Lenovo ThinkServer RD350 (English) User Guide and Hardware Maintenance Manual - Page 59

Updating or recovering the BIOS, Updating flashing the BIOS, Recovering from a BIOS update failure

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For more information about the Save & Exit menu in the Setup Utility program, see "Save & Exit menu" on page 41. Updating or recovering the BIOS This topic provides instructions on how to update the BIOS and how to recover from a POST and BIOS update failure. Lenovo might make changes and enhancements to the BIOS and TSM firmware. When updates are released, they are available for download on the Lenovo Web site at http://www.lenovo.com/drivers. You can update the server firmware by downloading an update package and following the instructions on the Web page. Updating (flashing) the BIOS This topic provides instructions on how to update (flash) the BIOS. Notes: • Update the BIOS on your server only if the newer BIOS version specifically solves a problem you have. We do not recommend BIOS updates for servers that do not need them. You can view the updated information for the new BIOS version in the installation instructions for the BIOS update utility program. • Downgrading the BIOS to an earlier version is not recommended and might not be supported. An earlier BIOS version might not support the latest system configurations. • If the power to your server is interrupted while the POST and BIOS are being updated, your server might not restart correctly. Ensure that you perform the BIOS update procedure in an environment with a steady power supply. Besides, ensure that your server can restart successfully without encountering hardware problems. • After updating the BIOS firmware, all of your previous BIOS settings will be automatically restored. Check and reconfigure the BIOS settings for your specific needs. To update (flash) the BIOS, do the following: 1. Go to http://www.lenovo.com/drivers and follow the instructions on the Web page to locate the BIOS update package. 2. Download the BIOS update package and the TXT file that contains installation instructions. 3. Print the TXT file and follow the instructions to update (flash) the BIOS. 4. Check and reconfigure the BIOS settings for your specific needs based on your note or refer to "Using the Setup Utility program" on page 39 after the BIOS update process is completed. Recovering from a BIOS update failure If the power to your server is interrupted while the BIOS is being updated, your server might not restart correctly. If this happens, perform the following procedures to recover from the BIOS update failure. Note: If the operating system of your server is installed under EFI mode, you must reinstall the operating system after recovering the BIOS. To recover from a BIOS update failure, do one of the following: • Using the automatic recovery feature 1. Reconnect the server to an ac power source. 2. After the system health LED turns off, press the power button to turn on the server. The server will be turned on and then turned off automatically. Then, the recovery process starts. The recovery process lasts about 20 minutes. After the recovery process is completed, the server starts automatically. Chapter 5. Configuring the server 45

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For more information about the
Save & Exit
menu in the Setup Utility program, see “Save & Exit menu”
on page 41.
Updating or recovering the BIOS
This topic provides instructions on how to update the BIOS and how to recover from a POST and BIOS
update failure.
LenovomightmakechangesandenhancementstotheBIOSandTSMfirmware.Whenupdatesarereleased,
theyareavailablefordownloadontheLenovoWebsiteathttp://www.lenovo.com/drivers.Youcanupdate
theserverfirmwarebydownloadinganupdatepackageandfollowingtheinstructionsontheWebpage.
Updating (flashing) the BIOS
This topic provides instructions on how to update (flash) the BIOS.
Notes:
• Update the BIOS on your server only if the newer BIOS version specifically solves a problem you have.
We do not recommend BIOS updates for servers that do not need them. You can view the updated
informationforthenewBIOSversionintheinstallationinstructionsfortheBIOSupdateutilityprogram.
• Downgrading the BIOS to an earlier version is not recommended and might not be supported. An earlier
BIOS version might not support the latest system configurations.
• If the power to your server is interrupted while the POST and BIOS are being updated, your server might
not restart correctly. Ensure that you perform the BIOS update procedure in an environment with a
steady power supply. Besides, ensure that your server can restart successfully without encountering
hardware problems.
• After updating the BIOS firmware, all of your previous BIOS settings will be automatically restored. Check
and reconfigure the BIOS settings for your specific needs.
To update (flash) the BIOS, do the following:
1. Go to http://www.lenovo.com/drivers and follow the instructions on the Web page to locate the BIOS
update package.
2. Download the BIOS update package and the TXT file that contains installation instructions.
3. Print the TXT file and follow the instructions to update (flash) the BIOS.
4. Check and reconfigure the BIOS settings for your specific needs based on your note or refer to “Using
theSetupUtilityprogram”onpage39aftertheBIOSupdateprocessiscompleted.
Recovering from a BIOS update failure
If the power to your server is interrupted while the BIOS is being updated, your server might not restart
correctly.Ifthishappens,performthefollowingprocedurestorecoverfromtheBIOSupdatefailure.
Note:
IftheoperatingsystemofyourserverisinstalledunderEFImode,youmustreinstalltheoperating
system after recovering the BIOS.
To recover from a BIOS update failure, do one of the following:
•
Using the automatic recovery feature
1. Reconnect the server to an ac power source.
2.AfterthesystemhealthLEDturnsoff,pressthepowerbuttontoturnontheserver.Theserverwillbe
turnedonandthenturnedoffautomatically.Then,therecoveryprocessstarts.Therecoveryprocess
lastsabout20minutes.Aftertherecoveryprocessiscompleted,theserverstartsautomatically.
Chapter 5
.
Configuring the server
45