Firmware Upgrade for Lite-On SOHC-4836V CD-RW/DVD combo drive FRU #40Y8943 or 41X3549 for Microsoft(R) Windows(R) XP, Vista(TM) Version SUK4 Installation Readme This firmware update was created to fix these known problems with the Lite-ON SOHC-4836V CD-RW/DVD combo drive: - The combo drive may have CD-R recording issues under Windows-Vista, especially after the system comes out of sleep mode - The combo drive may have difficultry writing CD-R discs manufactured by Memorex(TM), TDK(TM), Dynex(TM), and other manufacturers Supported systems ================= This package applies to the following systems configured with the Lite-ON CD-RW/DVD combo drive: - ThinkCentre A52 (type 8153, 8154, 8155, 8156, 8157, 8158, 8159, 8160, 8161, 8162, 8163, 8164, 8165, 8166, 8167, 8168, 8169, 8170, 8287, 8288, 8289, 8296, 8297, 8298, 8326, 8327, 8328, 8329, 8340, 8341, 8342, 8343, 8344, 8380, 8381, 8382) - ThinkCentre A53 (type 8701, 8702, 8970, 8973, 8980, 8983, 8992, 8995, 9276, 9277, 9286, 9287, 9378, 9387, 9628, 9635) - ThinkCentre A55 (type 8705, 8706, 8972, 8975, 8982, 8985, 8994, 9265) - ThinkCentre A60 (type 8013, 8700, 8976, 8979, 8986, 8991, 9266, 9269, 9282, 9283, 9374, 9383, 9384, 9631, 9646, 9647, 9694, 9695) - ThinkCentre E50 (type 8290, 8291, 8292, 8293, 8294, 8295, 8469, 8472, 8473, 8474, 8708, 8709, 8710, 8711, 8719, 8771, 8772, 8773, 8774, 8776, 8777, 8778, 8779, 8817, 8818, 8819, 9214, 9215, 9216, 9217, 9218, 9219) - ThinkCentre E51 (type 8463, 8464, 8465, 8466, 8467, 8468, 8712, 8713, 8714, 8715) - ThinkCentre M52 (type 8099, 8110, 8111, 8112, 8113, 8114, 8115, 8116, 8211, 8212, 8213, 8214, 8215, 9210, 9211) - ThinkCentre M52e (type 8299, 8380) - ThinkCentre M55e (type 9278, 9279, 9288, 9379, 9380, 9389, 9632, 9637) Downloading the package ======================= 1. Click the file link to download the file from the Web page. 2. When prompted, select a drive and directory in which to save the downloaded file. Extracting the package ====================== 1. Click Start, select Find or Search, then click Files and folders. 2. Type sohc4836v_suk4.exe in the search field, then click Find Now. This will locate the file you just downloaded. 3. Double-click the sohc4836v_suk4.exe icon. 4. Click Next. 5. Click I accept the terms in the license agreement. 6. Click Next. 7. Ensure that "Save files in folder" is set to C:\SWTOOLS\FIRMWARE\LITEON\SOHC4836V. 8. Click Next. The necessary files will be extracted to your hard drive. 9. Click Finish. Applying the package ==================== Note: The firmware upgrade program will require you to reboot your computer. Shut down all other programs and save your data before applying the upgrade. 1. Click Start, then click Run. 2. Type C:\SWTOOLS\FIRMWARE\LITEON\SOHC4836V\UpSUK4WIN.EXE, then click OK. The firmware upgrade utility will proceed automatically. 3. When the "Firmware update has been successfully completed" message is displayed, click OK. 4. The program will then prompt you with "Your computer needs to be rebooted". Click either Now or Later, as desired. The firmware update will not take effect until after you reboot your computer. Trademarks ========== Lite-On is a trademark of Lite-On Technology Corporation in the United States, other countries, or both. Lenovo and ThinkCentre are trademarks of the Lenovo Corporation in the United States, other countries, or both. IBM and NetVista, are trademarks of the IBM Corporation in the United States, other countries, or both. Microsoft and Windows are trademarks of Microsoft Corporation in the United States, other countries, or both. Other company, product, and service names may be trademarks or service marks of others. THIS DOCUMENT IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IBM DISCLAIMS ALL WARRANTIES, WHETHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE AND MERCHANTABILITY WITH RESPECT TO THE INFORMATION IN THIS DOCUMENT. BY FURNISHING THIS DOCUMENT, IBM GRANTS NO LICENSES TO ANY PATENTS OR COPYRIGHTS. Copyright (c) 2007 IBM Corporation Copyright (c) Lenovo 2007, all rights reserved