness 16 (DC) Display Brightness 8 (AC) Description performance type, the Maximum CPU Speed setting and Intel Graphics Power level of client computer displays with 8 brightness levels. 10 Power ManagerDeployment Guide - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 17
8 (DC) Switchable Graphics (AC) Switchable Graphics (DC) Intel Graphics Power Plan (AC) Intel Graphics Power Plan (DC) Description is not supported on Windows XP client computers. Specifies the power plan of the Intel graphics subsystem. Possible power plans include: • Maximum Battery Life • - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 18
has been removed and has not been replaced within 10 minutes. Specifies whether to automatically turn off the optical drive when the following conditions are met: • Never Note: This setting is not supported in AC mode and it is not supported on Windows 7 client computers. Specifies the period of - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 19
20 minutes • 25 minutes • 30 minutes • 45 minutes • Never Note: This setting is not supported in AC mode and it is not supported on Windows 7 client computers. Specifies the period of inactivity before Windows automatically reduces the display brightness and the brightness level when the Dim display - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 20
Scheme) Deployments (continued) Policy settings Switch to Energy Saving Graphics (AC) Switch to Energy Saving Graphics (DC) Description Specifies the period setting, you must select a time period. 2. This setting is not supported on Windows XP client computers. 14 Power ManagerDeployment Guide - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 21
Power Plan (Scheme) Deployments (continued) Policy settings Monitor off Timer (AC) Monitor off Timer (DC) Description Specifies the period of inactivity before the Windows operating system turns off the display. For Windows XP client computers, possible time periods include: • 1 minute • 2 minutes - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 22
AC) HDD off Timer (DC) Description • 4 hours • 5 hours • Never For Windows Vista and Windows before the Windows operating system turns off the hard disk drive. For Windows XP client of inactivity before the Windows operating system turns off the hard disk drive. For Windows XP client computers, - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 23
Table 2. Power Plan (Scheme) Deployments (continued) Policy settings Standby Timer (AC) Description • 2 hours • 3 hours • 4 hours • 5 hours • Never For Windows Vista and Windows 7 client computers, you can specify the value in seconds. If you specify the value as 0 second, the HDD off Timer will be - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 24
AC) Description Specifies the period of inactivity before Windows enters the sleep mode. For Windows • 4 hours • 5 hours • Never For Windows Vista and Windows 7 client computers, you can specify the value in the period of inactivity before the Windows operating system enters hibernation mode. - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 25
• 6 hours • Never Note: The period should be longer than the period of inactivity specified in the Standby Timer setting on Windows XP client computers. For Windows Vista and Windows 7 client computers, you can specify the value in seconds. If you specify the value as 0 second, the Hibernation Timer - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 26
enable this policy setting, the system, for example, might wake automatically to install updates. This setting is not supported on Windows 7 client computers. Specifies the performance of wireless adapters. Possible performances include: • Maximum Performance • Low Power Saving • Medium Power Saving - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 27
when sharing media (AC) Multimedia settings when sharing media (DC) Description Specifies the performance of wireless adapters. Possible performances include: • Maximum Performance • Low Power Saving • Medium Power Saving • Maximum Power Saving This setting is not supported on Windows XP client - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 28
DC) Adaptive Display (AC) Adaptive Display (DC) Description Specifies whether Windows Media® Player favors power saving or performance when playing video content. Possible values include: • Optimize video quality • Balanced • Optimize power savings This setting is only supported on Windows 7 client - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 29
(DC) USB selective suspend (AC) USB selective suspend (DC) Slide show (AC) Description Specifies the search speed and performance of indexing. Possible values include: • Power Saver • Balanced • High Performance This setting is supported only on Windows Vista client computers. Specifies the - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 30
(DC) System cooling policy (AC) System cooling policy (DC) Fn+F4 (AC) Fn+F4 (DC) Description Specifies the behavior of the desktop background slide show. Possible values include: • Available • Paused This setting is supported only on Windows 7 client computers. Specifies Windows thermal behavior on - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 31
include: • Do nothing • Sleep • Hibernate • Shut down This setting is not supported on Windows XP client computers. Specifies the action that the Windows operating system takes when a user closes the lid on a notebook computer. Possible actions include: • Do nothing • Sleep • Hibernate • Shut down - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 32
) to set the battery level that triggers the low notification. To set the action that is triggered, see the low battery action (AC) policy setting in Table 2 "Power Plan (Scheme) Deployments" on page 9. This setting is not supported on Windows XP client computers. 26 Power ManagerDeployment Guide - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 33
it, users can see and change this setting. This setting is not supported on Windows XP client computers. Specifies the action that the Windows operating system takes when battery capacity reaches the low battery alarm level. Possible actions include: • Do nothing • Sleep • Hibernate • Shut down This - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 34
critical battery alarm action (AC) policy setting in Table 2 "Power Plan (Scheme) Deployments" on page 9. If you disable this policy setting or do not configure it, users can see and change this setting. This setting is not supported on Windows XP client computers. 28 Power ManagerDeployment Guide - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 35
is triggered, see the critical battery alarm action (AC) policy setting in Table 2 "Power Plan (Scheme) Deployments" on page 9. If you disable this policy setting or do not configure it, users can see and change this setting. This setting is not supported on Windows XP client computers. Specifies - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 36
Windows Vista and Windows 7 operating systems, this setting takes effect only when the User Account Control (UAC) feature is disabled. Specifies whether to enable the computer to enter hibernation mode. This setting is supported only on Windows XP client computers. 30 Power ManagerDeployment Guide - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 37
display automatically decreases in the following specific situations: • When the computer starts screen saver Specifies the action that the Windows operating system takes when the computer is undocked. Possible actions include: • No action • Standby • Hibernate Specifies the speed of the CD-ROM drive - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 38
ManagerDeployment Guide Description Specifies the action that the Windows select Disabled, the battery life will be shorter. Specifies the action that the Windows operating system takes action that the Windows operating system takes when a user closes the lid on a notebook computer. Possible - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 39
client computers. Specifies whether or not the computer enables the low battery alarm. This setting is supported only on Windows XP client computers. Specifies the percentage of battery capacity remaining that triggers the low battery alarm action. If you enable this policy setting, you must enter - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 40
• Shutdown • Maximize battery life For Windows Vista and Windows 7 client computers, possible actions include: • Do nothing • Sleep • Hibernate • Shut down • Maximize battery life Specifies whether or not the computer enables the critical battery alarm. This setting is supported only on Windows XP - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 41
Specifies the action that the Windows operating system takes when battery capacity reaches the critical battery alarm level. For Windows XP client computers, possible actions include: • No action • Standby • Hibernate • Shutdown For Windows Vista and Windows 7 client computers, possible actions - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 42
supported on Windows XP client computers. Battery Maintenance The Battery Maintenance policy enables you to configure the battery maintenance settings. To configure the Battery Maintenance policy, do the following: • For Windows at 100%) • Optimize for battery lifespan (automatically change for me - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 43
computers (ADM and ADMX files) Under User Configuration, click Administrative Templates ➙ Lenovo ThinkVantage Components ➙ Power Manager ➙ Battery Power Agenda Deployments. • For Windows Vista or Windows 7 client computers (ADM file) Under User Configuration, click Administrative Templates ➙ Classic - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 44
) Policy settings Delete PolicyStamp 38 Power ManagerDeployment Guide Description If you disable this policy setting, the policy stamp. 2. If you disable or do not configure this policy setting, the updated deployment will not be deployed to client computers and will not overwrite the previous one. - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 45
computers (ADMX file) Under User Configuration, click Administrative Templates ➙ Lenovo ThinkVantage Components ➙ Power Manager for Vista/7 ➙ Power Agenda Deployments ➙ Power Agenda*. Note: * stands for number 1 to 10. To deploy a specific power agenda on client computers, you can configure the - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 46
Guide Description Specifies the name of the power agenda to be deployed to client computers. If you enable this policy setting, you can input a specific sleep timer (For Windows Vista/7) or Sleep (For Windows XP) • Change hibernation timer (For Windows Vista/7) or Hibernate (For Windows XP) • Change - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 47
• Set monitor brightness - ThinkPad LCD Brightness policy setting - External monitor brightness policy setting (Windows Vista/7 only) - Time seconds. Specify whether to put the computer into hibernation mode if the shutdown process is blocked by some applications. If you enable this policy setting - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 48
ThinkPad LCD Brightness 16 ThinkPad LCD Brightness 8 External monitor brightness 42 Power ManagerDeployment Guide Description Power Plan (For Windows Vista/7) or Switch to a Power Scheme (For Windows brightness level. This policy setting does not support monitors with a brightness level higher than - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 49
setting does not support monitors with a brightness level higher than 100. 2. This setting is not supported on Windows XP client computers. agenda runs or stops. If you enable this policy setting, you should set the specific time. If you disable or do not configure this policy setting, but set the - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 50
If you enable when remaining battery level is less than, you must provide a value in percentage. When a battery remaining percentage is less than this value, the Peak power scheduler setting will be disabled. If you enable automatically by monitoring the battery - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 51
Object Editor opens. 6. Set the security permission for the following key: MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Controls Folder\PowerCfg by doing the following: a. Under Computer Configuration, click Windows Settings ➙ Security Settings, right-click Registry, and select Add Key. The - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 52
: • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Controls Folder in Windows XP operating systems, refer to the Web site at: http://support.microsoft.com /default.aspx/kb/915160 After completing the configuration, the non-administrator group or user in the Windows - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 53
the operation of any other product, program, or service. Lenovo may have patents or pending patent applications covering support applications where malfunction may result in injury or death to persons. The information contained in this document does not affect or change Lenovo product specifications - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 54
or both: Access Connections Lenovo ThinkPad ThinkVantage Microsoft, Active Directory, Windows, Windows Media, and Windows Vista are trademarks of the Microsoft group of companies. Other company, product, or service names may be trademarks or service marks of others. 48 Power ManagerDeployment Guide - Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 55
- Lenovo ThinkPad T420 | (English) Power Manager Deployment Guide - Page 56
Power Manager
Deployment Guide
Updated:July, 2011