Lenovo Storage N3310, User Manual And Hardware Maintenance Manual

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• 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 storage product is interrupted while the POST and BIOS are being updated, your
storage product might not restart correctly. Ensure that you perform the BIOS update procedure in
an environment with a steady power supply. Besides, ensure that your storage product 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 31 after the BIOS update process is completed.
Recovering from a BIOS update failure
If the power to your storage product is interrupted while the BIOS is being updated, your storage product
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 storage product 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 storage product to an ac power source.
2. After the system health LED turns off, press the power button to turn on the storage product. The
storage product 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
storage product starts automatically.
3. Check and configure the BIOS settings for your specific needs. See “Using the Setup Utility
program” on page 31.
• Using the BIOS recovery jumper
1. Remove all external media from the drives and turn off all attached devices and the storage product.
Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected
to the storage product.
2. Prepare your storage product. See “Removing or extending the storage product from the rack
cabinet” on page 43.
3. Remove the storage product cover. See “Removing the cover” on page 43.
4. Locate the BIOS recovery jumper on the system board. See “System board jumpers” on page 25.
Then, remove any parts and disconnect any cables that might impede your access to the jumper.
Note: Do not remove the memory modules or microprocessors.
5. Remove the jumper cap from the jumper cap storage. See “System board jumpers” on page 25.
6. Note the orientation of the jumper cap and then install the jumper cap on the BIOS recovery jumper.
Chapter 5
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Configuring the storage product
37