IBM x226/Z20 System BIOS Crisis Recovery Diskette Version 1.61 Recovery README File CONTENTS ________ 1.0 Overview 2.0 Change History 3.0 Installation and Setup Instructions 4.0 Configuration Information 5.0 Unattended Mode 6.0 Web Sites and Support Phone Number 7.0 Trademarks and Notices 8.0 Disclaimer 1.0 Overview 1.1 This README file contains the latest information about recovering the IBM POST/BIOS code in the event of an update failure. 1.2 Limitations - DMI/SMBIOS information is not preserved. 1.3 Enhancements - NA 1.4 Level of Recommendations and Prerequisites for the Update: 1.5 Dependencies 2.0 Change History See 'readme.txt' on the IBM x226/Z20 Flash Update media. 3.0 Installation and Setup Instructions The procedure to recover the POST/BIOS is as follows: 3.1 Remove AC power from the system. 3.2 Remove the top cover from the system. 3.3 Move the Boot Block jumper (JCON1) from its original location covering pins 1 and 2 to the recovery position covering pins 2 and 3. Note: The Boot Block jumper is located near the front of the chassis, adjcent the FDD connector. Boot Block (JCON1) jumper position for normal operation; jumper covers pins 1 and 2. ___ [___] | | | 1 2 3 Boot Block (JCON1) jumper position for Boot Block Recovery; jumper covers pins 2 and 3. ___ [___] | | | 1 2 3 3.4 Insert the "IBM x226/Z20 System BIOS Recovery Diskette" into the fixed floppy diskette drive A. 3.5 Replace the top cover and reapply AC power to the system. 3.6 The system will boot into a special recovery mode. Note: There may be several minutes where the system will beep, as the recovery process proceeds. When the recovery is complete the system will shut down. 3.7 After the shut down, remove AC power from the system. 3.8 Remove the top cover from the system. 3.9 Move the Boot Block jumper (JCON1) back its original location for normal operation covering pins 1 and 2. 3.10 Replace the top cover and remove the "IBM x226/Z20 System BIOS Recovery Diskette" from the fixed floppy diskette drive A. 3.11 Verify that the DMI/SMBIOS strings are correct for the "IBM x226/Z20 system. Reprogramming the DMI/SMBIOS strings may be necessary. 4.0 Configuration Information 5.0 Unattended Mode 5.1 Steps for unattended mode. N/A 6.0 Web Sites and Support Phone Number 6.1 IBM Support Web Site: http://www.pc.ibm.com/support 6.2 If you have any questions about this update, or problems applying the update go to the following Help Center World Telephone Numbers URL: http://www.ibm.com/planetwide/. 7.0 Trademarks and Notices 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. 8.0 Disclaimer