5. Troubleshooting
Express5800/E120f-M Maintenance Guide
30
Chapter 1 Maintenance
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Unable to install OS
Is the Hard Disk Drive properly installed?
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Make sure that the Hard Disk Drive is installed securely and that cables are properly connected.
If the hard disk drive of installation destination supported?
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The supported disk format depends on boot mode as shown below.
Boot mode
Disk format
UEFI Mode
GPT (GUID Partition Table)
Legacy Mode
MBR (Master Boot Record)
For example, in UEFI environment, if the hard disk drive of MBR format is specified for
installation destination, the message as shown below is displayed.
To change disk format, first erase the disk contents of installation destination, and create the
partition again. Before creating a new partition, be sure to backup the necessary data.
Did you configure the RAID Controller?
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For the RAID System, use EXPRESSBUILDER or a RAID Configuration Utility (Off-line Utility) to
properly configure the RAID Controller before installing OS.
Did you create a Logical Drive?
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For the RAID System, create a Logical Drive using EXPRESSBUILDER or a RAID Configration Utility
(Off-line Utility) to install OS.
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Unable to install Windows
Have you checked precautions for installation?
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For installing OS, refer to "
Installation Guide (Windows)
".
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A product key was not requested
For Windows Server 2008 R2
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If you install using the backup DVD-ROM, entering the product key is not required.
If installing using an OS media other than the backup DVD-ROM, a screen for entering the product key
is displayed twice, during OS installation, and, before the MICROSOFT SOFTWARE LICENSE TERMS
dialog box, which displays after OS installation. Follow the on-screen instructions to enter the product
key.