Problems With Internal Devices And Other Hardware - NEC Express5800 Series Maintenance Manual

Chapter 1 Maintenance
8.4

Problems With Internal Devices and Other Hardware

[?] Fail to access the internal or external devices (or such devices fail to operate):
Are cables properly connected?

 Make sure that the interface cables and power cord are properly connected. Also make sure that
the cables are connected in the correct order.
Is the power-on order correct?

 When the server has any external devices connected, power on the external devices first, then the
server.
Did you install drivers for connected optional devices?

 Some optional devices require specific device drivers. Refer to the manual that comes with the
device to install its driver.
Is option board setting correct?

 Usually, PCI device settings need not to be changed. However, depending on the board to be set,
special setting may be required. Refer to the manual that comes with the board for details to make
correct settings.
[?] The keyboard or mouse does not work:
Is the cable properly connected?

 Make sure that the cable is connected to the USB connector on the front or rear of the server.
Are the keyboard and mouse are compliant with this server?

 Operation of the server with unauthorized devices is not guaranteed.
[?] Screen freezes, keyboard and mouse are disabled:
 If the amount of memory is large, it takes time to copy the memory in dual mode and the system
stops working temporarily during the copying, but it is not system trouble.
[?] Unable to access the Hard Disk Drive
Is the Hard Disk Drive supported by the server?

 Operation of any device that is not authorized by NEC is not guaranteed.
Is the Hard Disk Drive properly installed?

 Check the Hard Disk Drive installation status and the cable connections.
[?] Unable to configure dual hard disk drives:
 Unless you perform mirroring (including reconfiguration after failed disks are replaced) according
to Chapter 2, (2. Network Duplexing) , the mirror may not be (re)configured. Check if the steps
were correct.
[?] Disk ACCESS LEDs on the disks are off:
 The LEDs may seem to be off when an excessive amount of access causes the frequent blinking.
Check if the LEDs are blinking green when the access is reduced.
68
Express5800/R320e-E4, R320e-M4 Maintenance Guide (Linux)
8. Troubleshooting