5-10
Problem Solving
No Characters Appear on Screen
Check the following:
!
Is the keyboard working? Check to see if the
Num Lock
light is functioning.
!
Is the video display monitor plugged in and turned on?
!
Are the brightness and contrast controls on the video monitor properly adjusted?
!
Are the video monitor switch settings correct?
!
Is the video monitor signal cable properly installed?
!
Is the onboard video controller enabled?
If you are using a video controller board, verify that the video controller board is fully
seated in the its connector.
If there are still no characters on the screen after you reboot the system, contact your
service representative or authorized dealer for assistance.
POST emits one long beep and two short beeps pattern to indicate a possible problem
with the video display controller. If you do not receive a beep pattern and characters do
not display, the video display or video controller may have failed. Contact your service
representative or authorized dealer for assistance.
Characters are Distorted or Incorrect
Check the following:
!
Are the brightness and contrast controls properly adjusted on the video display?
Refer to the documentation supplied with your video display.
!
Are the video monitor's signal and power cables properly installed?
!
If the problem persists, the video monitor may be faulty or it may be the incorrect
type. Contact your service representative for assistance.
System Cooling Fans Do Not Rotate
Note:
In addition to the cooling fans that are an integral part of
each power supply, the server chassis has hot swap front and rear
cooling fan modules. There are no serviceable components inside
the power supply. If the power supply is opened, the manufacturer's
warranty is voided.
Check the following:
!
Is AC power available at the wall outlet?
!
Are the system power cords properly connected to the power supplies and the AC
wall outlets?
!
Are the cooling fans module power connectors seated properly?
Summary of Contents for EXPRESS5800/120Md Series
Page 1: ... U s e r s G u i d e EXPRESS5800 120Md ...
Page 2: ...NEC ...
Page 3: ... U s e r s G u i d e EXPRESS5800 120Md ...
Page 58: ...2 16 Setting Up the System Figure 2 10 Connecting the AC Power Cord to the Server ...
Page 64: ...2 22 Setting Up the System ...
Page 92: ...3 28 Configuring Your System ...
Page 165: ...A Technical Specifications Server Unit ...
Page 168: ...A 4 Technical Specifications ...
Page 174: ...B 6 Interrupt Request PCI IRQ Device I O Port Address Assignments ...
Page 185: ...D ROMPilot BIOS Error Codes ROMPilot BIOS Error Codes ...
Page 188: ...D 4 ROMPilot BIOS Error Codes ...
Page 198: ...10 Glossary ...
Page 204: ...Index 4 ...
Page 205: ...xx ...
Page 206: ... 456 01557 N00 ...