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Media Select Switch
Media Select switch is used to select the CPU blade that can use the USB interface device. Pressing
this switch changes the connection between USB 1 system of the CPU blade and floppy disk drive
and CD-ROM drive at the front of the blade assembly unit, and USB device connected to the USB
connector.
The floppy disk drive and CD-ROM drive at the front of the blade assembly unit, and a device
connected to the USB connector are connected via the USB interface. If the OS requires
initialization of USB devices, wait until the startup sequence completes with the relevant Media
Select lamp being lit.
Selecting these devices using the Media Select switch after the OS has started up is equivalent to the
procedure to add or remove USB devices, and subject to restrictions of the OS. Make sure that the
floppy disk drive, CD-ROM drive, and USB devices connected to the USB connector are not being
accessed before attempting to connect a CPU blade or any other device.
For Windows, execute [Remove device safely (removal of hardware)] before switching the blade.
If you are going to perform any of the following operations, make sure that the Media Select lamp is
on (the target CPU blade is selected) before turning on the CPU blade.
IMPORTANT:
enables the USB device under the OS that does not support the USB
interface. If you are using the keyboard and mouse in such an
environment and you make change to the USB device configuration,
the USB devices will no longer works normally.
– to install the OS in manual mode
– to use the ROM-DOS
– to use the NEC EXPRESSBUILDER
– to change the system BIOS setups
Selecting the other CPU blade and performing any of the above
operations may affect the overall system.
"Legacy USB Support" feature of the system BIOS
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