IBM 4910-33S Installation Guide - Page 52

Troubleshooting Configuration Issues, USB memory key/USB CD-ROM drive are unable to boot

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Symptom System hangs at "Boot from CD:" prompt System will not boot from hard disk Resolution v Certain models of USB CD-ROM drive do not operate properly in high speed USB legacy mode. It is recommended to disable high speed USB legacy. 1. Power ON the system. 2. Press Del to enter BIOS setup when prompted. 3. Enter the "Integrated Peripherals" menu. 4. Enter the "USB Configuration" menu. 5. Set the "USB Legacy Speed" item to the "Full/Low Speed". v Verify the hard disk is listed in the boot priority list. 1. Power ON the system. 2. Press Del to enter BIOS setup when prompted. 3. Enter the "Advanced BIOS Features" menu. 4. Set the first, second, third, or fourth boot device to "Hard Disk". v Remove any attached USB hard disks or memory keys. For additional support, please use the following resources: v IBM Retail Store Solutions Support, www.ibm.com/solutions/retail/store/support/ v Microsoft Help and Support, http://support.microsoft.com/. Troubleshooting Configuration Issues USB memory key/USB CD-ROM drive are unable to boot Question: USB mass storage devices fail to boot in certain configurations when attached to the IBM 4810-x4x. How can I resolve this issue? Answer: The IBM 4810-x4x BIOS does not support booting from USB mass storage devices in the following circumstances: v When the device is attached to an external USB hub v When the device is attached to a USB SurePort. The following configuration changes can be applied to allow USB mass storage devices to boot: v Attach the USB mass storage device directly to a USB root port: - Front USB port - Standard USB ports on the rear panel of the system v Lower the USB legacy host controller connection speed to "Full/Low Speed". Note that this does not disable high speed USB for usage by the installed operating system. High Speed USB is only disabled for USB legacy boot support. 38 SurePOS 300: Operating System Installation Guide Models 33x and x4x

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Symptom
Resolution
System hangs at "Boot from CD:" prompt
v
Certain models of USB CD-ROM drive do
not operate properly in high speed USB
legacy mode. It is recommended to
disable high speed USB legacy.
1.
Power ON the system.
2.
Press
Del
to enter BIOS setup when
prompted.
3.
Enter the "Integrated Peripherals"
menu.
4.
Enter the "USB Configuration" menu.
5.
Set the "USB Legacy Speed" item to
the "Full/Low Speed".
System will not boot from hard disk
v
Verify the hard disk is listed in the boot
priority list.
1.
Power ON the system.
2.
Press
Del
to enter BIOS setup when
prompted.
3.
Enter the "Advanced BIOS Features"
menu.
4.
Set the first, second, third, or fourth
boot device to "Hard Disk".
v
Remove any attached USB hard disks or
memory keys.
For additional support, please use the following resources:
v
IBM Retail Store Solutions Support, www.ibm.com/solutions/retail/store/support/
v
Microsoft Help and Support, http://support.microsoft.com/.
Troubleshooting Configuration Issues
USB memory key/USB CD-ROM drive are unable to boot
Question: USB mass storage devices fail to boot in certain
configurations when attached to the IBM 4810-x4x. How can I
resolve this issue?
Answer:
The IBM 4810-x4x BIOS does not support booting from USB mass
storage devices in the following circumstances:
v
When the device is attached to an external USB hub
v
When the device is attached to a USB SurePort.
The following configuration changes can be applied to allow USB mass storage
devices to boot:
v
Attach the USB mass storage device directly to a USB root port:
–
Front USB port
–
Standard USB ports on the rear panel of the system
v
Lower the USB legacy host controller connection speed to “Full/Low Speed”.
Note that this does not disable high speed USB for usage by the installed
operating system. High Speed USB is only disabled for USB legacy boot support.
38
SurePOS 300: Operating System Installation Guide Models 33x and x4x