Solving USB Flash Drive Problems
If you encounter USB flash drive problems, common causes and solutions are listed in the following
table.
Table 2-14
Solving USB Flash Drive Problems
USB flash drive is not seen as a drive letter in Windows.
Cause
Solution
The drive letter after the last physical drive is not available.
Change the default drive letter for the flash drive in Windows.
USB flash drive not found (identified).
Cause
Solution
The device is attached to a USB port that has been disabled
in Computer Setup.
Run the Computer Setup utility and ensure
USB Ports
are
Enabled
in the
Advanced
menu.
The device was not properly seated before power-up.
Ensure the device is fully inserted into the USB port before
applying power to the system
System will not boot from USB flash drive.
Cause
Solution
Boot order is not correct.
1.
Run the Computer Setup utility and change the
removable media boot priority in
Boot
>
Boot Device
Priority
.
2.
Run the Computer Setup utility and change boot group
sequence in
Boot
>
Boot Device Priority
.
The image on the device is not bootable.
Follow the procedures described in the "Replicating the Setup"
section of the
Service Reference Guide
.
The computer boots to DOS after making a bootable flash drive.
Cause
Solution
Flash drive is bootable.
Install the flash drive only after the operating system boots.
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Chapter 2 Troubleshooting Without Diagnostics
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