NEC Express5800/R140a-4 User Manual page 326

8-48 Troubleshooting
Fail to access to 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 BIOS configuration correct?
→ When the server has PCI devices connected, make sure to set the PCI device
interrupt and others with the BIOS setup utility of the server. (Most PCI devices
generally do not require any change to the configuration, but some boards do
require specific settings. Refer to the manual that comes with the board for details
to make correct settings.
<Menus to check: [Advanced] - [Advanced Chipset Control] - [PCI Device]>
→ Some devices connected to the serial port may require I/O port address or
operation mode settings. Refer to the manual that comes with the board for details
to make correct settings.
<Menu to check: [Advanced] - [Peripheral Configuration]>
After a PCI device is installed additionally, the system becomes to operate incorrectly.
Is the board installed correctly?
→ Reinstall the board correctly referring to Chapter 9.
Is "Disabled" specified in [Option ROM] for the slot to install the board (excluding
the board used for OS boot)?
→ Check the settings with the BIOS SETUP utility.
<Menus to check: [Advanced] - [PCI Configuration] - [PCI Slot n] (n: PCI slot
number of installed board) - [Option ROM Scan]>
Is "Disabled" specified in [Option ROM] for the slot for added network board which
is not used for network boot?
→ Check the settings with the BIOS SETUP utility.
<Menus to check: [Advanced] - [PCI Configuration] - [PCI Slot n] (n: PCI slot
number of installed board) - [Option ROM Scan]>