---------------------------------------------------------------------- Software Name ThinkPad Wireless LAN (11a/b/g) Support models ThinkPad G40 ThinkPad R40 ThinkPad R50/R50p/R51/R51e ThinkPad T40/T40p/T41/T41p/T42/T42p ThinkPad X31 ThinkPad X40/X41 Operating Systems Microsoft Windows XP Home Edition, Professional Microsoft Windows 2000 Refer to marketing materials to find out what ThinkPad models support which Operating Systems. Version 4.1.2.156 Issue date May 29, 2007 Support devices -IBM 11a/b/g Wireless LAN Mini PCI Adapter -IBM Dual-Band Wi-Fi Wireless Mini-PCI Adapter (11a/b) Old package names -IBM 11a/b/g Wireless LAN Mini PCI Adapter Software for Windows 2000/XP for ThinkPad -IBM 11b/g Wireless LAN Mini PCI Adapter Software for Windows 2000/XP for ThinkPad -IBM Dual-Band Wi-Fi Wireless Mini-PCI Adapter Software for Windows 98SE/2000/XP for ThinkPad - ThinkPad G40 ---------------------------------------------------------------------- WHAT THIS PACKAGE DOES This package installs the software (Wireless LAN driver and Utility) to enable the following adapter cards. - IBM 11a/b/g Wireless LAN Mini PCI Adapter - IBM Dual-Band Wi-Fi Wireless Mini-PCI Adapter (11a/b) Refer to marketing materials to find out what ThinkPad models support which adapter cards. If this package has been installed, updating (overwrite-installing) this package will fix problems, add new functions, or expand functions as noted below. This program is language independent and can be used with any language system. ---------------------------------------------------------------------- CHANGES IN THIS RELEASE Version 4.1.2.156 [Important updates] Nothing. [New functions or enhancements] Nothing. [Problem fixes] - Connection do not recover when channels are changed in 802.11a mode. ---------------------------------------------------------------------- DETERMINING WHICH VERSION IS INSTALLED 1. Start Windows XP/2000. 2. Windows XP: Click Start, then click Control Panel. Click Add or Remove Programs. Windows 2000: Click Start, click Settings, then click Control Panel. Double-click Add or Remove Programs. 3. Click ThinkPad Wireless LAN Adapters Software (11a/b, 11b/g, 11a/b/g). 4. Click 'Click here' for support information. The version number will be displayed. ---------------------------------------------------------------------- NOTES 1. If you use ThinkVantage Access Connections, the following software must be installed. - ThinkVantage Access Connections version 4.11 or higher and - Hotkey Features for Windows 98/98 SE/Me/NT 4.0/2000/XP ver. 1.22.0512 or higher. 2. If you currently use IEEE 802.1x authentication on Windows XP Service Pack 1 and do not use WPA encryption, Lenovo recommends you to uninstall Q826942 (WPA Supplicant update rollup package in Windows XP) and Q815485 (WPA Wireless Security Update in Windows XP). This does not apply if you are running Windows XP Service Pack 2. To check if Q826942 or Q815485 is installed and to uninstall it: 1. Start Windows XP and logon with administrative privileges. 2. Click Start and then click Control Panel. 3. Click Add or Remove Programs. 4. Click Windows XP Hotfix (SP2) Q826942 or Windows XP Hotfix (SP2) Q815485 if it is listed under Currently installed programs. 5. Click Remove and follow the instructions on the screen. Note: The above action will remove all the fixes within the update rollup package, Q826942. You may need to re-install the other specific hotfixes you expect for this rollup package. 3. If you use Windows 2000, please stop the Microsoft Wireless Configuration service if it is already installed. To check if the service is installed and to stop it: 1. Start Windows 2000 and logon with administrative privileges. 2. Click Start, select Settings, then click Control Panel. 3. Double-click Administrative Tools then Services. 4. Double-click Wireless Configuration if it is listed. 5. Change Startup type to Disabled if it is not. 6. Click OK. 4. You may need to re-enter security information after updating the Wireless LAN driver. ---------------------------------------------------------------------- INSTALLATION INSTRUCTIONS Notes: If your computer runs satisfactorily now, it may not be necessary to update the software. To determine if you should update the software, refer to the Version Information section. Manual Install This section assumes to use Internet Explorer and Explorer. Downloading files 1. Click once on the underlined file name with the left mouse button. Once this is done, a pop-up window will appear. 2. In this pop-up window, choose (using the left mouse button) the directory you would like to download the file to and click the "Save" button. A different window will appear and the download will begin and complete without your assistance. 3. Once the download has completed, there may or may not be a message stating that the download completed successfully. 4. After being downloaded, the file will need to be extracted. Extracting files 5. Locate the directory where the file was downloaded. 6. Locate the file that was just downloaded and double click it using the left mouse button. 7. The file will begin to extract in the directory where the downloaded file is located. Install files 8. Make sure to be logged on with administrative privileges. 9. Open an Explorer and locate the directory where the files were extracted. 10. Double-click SETUP file. 11. Follow the instructions on the screen. 12. Restart the computer. Finally delete the file saved in the step 2. Unattended Install This is for system administrators' use only. - Refer to the Manual Install section, and download and expand the files. - At the command line, execute SETUP.EXE with the -S option. (For example) [Path where the files were extracted]\SETUP -S ---------------------------------------------------------------------- UNINSTALLATION INSTRUCTIONS 1. Make sure to be logged on with administrative privileges. 2. Windows XP: Click Start, then click Control Panel. Windows 2000: Click Start, select Settings, and then click Control Panel. 3. Double-click Add/Remove Programs. 4. Click ThinkPad Wireless LAN Adapters Software (11a/b, 11b/g, 11a/b/g). 5. Click Change/Remove and follow the instructions on the screen. 6. Restart the computer. ---------------------------------------------------------------------- VERSION INFORMATION The following versions have been released to date. [Integrated Package] The following three driver packages have been merged into this driver package: - IBM 11a/b/g Wireless LAN Mini PCI Adapter Software for Windows 2000/XP for ThinkPad (Version 3.1.1.5401) - IBM 11b/g Wireless LAN Mini PCI Adapter Software for Windows 2000/XP for ThinkPad (Version 3.1.1.5401.0512) - IBM Dual-Band Wi-Fi Wireless Mini-PCI Adapter Software for Windows 98SE/2000/XP for ThinkPad - ThinkPad G40 (Version 2.1.10.0) Released versions Version [Internal ID] The contents ------------------------- ----------------------------------------- 4.1.2.156 [77WC39WW] 11th. release 4.1.102.147 [77WC38WW] 10th. release 4.1.102.133 [77WC36WW] 9th. release 4.1.102.1095 [77WC14WW] 8th. release This is a branch version from 4.1.102.95. 4.0.100.140a [1XWC41WW] 7th. release 4.0.100.140 [1XWC38WW] 6th. release 4.0.100.140 [1XWC37WW] 5th. release 3.1.102.27a [1XWC16WW] 4th. release 3.1.102.27 [1XWC15WW] 3rd. release 3.1.102.23 [1XWC11WW] 2nd. release 3.1.102.23 [1XWC09WW] Initial release [Old IBM 11a/b/g Wireless LAN Mini PCI Adapter Software for Windows 2000/XP for ThinkPad] Released Versions Version The contents ---------- ------------------------------------ 3.1.102.23 Merged into the [Integrated Package] 3.1.1.5401 12th. release 3.1.1.52 11th. release 2.4.1.13 10th. release 2.4.1.12 9th. release 2.4.1.10 8th. release 2.4.1.9 7th. release 2.4.1.7 6th. release 2.4.1.6 5th. release 2.4.1.4 4th. release 2.3.0.4 3rd. release 2.1.10.0 2nd. release 2.1.10.0 Initial release [Old IBM 11b/g Wireless LAN Mini PCI Adapter Software for Windows 2000/XP for ThinkPad] Released Versions Version The contents --------------- ------------------------------------ 3.1.102.23 Merged into the [Integrated Package] 3.1.1.5401.0512 4th. release 3.1.1.5201.0426 3rd. release 2.4.2.3302.0407 2nd. release 2.4.2.3302.0116 Initial release [Old IBM Dual-Band Wi-Fi wireless Mini PCI adapter software for Windows 98SE/2000/XP - ThinkPad G40] Released Versions Version The contents ---------- -------------------------------- 3.1.102.23 Merged into [Integrated Package] 2.1.10.0 Initial release ---------------------------------------------------------------------- SUMMARY OF CHANGES [Integrated Package] Where: < > Version number [ ] Internal ID which is for administrator purpose (Important) Important Update (New) New function or enhancement (Fix) Correction to existing function <4.1.2.156> [77WC39WW] (Driver version in Windows Device Manager) 4.1.2.156 (Windows XP) 4.1.2.156 (Windows 2000) - (Fix) Connection do not recover when channels are changed in 802.11a mode. <4.1.102.147> [77WC38WW] (Driver version in Windows Device Manager) 4.1.102.147 (Windows XP) 4.1.102.147 (Windows 2000) - (New) Support for Access Connections 4.12. - (New) Support for ThinkPad R60/R60e/Z61e/Z61m/Z61p/Z61t. - (Fix) The computer may fail to suspend/resume. <4.1.102.133> [77WC36WW] (Driver version in Windows Device Manager) 4.1.102.133 (Windows XP) 4.1.102.133 (Windows 2000) - (New) Support for Access Connections 4.11. - (New) Added support for ThinkPad R51e/Z60m/Z60t. - (Fix) Strong private key issue. - (Fix) Installation may fail when an antivirus software is running. <4.1.102.1095> [77WC14WW] (Driver version in Windows Device Manager) 4.1.102.1095 (Windows XP) 4.1.102.1095 (Windows 2000) This is a branch version from 4.1.102.95. - (Important) Support for Access Connections 3.8. - (New) Added support for ThinkPad 11a/b/g Wireless LAN Mini PCI Express Adapter and ThinkPad 11b/g Wireless LAN Mini PCI Express Adapter - (New) Added support for ThinkPad R51e/Z60m/Z60t. <4.0.100.140> [1XWC38WW] (Driver version in Windows Device Manager) 4.0.100.140 (Windows XP) 4.0.100.140 (Windows 2000) Note: Wireless LAN driver files are not changed with this release. There is no need to apply this release if you have already installed the version 4.0.110.140 which had been provided. - (Important) Support for Access Connections 3.71. - (New) Added support for IBM Dual-Band Wi-Fi Wireless Mini-PCI Adapter card. - (New) Added support for ThinkPad X32/X41. <4.0.100.140> [1XWC37WW] - (New) Support for Access Connections 3.7. - (New) Added support for EAP-FAST. - (New) Added support for ThinkPad R52. <3.1.102.27a> [1XWC16WW] - (New) Added support for ThinkPad T43/T43p. - (Fix) Wireless LAN User ID may get revoked when incorrect ID/Password is entered for PEAP-MSCHAP-V2 authentication using Access Connections. - (Fix) Intermittent Application Error during Windows 2000 shutdown. - (Fix) Incorrect version number shown in "Add or Remove Programs". Note: Version number in Device Manager will show 3.1.102.27. <3.1.102.27> [1XWC15WW] - (New) Support for Access Connections 3.5. - (Fix) Intermittent blue screen when connected to some 802.11g AP. - (Fix) Intermittent blue screen when RM(Radio Measurement) is used. - (Fix) Cannot install driver using IBM Software Installer if this package is copied to read only media(CD-ROM/DVD-ROM). - (Fix) Access Connections attempts wireless connection after reboot even after Ethernet cable is plugged in. - (Fix) Improved power consumption. <3.1.102.23> [1XWC11WW] - (Fix) Driver install for the IBM 11a/b/g Wireless LAN Mini PCI Adapter Software and IBM 11b/g Wireless LAN Mini PCI Adapter Software may fail. Note: Only the installation program has been changed at this release. You do not need to update the driver, if you already updated the driver to version 3.1.102.23. - (New) Added support for IBM 11a/b/g Wireless LAN Mini PCI Adapter II. <3.1.102.23> [1XWC09WW] - (New) Initial release to support the following Wireless LAN adapters. - IBM 11a/b/g Wireless LAN Mini PCI Adapter - IBM Dual-Band Wi-Fi Wireless Mini-PCI Adapter - IBM 11b/g Wireless LAN Mini PCI adapter Please refer to each "Release history of older packages" section for the IBM 11a/b/g Wireless LAN Mini PCI Adapter Software for Windows 2000/XP and IBM 11b/g Wireless LAN Mini PCI Adapter Software for Windows 2000/XP which have been provided as separate packages. [Old IBM 11a/b/g Wireless LAN Mini PCI Adapter Software for Windows 2000/XP for ThinkPad] Where: < > Version number [ ] Internal ID which is for administrator purpose. (New) New function or enhancement (Fix) Correction to existing function <3.1.1.5401> [1QWC89WW] - (Fix) Update driver installation fails with some ThinkPad Windows preloads Note: Only installation program has been changed at this release. You do not need to update the driver, if you already updated the driver to version 3.1.1.5401. <3.1.1.5401> [1QWC86WW] - (Fix) Internal code optimization <3.1.1.52> [1QWC84WW] - (New) Added support for EAP-TTLS - (New) Added support for PEAP-GTC - (New) Added support for Single Sign On(LEAP,EAP-TTLS,PEAP-MSCHAPV2) - (New) Added support for ThinkPad T42/T42p <2.4.1.13> [1QWC70WW] - (New) Added support for ThinkPad R51 - (Fix) Connection drops when AES is used with some APs <2.4.1.12> [1QWC68WW] - (Fix) Improved installation procedure - (Fix) Intermittent connection failure using security features other than WEP - (Fix) Cannot connect to some APs using WPA-PSK - (Fix) Cannot connect to some APs using channels 1 to channel 5 <2.4.1.10> [1QWC60WW] - (New) Added support for ThinkPad X40 - (Fix) WPA-PSK hexadecimal input is case sensitive - (Fix) Connect to AP with driver installation default if the AP has no security set and allows connection with SSID ANY <2.4.1.9> [1QWC58WW] - (New) Added support for ThinkPad R50p, ThinkPad T41p - (Fix) Wireless LED turns On after resume when radio is turned Off prior to suspend. <2.4.1.7> [1QWC54WW] - (New) Added support for IBM 11a/b/g Wireless LAN Mini PCI Adapter - (New) Added support for ThinkPad R50, ThinkPad T41 <2.4.1.6> [1QWC51WW] - (Fix) Cannot connect to network if multiple SSIDs are defined in AP. Note: Only drivers for Windows 2000/XP have been update with this package. You do not need to update the driver if you use Widows 98 SE/NT 4.0. <2.4.1.4> [1QWC28WW] - (New) Added support for WPA - (New) Added support for CCX Note: Only drivers for Windows 2000/XP have been updated with this package. You do not need to update the driver if you use Widows 98 SE/NT 4.0. <2.3.0.4> [1QWC27WW] - (Fix) Cannot connect to network with some APs when SSID is not broadcasted - (Fix) Takes more than one minute to connect to network when AP is not broadcasting SSID and Windows XP's native configuration utility is used Note: Only drivers for Windows 2000/XP have been update with this package. You do not need to update the driver, if you use Widows 98 SE/NT 4.0. version of Configuration Utility (Windows 98 SE/NT 4.0) in this release is ver.2.4. <2.1.10.0> [1QWC25WW] - (New) Added support for ThinkPad T40/T40p, ThinkPad X31 - (Fix) Status icon color not changing immediately with a wrong WEP key under Windows NT 4.0 Note: Only the Configuration Utility, when used under Windows NT 4.0, has been updated at this release. Driver itself was not changed from previous version If you use Widows 98 SE/2000/XP and Previous version (2.1.10.0/1QWC24WW) is installed, You do not need to update the driver. Version of Configuration Utility (Windows NT 4.0) in this release is ver.2.4. <2.1.10.0> [1QWC24WW] - (New) Initial release for ThinkPad R40 Note: Version of Windows NT 4.0 Configuration Utility in this release is ver.2.3. [Old IBM 11b/g Wireless LAN Mini PCI Adapter Software for Windows 2000/XP for ThinkPad] Where: < > Version number [ ] Internal ID which is for administrator purpose. (New) New function or enhancement (Fix) Correction to existing function <3.1.1.5401.0512> [1UWC36WW] - (Fix) Internal code optimization <3.1.1.5201.0426> [1UWC34WW] - (New) Added support for EAP-TTLS - (New) Added support for PEAP-GTC - (New) Added support for Single Sign On(LEAP,EAP-TTLS,PEAP-MSCHAPV2) - (New) Added support for ThinkPad T42/T42p <2.4.2.3302.0407> [1UWC16WW] - (New) Added support for ThinkPad T41p/R50p/R51 - (Fix) Roaming may fail after suspend/resume using Access Connections 3.1 <2.4.2.3302.0116> [1UWC15WW] - (New) Initial release for ThinkPad X31/X40 [Old IBM Dual-Band Wi-Fi wireless Mini PCI adapter software for Windows 98SE/2000/XP - ThinkPad G40] Where: < > Version number [ ] Internal ID which is for administrator purpose. (New) New function or enhancement (Fix) Correction to existing function <2.1.10.0> - (New) Initial release for ThinkPad G40 ---------------------------------------------------------------------- TRADEMARKS * ThinkPad and ThinkVantage are registered trademarks of Lenovo. * Access Connections is a trademark of Lenovo. * IBM is a registered trademark of IBM Corporation. * Microsoft, Windows and Windows NT are registered trademarks of Microsoft Corporation. Other company, product, and service names may be registered trademarks, trademarks or service marks of others.