NEC Express5800 320Fd-MR User Manual page 210

7-10 Troubleshooting
The keyboard or mouse fails to operate:

Is the cable properly connected?
 Make sure that the cable is connected to the correct connector on the rear of the
server.

Are the keyboard and mouse are compliant with NEC Express5800/ft series?
 Operation of the server with unauthorized devices is not guaranteed.

Is the operation mode correct?
 USB device is connected to CPU/IO module on the primary side through HW switch.
You need to be careful when using the device because the device is not for the
duplex
Before installing ft control software: USB devices are available.
After installing ft control software: USB devices are available only when the
following item is selected on Grub menu at starting the ESX Server. In other cases,
the devices are unavailable.
Grub menu
Service Console only (troubleshooting mode) (USB enabled)
Screen freezes, keyboard and mouse don't work:

If the amount of memory becomes larger, it takes time to copy the memory in
duplex mode and the system stops working temporarily during the copying, but it is not
system trouble.
Fail to access (read or write) to the floppy disk:

Is the operation mode correct?
 USB devices are connected to the CPU/IO module of the primary side through the
HW switch. But you need to be careful on the operation since the devices are not for
the duplecx.
Before installing ft control software: USB devices are available.
After installing ft control software: USB devices are available only when the
following item is selected on Grub menu at starting the ESX Server. In other
cases, the devices are unavailable.
[Grub menu]
Service Console only (troubleshooting mode) (USB enabled)

Is the floppy disk properly set in the drive?
 Insert the disk into the floppy disk drive till the drive clicks.