NEC Express5800/120Rd-2 Service Manual page 214

6-12 Troubleshooting
Fail to access internal or external devices (or such devices fail to operate):
θ Are cables properly connected?
→ Make sure that the interface cables and power cords are properly connected. Also
make sure that the cables are connected correctly.
θ Is the power-on order correct?
→ When the server has any external devices connected, power on the external
devices first, then the server.
θ 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.
θ Is the BIOS configuration correct?
→ When the server has PCI devices connected, make sure to set the PCI device
interrupt and other settings 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] - [PCI Configuration] - [PCI Slot xx ROM]
x: PCI slot number>
→ Some devices connected to the serial or parallel 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]>
The DUMP and SLEEP switches are disabled:
θ Is the server in the Secure Mode?
→ In the Secure Mode, the DUMP switch is disabled. To release the Secure Mode,
enter the password specified with the BIOS setup utility.